teleconverters

2005-02-05 Thread Amita Guha
I am trying to figure out my kit for my London trip. I think I'm going to go with my Tamron 28-75mm f/2.8 Di and a teleconverter. Now I have to figure out which teleconverter to get. B&H has 2x teleconverters by the following manufacturers: Tokina Tamron Kenko Sigma (APO) The Ken

Teleconverters?

2010-12-02 Thread Eric Weir
I wouldn't put it to use immediately, but I've got my eye on a Pentax 2X Teleconverter-A. I know nothing about teleconverters. General advice would be welcome as well as comments specifically about this one. I haven't really done any wildlife photography, but it's

Teleconverters

2010-12-02 Thread Igor Roshchin
00/2.8, while shooting surfers and it was nice! - I hope to use the upcoming break to work on the photo backlog.) Igor On Dec 2, 2010, at 9:26 AM, Eric Weir wrote: > > I wouldn't put it to use immediately, but I've got my eye on a Pentax 2X > Teleconverter-A. I know noth

Teleconverters?

2001-01-04 Thread Skip Leib
Haven't seen any Pentax 1.7x AF converters around myself yet, but ebay has a Phoenix 2x AF converter, with Pentax mount, on auction right now. Last I saw, bidding was up to around $112.. Skip Leib This message is from the Pentax-Discuss Mail List. To unsubscribe, visit www.pdml.net and f

Re: teleconverters

2005-02-05 Thread pnstenquist
erter to get. B&H has 2x teleconverters by the following > manufacturers: > > Tokina > Tamron > Kenko > Sigma (APO) > > The Kenko is the cheapest and the Sigma is the most expensive, but that one > doesn't fit all cameras. I would appreciate any advice about w

Re: teleconverters

2005-02-05 Thread Alan Chan
--- Amita Guha <[EMAIL PROTECTED]> wrote: > The Kenko is the cheapest and the Sigma is the most expensive, but that one > doesn't fit all cameras. I would appreciate any advice about which one of > these is best optically. I've seen some pretty impressive results from the > Tamron but none using th

RE: teleconverters

2005-02-05 Thread Amita Guha
> Try to find an A2X-S Pentax converter. They're fairly common > on ebay. It's very good. Paul I was actually looking for an autofocus teleconverter... Amita

RE: teleconverters

2005-02-06 Thread Jens Bladt
published) panoramas with this one and primes like SMC K 2.8/105mm, SMC K 2.5/135mm and SMC M*4/300mm. Jens Bladt mailto:[EMAIL PROTECTED] http://hjem.get2net.dk/bladt -Oprindelig meddelelse- Fra: Amita Guha [mailto:[EMAIL PROTECTED] Sendt: 6. februar 2005 04:23 Til: pentax-discuss@pdml.net

RE: teleconverters

2005-02-06 Thread Jens Bladt
] Sendt: 6. februar 2005 06:27 Til: pentax-discuss@pdml.net Emne: RE: teleconverters > Try to find an A2X-S Pentax converter. They're fairly common > on ebay. It's very good. Paul I was actually looking for an autofocus teleconverter... Amita

RE: teleconverters

2005-02-06 Thread Jens Bladt
: teleconverters > Try to find an A2X-S Pentax converter. They're fairly common > on ebay. It's very good. Paul I was actually looking for an autofocus teleconverter... Amita

Re: teleconverters

2005-02-06 Thread John Whittingham
-- From: "Amita Guha" <[EMAIL PROTECTED]> To: Sent: Sat, 5 Feb 2005 22:22:52 -0500 Subject: teleconverters > I am trying to figure out my kit for my London trip. I think I'm > going to go with my Tamron 28-75mm f/2.8 Di and a teleconverter. Now > I have to f

RE: teleconverters

2005-02-06 Thread Jens Bladt
PROTECTED] Sendt: 6. februar 2005 11:20 Til: pentax-discuss@pdml.net Emne: RE: teleconverters Test results: "Results with a converter are highly dependent on the prime lens. This just makes sense. The converter is simply magnifying the central portion of the original image. If the original imag

RE: teleconverters

2005-02-06 Thread Jens Bladt
-Oprindelig meddelelse- Fra: Jens Bladt [mailto:[EMAIL PROTECTED] Sendt: 6. februar 2005 11:20 Til: pentax-discuss@pdml.net Emne: RE: teleconverters Test results: "Results with a converter are highly dependent on the prime lens. This just makes sense. The converter is simply magni

