Re: *istD AF

2006-12-31 Thread Doug Franklin
William Robb wrote: I've had a couple of messages telling me I should really try one of the high end Canons or Nikons to see what their AF can do. There is no way in hell that any AF Pentax would have made that shot unless it is one hell of a crop. Yeah, but what about the Canons and Nikons

Re: *istD AF

2006-12-31 Thread Doug Franklin
John Sessoms wrote: Second, I hold the shutter release halfway down while following the action, awaiting the critical moment to shoot. But allowing the camera to select the autofocus point has not proved workable. The camera is like as not to choose a point away from the action I'm trying

Re: *istD AF

2006-12-31 Thread Adam Maas
Doug Franklin wrote: William Robb wrote: I've had a couple of messages telling me I should really try one of the high end Canons or Nikons to see what their AF can do. There is no way in hell that any AF Pentax would have made that shot unless it is one hell of a crop. Yeah, but what

Re: *istD AF

2006-12-30 Thread Carlos Royo
ann sanfedele escribió: Well the ears fit - but not the high-pitched voice. That would be the real bunny rabbit - Bugs. But, although unfortunately I haven't had the pleasure to meet him in person, I bet he moves fast, at least when cycling. So he meets two of Cotty's requirements.

Re: *istD AF

2006-12-29 Thread Frits Wüthrich
://www.jensbladt.dk +45 56 63 77 11 +45 23 43 85 77 Skype: jensbladt248 -Oprindelig meddelelse- Fra: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] vegne af Frits Wüthrich Sendt: 28. december 2006 12:03 Til: pdml@pdml.net Emne: Re: *istD AF Nice shots. You have a very big DOF, which also helps

Re: *istD AF

2006-12-29 Thread John Sessoms
From: Frits Wüthrich [EMAIL PROTECTED] With the recent discussion in mind that the K10D AF isn't fast enough for football and American football as we call it in the Netherlands, I wanted to show a photograph I made of a hockeygame with my *istD on continues autofocus, using the FA

Re: *istD AF

2006-12-29 Thread John Sessoms
From: Tom C [EMAIL PROTECTED] I was never happy with the camera-selected AF point. How can it possibly know my composition? I'm the 'pre-focus using center point then compose type'. I find for baseball selecting one of the AF points based on where I think the action is going to be in the

Re: *istD AF

2006-12-29 Thread Paul Stenquist
Yes, I select an autofocus point as well. I usually know where the main action will occur or where the head of the subject will be placed. I shot a bunch of pics today of Grace running in the yard with continuous autofocus and a focus point at the top of the frame with the camera in a

Re: *istD AF

2006-12-29 Thread ann sanfedele
Carlos Royo wrote: Cotty escribió: On 28/12/06, David J Brooks, discombobulated, unleashed: I'll bring a Nikon and my 70-200VR F2.8 for comparison.All of them perform very fast with that lens. Now we need something with tall ears, a high-pitched voice, that moves very fast.

RE: *istD AF

2006-12-28 Thread Jens Bladt
Skype: jensbladt248 -Oprindelig meddelelse- Fra: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] vegne af Frits Wüthrich Sendt: 27. december 2006 23:14 Til: pdml@pdml.net Emne: Re: *istD AF Taken from the *istD manual page 74: The camera switches to predictive AF mode automatically when

RE: *istD AF

2006-12-28 Thread Jens Bladt
2006 09:25 Til: Pentax-Discuss Mail List Emne: RE: *istD AF Yes, so it seems. Only in the PDF-manaul this is page 72. So, what does it do, when the subject is fixed and YOU move the CAMERA? It may work fine in theory. But in the real world, the images rarely turn out sharp, if the subject

Re: *istD AF

2006-12-28 Thread Cotty
On 27/12/06, Jens Bladt, discombobulated, unleashed: Heck - some Canons use 45 AF points (giving a different meaning to the word predictive) as well as two separate micro processors especially dedicated to the focusing system (This may be the reason why a lot of action shooters are Canon users).

RE: *istD AF

2006-12-28 Thread Jens Bladt
. december 2006 09:47 Til: pentax list Emne: Re: *istD AF On 27/12/06, Jens Bladt, discombobulated, unleashed: Heck - some Canons use 45 AF points (giving a different meaning to the word predictive) as well as two separate micro processors especially dedicated to the focusing system (This may

Re: *istD AF

2006-12-28 Thread Frits Wüthrich
: jensbladt248 -Oprindelig meddelelse- Fra: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] vegne af Jens Bladt Sendt: 28. december 2006 09:25 Til: Pentax-Discuss Mail List Emne: RE: *istD AF Yes, so it seems. Only in the PDF-manaul this is page 72. So, what does it do, when the subject

Re: *istD AF

2006-12-28 Thread Cotty
On 28/12/06, Jens Bladt, discombobulated, unleashed: True, Cotty - my point exactly. When the issue is the AF capability of the K10D - I guess it's fair to say, that it does not represent a vast improvement as far as action shooting is concerned. This camera (or any Pentax camera for that matter)

RE: *istD AF

2006-12-28 Thread Jens Bladt
@pdml.net Emne: Re: *istD AF Nice shots. You have a very big DOF, which also helps. I am shooting sports with the programline for highest shutterspeed, so lowest DOF. With a lens like mine at 150mm that is still f6.7, I am curious what the new f4 60-250mm lens will give for results in actual use. You

RE: *istD AF

2006-12-28 Thread Jens Bladt
://www.jensbladt.dk +45 56 63 77 11 +45 23 43 85 77 Skype: jensbladt248 -Oprindelig meddelelse- Fra: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] vegne af Cotty Sendt: 28. december 2006 12:17 Til: pentax list Emne: Re: *istD AF On 28/12/06, Jens Bladt, discombobulated, unleashed: True, Cotty - my

RE: *istD AF

2006-12-28 Thread Tim Øsleby
: 28. desember 2006 13:04 To: Pentax-Discuss Mail List Subject: RE: *istD AF Frits wrote: I wish the mail man would stop by and hand me my K10D. I'm sure he will - if you order one :-) I will be ordering mine some time in April - from Germany - TeKaDe or whatever - hoping it's still available

Re: *istD AF

2006-12-28 Thread William Robb
- Original Message - From: Jens Bladt Subject: RE: *istD AF True, Cotty - my point exactly. When the issue is the AF capability of the K10D - I guess it's fair to say, that it does not represent a vast improvement as far as action shooting is concerned. This camera (or any

Re: *istD AF

2006-12-28 Thread William Robb
- Original Message - From: Jens Bladt Subject: RE: *istD AF Yes, so it seems. Only in the PDF-manaul this is page 72. So, what does it do, when the subject is fixed and YOU move the CAMERA? It may work fine in theory. But in the real world, the images rarely turn out sharp

Re: *istD AF

2006-12-28 Thread Doug Franklin
William Robb wrote: John Francis and Doug Franklin are shooting racing cars using Pentax predictive AF, but I know that most field sports photographers tend to use manual focus. It's easy to get the shots you expect with manual focus, but, without AF, it's very difficult to get the shot when

Re: *istD AF

2006-12-28 Thread Stan Halpin
-Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Godfrey DiGiorgi Sent: Wednesday, December 27, 2006 3:53 PM To: Pentax-Discuss Mail List Subject: Re: *istD AF This is why the QuickShift focusing mount is so helpful. Its Canon workalike ... full time manual

Re: *istD AF

2006-12-28 Thread wendy beard
On 12/28/06, William Robb [EMAIL PROTECTED] wrote: I've been spending some time in my back yard taking pictures of my two puppies cavorting in the snow. For the most part, I am getting in focus pictures using continuous AF. It falls on it's face when my Belgian is running right at me ang gets

Re: *istD AF

2006-12-28 Thread P. J. Alling
Oh my God, you've cut off her ears... Very nice shot, illustrates your point. wendy beard wrote: On 12/28/06, William Robb [EMAIL PROTECTED] wrote: I've been spending some time in my back yard taking pictures of my two puppies cavorting in the snow. For the most part, I am getting in

Re: *istD AF

2006-12-28 Thread Tom C
We we're talking about dogs, not polar bears. Tom C. From: wendy beard [EMAIL PROTECTED] Reply-To: Pentax-Discuss Mail List pdml@pdml.net To: Pentax-Discuss Mail List pdml@pdml.net Subject: Re: *istD AF Date: Thu, 28 Dec 2006 11:30:13 -0500 On 12/28/06, William Robb [EMAIL PROTECTED] wrote

Re: *istD AF

2006-12-28 Thread Cotty
On 28/12/06, William Robb, discombobulated, unleashed: I've been spending some time in my back yard taking pictures of my two puppies cavorting in the snow. For the most part, I am getting in focus pictures using continuous AF. It falls on it's face when my Belgian is running right at me ang

Re: *istD AF

2006-12-28 Thread David J Brooks
Quoting Cotty [EMAIL PROTECTED]: I'll bring the 70-200 2.8 so Bill can have a play at GFM. All we need now is a few snarling dogs... I'll bring a Nikon and my 70-200VR F2.8 for comparison.All of them perform very fast with that lens. Dave -- Cheers, Cotty ___/\__ || (O) |

Re: *istD AF

2006-12-28 Thread Cotty
On 28/12/06, David J Brooks, discombobulated, unleashed: I'll bring a Nikon and my 70-200VR F2.8 for comparison.All of them perform very fast with that lens. Now we need something with tall ears, a high-pitched voice, that moves very fast. Hwho am I thinking of? -- Cheers, Cotty

Re: *istD AF

2006-12-28 Thread Carlos Royo
Cotty escribió: On 28/12/06, David J Brooks, discombobulated, unleashed: I'll bring a Nikon and my 70-200VR F2.8 for comparison.All of them perform very fast with that lens. Now we need something with tall ears, a high-pitched voice, that moves very fast. Hwho am I thinking of?

Re: *istD AF

2006-12-28 Thread David J Brooks
Quoting Carlos Royo [EMAIL PROTECTED]: Cotty escribió: On 28/12/06, David J Brooks, discombobulated, unleashed: I'll bring a Nikon and my 70-200VR F2.8 for comparison.All of them perform very fast with that lens. Now we need something with tall ears, a high-pitched voice, that moves very

Re: *istD AF

2006-12-28 Thread David J Brooks
Quoting Cotty [EMAIL PROTECTED]: On 28/12/06, David J Brooks, discombobulated, unleashed: I'll bring a Nikon and my 70-200VR F2.8 for comparison.All of them perform very fast with that lens. Now we need something with tall ears, a high-pitched voice, that moves very fast. Hwho am I

Re: *istD AF

2006-12-28 Thread William Robb
- Original Message - From: wendy beard Subject: Re: *istD AF Like this ;-) http://www.pbase.com/wendybeard/image/55471616 I've had a couple of messages telling me I should really try one of the high end Canons or Nikons to see what their AF can do. There is no way in hell that any

Re: *istD AF

2006-12-28 Thread William Robb
- Original Message - From: Cotty Subject: Re: *istD AF On 28/12/06, David J Brooks, discombobulated, unleashed: I'll bring a Nikon and my 70-200VR F2.8 for comparison.All of them perform very fast with that lens. Now we need something with tall ears, a high-pitched voice

Re: *istD AF

2006-12-28 Thread David J Brooks
Quoting William Robb [EMAIL PROTECTED]: - Original Message - From: wendy beard Subject: Re: *istD AF Like this ;-) http://www.pbase.com/wendybeard/image/55471616 I've had a couple of messages telling me I should really try one of the high end Canons or Nikons to see what

Re: *istD AF

2006-12-27 Thread Doug Franklin
Frits Wüthrich wrote: This sport is at least as fast as the other ones mentioned, but there are not many photos that go wrong on focus with this combo as long as there is enough light. I agree. I don't have trouble with the *ist D AF tracking racecars, either. I have the 100-300/4.5-5.6

RE: *istD AF

2006-12-27 Thread Jens Bladt
Very nice photograph - in fact it's excellent! This was not done with continous AF, was it? Well, at some distance any photograph is always sharp. Only not necessarily where you wnat it to be. In my experience the *istD AF/Continuos AF is not fast enough for anything movuing faster than a walking

Re: *istD AF

2006-12-27 Thread Bob Sullivan
Oh my, field hockey. I was expecting ice hockey! We had a famous football coach (american) here, a son of Swedish immigrants who made Notre Dame University into a football powerhouse in the '20's. He was a protestant and the University was Roman Catholic. Football came under criticism as too

Re: *istD AF

2006-12-27 Thread Joseph Tainter
Take a look at: http://www.xs4all.nl/~wuthrich/foto/IMGP4879.jpg - Very nice photo, Fritz. You may find that the K10D autofocuses better in low light. Joe -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.net/mailman/listinfo/pdml_pdml.net

RE: *istD AF

2006-12-27 Thread Jens Bladt
Skype: jensbladt248 -Oprindelig meddelelse- Fra: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] vegne af Joseph Tainter Sendt: 27. december 2006 18:35 Til: pdml@pdml.net Emne: Re: *istD AF Take a look at: http://www.xs4all.nl/~wuthrich/foto/IMGP4879.jpg - Very nice photo, Fritz. You may

Re: *istD AF

2006-12-27 Thread Kenneth Waller
Great action catch! It can only get better with the 10D. Kenneth Waller - Original Message - From: Frits Wüthrich [EMAIL PROTECTED] Subject: *istD AF With the recent discussion in mind that the K10D AF isn't fast enough for football and American football as we call it in the

Re: *istD AF

2006-12-27 Thread John Francis
On Wed, Dec 27, 2006 at 10:05:49AM -0500, Doug Franklin wrote: Frits W?thrich wrote: I leave choosing the autofocus point up to the camera. I don't because with the race cars, I often have to manage the DOF by intentionally biasing the focus point to compensate for the shutter's lock

Re: *istD AF

2006-12-27 Thread John Francis
On Wed, Dec 27, 2006 at 04:47:49PM +0100, Jens Bladt wrote: Very nice photograph - in fact it's excellent! This was not done with continous AF, was it? Well, at some distance any photograph is always sharp. Only not necessarily where you wnat it to be. In my experience the *istD AF/Continuos

Re: *istD AF

2006-12-27 Thread Tom C
Subject: Re: *istD AF Date: Wed, 27 Dec 2006 15:08:18 -0500 On Wed, Dec 27, 2006 at 10:05:49AM -0500, Doug Franklin wrote: Frits W?thrich wrote: I leave choosing the autofocus point up to the camera. I don't because with the race cars, I often have to manage the DOF by intentionally

Re: *istD AF

2006-12-27 Thread William Robb
- Original Message - From: Tom C Subject: Re: *istD AF I was never happy with the camera-selected AF point. How can it possibly know my composition? I'm the 'pre-focus using center point then compose type'. I'd have to go back to the manual to confirm this, but I recall that camera

Re: *istD AF

2006-12-27 Thread Godfrey DiGiorgi
This is why the QuickShift focusing mount is so helpful. Its Canon workalike ... full time manual focus ... is one of the details that I miss most moving to the Pentax system. With both of them, you let the camera focus as well as it can, then just tweak the focus that little increment to

Re: *istD AF

2006-12-27 Thread Frits Wüthrich
On Wednesday 27 December 2006 16:47, Jens Bladt wrote: Very nice photograph - in fact it's excellent! This was not done with continous AF, was it? Well, at some distance any photograph is always sharp. Only not necessarily where you wnat it to be. In my experience the *istD AF/Continuos AF is

Re: *istD AF

2006-12-27 Thread Frits Wüthrich
. From: John Francis [EMAIL PROTECTED] Reply-To: Pentax-Discuss Mail List pdml@pdml.net To: Pentax-Discuss Mail List pdml@pdml.net Subject: Re: *istD AF Date: Wed, 27 Dec 2006 15:08:18 -0500 On Wed, Dec 27, 2006 at 10:05:49AM -0500, Doug Franklin wrote: Frits W?thrich wrote: I leave

Re: *istD AF

2006-12-27 Thread Godfrey DiGiorgi
On Dec 27, 2006, at 12:44 PM, William Robb wrote: - Original Message - From: Tom C Subject: Re: *istD AF I was never happy with the camera-selected AF point. How can it possibly know my composition? I'm the 'pre-focus using center point then compose type'. I'd have to go

RE: *istD AF

2006-12-27 Thread J. C. O'Connell
Subject: Re: *istD AF This is why the QuickShift focusing mount is so helpful. Its Canon workalike ... full time manual focus ... is one of the details that I miss most moving to the Pentax system. With both of them, you let the camera focus as well as it can, then just tweak the focus

RE: *istD AF

2006-12-27 Thread Jens Bladt
: jensbladt248 -Oprindelig meddelelse- Fra: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] vegne af John Francis Sendt: 27. december 2006 21:12 Til: Pentax-Discuss Mail List Emne: Re: *istD AF On Wed, Dec 27, 2006 at 04:47:49PM +0100, Jens Bladt wrote: Very nice photograph - in fact it's

RE: *istD AF

2006-12-27 Thread Jens Bladt
://www.jensbladt.dk +45 56 63 77 11 +45 23 43 85 77 Skype: jensbladt248 -Oprindelig meddelelse- Fra: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] vegne af John Francis Sendt: 27. december 2006 21:12 Til: Pentax-Discuss Mail List Emne: Re: *istD AF On Wed, Dec 27, 2006 at 04:47:49PM +0100

Re: *istD AF

2006-12-27 Thread John Francis
On Wed, Dec 27, 2006 at 02:44:59PM -0600, William Robb wrote: I'd have to go back to the manual to confirm this, but I recall that camera selected AF is the AF point that reads closest to the camera. I don't believe there is anything in the manual that describes the algorithm. It certainly

RE: *istD AF

2006-12-27 Thread Jens Bladt
. Regards Jens Bladt http://www.jensbladt.dk -Oprindelig meddelelse- Fra: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] vegne af Frits Wüthrich Sendt: 27. december 2006 22:08 Til: Pentax-Discuss Mail List Emne: Re: *istD AF On Wednesday 27 December 2006 16:47, Jens Bladt wrote: Very nice

Re: *istD AF

2006-12-27 Thread DagT
Pentax K/M type lenses. jco -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Godfrey DiGiorgi Sent: Wednesday, December 27, 2006 3:53 PM To: Pentax-Discuss Mail List Subject: Re: *istD AF This is why the QuickShift focusing mount is so helpful

Re: *istD AF

2006-12-27 Thread William Robb
- Original Message - From: Godfrey DiGiorgi Subject: Re: *istD AF I was never happy with the camera-selected AF point. How can it possibly know my composition? I'm the 'pre-focus using center point then compose type'. I'd have to go back to the manual to confirm this, but I

Re: *istD AF

2006-12-27 Thread Frits Wüthrich
- Fra: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] vegne af John Francis Sendt: 27. december 2006 21:12 Til: Pentax-Discuss Mail List Emne: Re: *istD AF On Wed, Dec 27, 2006 at 04:47:49PM +0100, Jens Bladt wrote: Very nice photograph - in fact it's excellent! This was not done

RE: *istD AF

2006-12-27 Thread Tom C
Heck - some Canons use 45 AF points (giving a different meaning to the word predictive) as well as two separate micro processors especially dedicated to the focusing system (This may be the reason why a lot of action shooters are Canon users). Pentax does not aim to compete with this at all. If

Re: *istD AF

2006-12-27 Thread Mark Cassino
Excellent shot, Frits! I used the *ist-D for shooting high school swim meets using the continuous AF setting. Like you I usually let the camera pick the AF point. Not every shot came out and I had to learn a few tricks - like focusing on the water in front of a fast butterfly swimmer coming

Re: *istD AF

2006-12-27 Thread Adam Maas
Jens Bladt wrote: I seem to have read that FPS of the K10D is a tiny bit faster than the D. Write speed is faster and the buffer is larger. But the AF system has not changed. It's still SAFOX VIII. Your shot is excellent. But IMO it's more an exception than a rule about how the D perform

Re: *istD AF

2006-12-27 Thread Adam Maas
-Oprindelig meddelelse- Fra: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] vegne af John Francis Sendt: 27. december 2006 21:12 Til: Pentax-Discuss Mail List Emne: Re: *istD AF On Wed, Dec 27, 2006 at 04:47:49PM +0100, Jens Bladt wrote: Very nice photograph - in fact it's

RE: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-17 Thread Jens Bladt
Well... Canons don't always get what you exåect. I danish guy wrote this at Photo.net: Can anybody help. I have just been to Miami to shoot for a danish magazine and around all my photos (90%) is out of focus ? i use a EOS 1Ds camara and with EF 24-70 L USM - EF 100 USM macro and a 70-200 L USM

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-17 Thread Cotty
On 17/1/05, Jens Bladt, discombobulated, unleashed: Well... Canons don't always get what you exåect. I danish guy wrote this at Photo.net: Can anybody help. I have just been to Miami to shoot for a danish magazine and around all my photos (90%) is out of focus ? i use a EOS 1Ds camara and with

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-17 Thread Cotty
On 17/1/05, Cotty, discombobulated, unleashed: T answer his question: Yes, there's is a difference. Due to the grater enlargement (crop factor) the shutter speed necessary to freeze movent must be divided by the crop factor: If i.e. a 250mm is used: 1/250 divided by i.e. 1.5 = 1/375 sec. 90%

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-17 Thread Mark Roberts
Cotty [EMAIL PROTECTED] wrote: On 17/1/05, Cotty, discombobulated, unleashed: T answer his question: Yes, there's is a difference. Due to the grater enlargement (crop factor) the shutter speed necessary to freeze movent must be divided by the crop factor: If i.e. a 250mm is used: 1/250 divided

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-17 Thread Kostas Kavoussanakis
On Mon, 17 Jan 2005, Cotty wrote: Well cut the fellow a little slack, Cotty. Perhaps he just isn't too bright. After all, he *is* a Canon user. ;-) ARGHH Point taken LOL I thought Jens shoots Pentax! ;-))) Kostas

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-17 Thread Peter Lacus
I thought Jens shoots Pentax! ;-))) better shoot with Pentax than being shot by Canon ;-) Bedo.

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-17 Thread Cotty
On 17/1/05, Mark Roberts, discombobulated, unleashed: Cotty [EMAIL PROTECTED] wrote: On 17/1/05, Cotty, discombobulated, unleashed: T answer his question: Yes, there's is a difference. Due to the grater enlargement (crop factor) the shutter speed necessary to freeze movent must be divided by

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-17 Thread William Robb
- Original Message - From: Cotty Subject: Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments) I mean for crying out loud, it's a 1Ds - there *is no crop factor* involved - it's a full frame camera. What planet do these people come from ? Uranus. Or if not ur's, somebody's

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-17 Thread Graywolf
- From: Cotty Subject: Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments) I mean for crying out loud, it's a 1Ds - there *is no crop factor* involved - it's a full frame camera. What planet do these people come from ? Uranus. Or if not ur's, somebody's. This allows me to bring

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-17 Thread Jens Bladt
Emne: Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments) On 17/1/05, Mark Roberts, discombobulated, unleashed: Cotty [EMAIL PROTECTED] wrote: On 17/1/05, Cotty, discombobulated, unleashed: T answer his question: Yes, there's is a difference. Due to the grater enlargement (crop

RE: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-17 Thread Jens Bladt
. januar 2005 10:24 Til: pentax list Emne: Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments) On 17/1/05, Jens Bladt, discombobulated, unleashed: Well... Canons don't always get what you exåect. I danish guy wrote this at Photo.net: Can anybody help. I have just been to Miami to shoot

RE: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-17 Thread Jens Bladt
I don't know the 1Ds. But, I believe 95% of all digies are less than full frame. Jens Bladt mailto:[EMAIL PROTECTED] http://hjem.get2net.dk/bladt -Oprindelig meddelelse- Fra: Cotty [mailto:[EMAIL PROTECTED] Sendt: 17. januar 2005 12:48 Til: pentax list Emne: Re: *istD AF performance

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-17 Thread Herb Chong
does. Herb... - Original Message - From: Jens Bladt [EMAIL PROTECTED] To: pentax-discuss@pdml.net Sent: Monday, January 17, 2005 2:01 AM Subject: RE: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments) I agree. But my point was that there's no locking on to the subject. It's

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-17 Thread Ryan Brooks
Herb Chong wrote: the 1Ds does lock on a subject and track its motion provided that it stays under any one of the focus points. it will track a moving bird or football player provided that you aim the camera roughly aimed correctly. no Pentax camera does this well enough to really useful, but

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-17 Thread Cotty
On 17/1/05, Jens Bladt, discombobulated, unleashed: I agree, Cotty. He probably had the camera choose the wrong focus points most of the time. Furthermore 1/250 sec. is perhaps a bit on the slow side. Yes but for what focal length? and at what ISO?? And what was the condition of the

RE: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-17 Thread Jens Bladt
Didn't Contax make one too? Jens Bladt mailto:[EMAIL PROTECTED] http://hjem.get2net.dk/bladt -Oprindelig meddelelse- Fra: Peter J. Alling [mailto:[EMAIL PROTECTED] Sendt: 17. januar 2005 22:42 Til: pentax-discuss@pdml.net Emne: Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-17 Thread Peter J. Alling
If we knew, could we send them back? Cotty wrote: On 17/1/05, Cotty, discombobulated, unleashed: T answer his question: Yes, there's is a difference. Due to the grater enlargement (crop factor) the shutter speed necessary to freeze movent must be divided by the crop factor: If i.e. a 250mm is

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-17 Thread Peter J. Alling
[mailto:[EMAIL PROTECTED] Sendt: 17. januar 2005 12:48 Til: pentax list Emne: Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments) On 17/1/05, Cotty, discombobulated, unleashed: T answer his question: Yes, there's is a difference. Due to the grater enlargement (crop factor) the shutter

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-17 Thread Peter J. Alling
Oooh, good one! Mark Roberts wrote: Cotty [EMAIL PROTECTED] wrote: On 17/1/05, Cotty, discombobulated, unleashed: T answer his question: Yes, there's is a difference. Due to the grater enlargement (crop factor) the shutter speed necessary to freeze movent must be divided by the crop

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-17 Thread Peter J. Alling
PROTECTED] Sendt: 17. januar 2005 22:42 Til: pentax-discuss@pdml.net Emne: Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments) Just the Canon, and the Kodak semi twins, (c/n), are full frame as far as I can recall. Jens Bladt wrote: I don't know the 1Ds. But, I believe 95% of all

RE: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-17 Thread Jens Bladt
. januar 2005 02:46 Til: pentax-discuss@pdml.net Emne: Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments) You're right and a good example of why Pentax abandoned marketing the MZ-D or whatever it would have been called. Jens Bladt wrote: Didn't Contax make one too? Jens Bladt mailto

RE: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-16 Thread Jens Bladt
[mailto:[EMAIL PROTECTED] Sendt: 16. januar 2005 00:53 Til: pentax-discuss@pdml.net Emne: Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments) tracking and locking are the same thing in most manufacturer's literature. Herb - Original Message - From: Jens Bladt [EMAIL PROTECTED

RE: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-16 Thread Jens Bladt
-discuss@pdml.net Emne: RE: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments) Yes. ...what they all will say, in order to sell. Don't believe everything you read in an ad! I guess tracking describes the currently available AF functions better than locking. What they mean by locking is simply

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-16 Thread Cotty
On 16/1/05, Jens Bladt, discombobulated, unleashed: I handled one of the very first five Canon D1's, when they first came to Europe (2001?) at a Canon presentation in Cork, Ireland. It had 45 focus points. The viewfinder was totally covered with focus points - they lit up like the neon lights of

RE: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-16 Thread Jens Bladt
I wouldn't be sure the D1 would focus/refocus at the same object every time! Jens Bladt mailto:[EMAIL PROTECTED] http://hjem.get2net.dk/bladt -Oprindelig meddelelse- Fra: Herb Chong [mailto:[EMAIL PROTECTED] Sendt: 16. januar 2005 14:22 Til: pentax-discuss@pdml.net Emne: Re: *istD AF

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-16 Thread Herb Chong
this is the reason for my original comments. i know the 1D can do this. i've seen the photographic results. Herb - Original Message - From: Cotty [EMAIL PROTECTED] To: pentax list pentax-discuss@pdml.net Sent: Sunday, January 16, 2005 5:48 AM Subject: Re: *istD AF performance (was Re

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-16 Thread Herb Chong
every time isn't the issue. 90% is good enough to make not using it when available stupid. Herb... - Original Message - From: Jens Bladt [EMAIL PROTECTED] To: pentax-discuss@pdml.net Sent: Sunday, January 16, 2005 10:17 AM Subject: RE: *istD AF performance (was Re: Sigma 2.8 Zoom lens

RE: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-16 Thread Jens Bladt
] Sendt: 17. januar 2005 01:33 Til: pentax-discuss@pdml.net Emne: Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments) every time isn't the issue. 90% is good enough to make not using it when available stupid. Herb... - Original Message - From: Jens Bladt [EMAIL PROTECTED

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-15 Thread mike wilson
, January 14, 2005 3:49 PM Subject: Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments) Herb Chong wrote: you obviously haven't done any lately then. even the *istD locks onto flying birds. and it's one of the slowest out there nowadays at continuous AF. That's not the same as locking on.

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-15 Thread Herb Chong
] To: pentax-discuss@pdml.net Sent: Saturday, January 15, 2005 9:49 AM Subject: Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments) But _as Jens said_ it is not the same as locking on in weaponry, which is an active system compared to autofocus. Not the correct terminology, I know

RE: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-15 Thread Jens Bladt
-Oprindelig meddelelse- Fra: Herb Chong [mailto:[EMAIL PROTECTED] Sendt: 16. januar 2005 00:04 Til: pentax-discuss@pdml.net Emne: Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments) the Nikon and Canon cameras can track an object wandering across the FOV once it has acquired focus once

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-15 Thread Herb Chong
tracking and locking are the same thing in most manufacturer's literature. Herb - Original Message - From: Jens Bladt [EMAIL PROTECTED] To: pentax-discuss@pdml.net Sent: Saturday, January 15, 2005 6:43 PM Subject: RE: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-14 Thread mike wilson
@pdml.net Sent: Thursday, January 13, 2005 5:50 PM Subject: Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments) In any case, I suspect Jens is saying that locking on in (autofocus) photography is not the same as locking on using guided weaponry. In other words, the weaponry will stay

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-14 Thread Herb Chong
Message - From: mike wilson [EMAIL PROTECTED] To: pentax-discuss@pdml.net Sent: Friday, January 14, 2005 3:49 PM Subject: Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments) Herb Chong wrote: you obviously haven't done any lately then. even the *istD locks onto flying birds

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-13 Thread mike wilson
- From: Jens Bladt [EMAIL PROTECTED] To: pentax-discuss@pdml.net Sent: Wednesday, January 12, 2005 2:19 AM Subject: RE: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments) Cameras cannot lock on to anything. Like an electronic weapon system in an F18-Hornet. I wish it could. It can

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-13 Thread Herb Chong
Subject: Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments) In any case, I suspect Jens is saying that locking on in (autofocus) photography is not the same as locking on using guided weaponry. In other words, the weaponry will stay locked on to its target unless drastic

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-12 Thread Herb Chong
@pdml.net Sent: Wednesday, January 12, 2005 2:19 AM Subject: RE: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments) Cameras cannot lock on to anything. Like an electronic weapon system in an F18-Hornet. I wish it could. It can only focus on a subject/distance. Then perhaps refocus

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-12 Thread Herb Chong
- Original Message - From: Jens Bladt [EMAIL PROTECTED] To: pentax-discuss@pdml.net Sent: Wednesday, January 12, 2005 2:19 AM Subject: RE: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments) Cameras cannot lock on to anything. Like an electronic weapon system in an F18-Hornet

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-11 Thread Sylwester Pietrzyk
On 2005-01-11, at 00:47, John Coyle wrote: My experience with the AF of the MZ-S and the *istD tells me that the MZ-S is far better than the digital, with any of the lens I have used on both cameras. I find the MZ-S very quick and accurate, and able to AF in very dim conditions and low

Re: *istD AF performance (was Re: Sigma 2.8 Zoom lens comments)

2005-01-11 Thread Bruce Dayton
Boy, you have me confused. I have shot a lot of weddings, and I don't recall action shots being a part of it. If you can't focus follow someone walking down the aisle, then perhaps you might consider that action. I never use AF for weddings. -- Best regards, Bruce Tuesday, January 11, 2005,

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