Re: teleconverters

2005-02-06 Thread Eactivist
In a message dated 2/6/2005 4:17:01 AM Pacific Standard Time, [EMAIL PROTECTED] writes: I guess a better zoom lens would give sharper results, than my 60 USD Tamron consumer zoom. Jens Bladt Probably. I found this interesting too. Thanks, Jens. Marnie aka Doe

Re: teleconverters

2005-02-06 Thread Joseph Tainter
I believe that Kenko may also make the Tokina and Tamron teleconverters. Kenko and Tokina are (at least in the U.S.) the same company. Look for a 7-element converter. Still, a 2x may not be very good, especially on a zoom. I have an older Tamron 2x 7-element, and have never gotten a decent

Re: teleconverters

2005-02-06 Thread Keith Whaley
amron teleconverters. Kenko and Tokina are (at least in the U.S.) the same company. Look for a 7-element converter. Still, a 2x may not be very good, especially on a zoom. I have an older Tamron 2x 7-element, and have never gotten a decent image from it. The Sigma converters may be best in class

RE: teleconverters

2005-02-07 Thread Joseph Tainter
done? Did it include the new Kenko/Tamron teleconverters referenced in the link? Does anyone know where to get the new Kenko/Tamron teleconverters in the U.S.? Adorama has the 1.4x in Pentax mount/Tamron brand. None of the others seems to be available. Are they available in Europe or Asia? Thanks, Joe

Re: teleconverters

2005-02-07 Thread Bruce Dayton
when was the fotoMagazin test done? Did it include the new JT> Kenko/Tamron teleconverters referenced in the link? JT> Does anyone know where to get the new Kenko/Tamron teleconverters in the JT> U.S.? Adorama has the 1.4x in Pentax mount/Tamron brand. None of the JT> others seems to be available. Are they available in Europe or Asia? JT> Thanks, JT> Joe

RE: teleconverters

2005-02-07 Thread Amita Guha
> I suggest considering a 1.4x. One of those will give better > results than > a 2x. Thanks for all the great input, everyone! I want to do some more research, but I'm starting to lean towards a 7-element Kenko. I think when I get my D back from the shop, I might buy the 1.4x and the 2x and test

Re: teleconverters

2005-02-07 Thread Bruce Dayton
Hello Amita, I have the Tamron 28-75/2.8 DI lens and both kenko converters. What kind of test would you like done? Bruce Monday, February 7, 2005, 6:07:37 PM, you wrote: >> I suggest considering a 1.4x. One of those will give better >> results than >> a 2x. AG> Thanks for all the great inp

RE: teleconverters

2005-02-07 Thread Doug Franklin
On Mon, 07 Feb 2005 18:42:03 -0700, Joseph Tainter wrote: > Does anyone know where to get the new Kenko/Tamron teleconverters in the > U.S.? Adorama has the 1.4x in Pentax mount/Tamron brand. None of the > others seems to be available. Are they available in Europe or Asia? I have a

Re: teleconverters

2005-02-07 Thread Eactivist
In a message dated 2/7/2005 6:09:50 PM Pacific Standard Time, [EMAIL PROTECTED] writes: > I suggest considering a 1.4x. One of those will give better > results than > a 2x. Thanks for all the great input, everyone! I want to do some more research, but I'm starting to lean towards a 7-element Ke

Re: teleconverters

2005-02-07 Thread Peter J. Alling
That depends, some converters and zooms may be good enough together. I've gotten good results with the SMC-Pentax F 70-210 f4.0~5.6 with the 1.7 F converter. The combination exceeded the resolution of the film I was using when stopped down a bit. I assume that they would also exceed the resol

Re: teleconverters

2005-02-07 Thread Bruce Dayton
Marnie, The general rule of thumb is that teleconverters work best when the lens is quite high optical quality and relatively fast (4.0 or faster). That usually leaves out most of the zooms. The one exception is the pro grade 80-200's. They can be used on any lens, but you have to watc

Re: teleconverters

2005-02-07 Thread Eactivist
In a message dated 2/7/2005 9:05:38 PM Pacific Standard Time, [EMAIL PROTECTED] writes: If you have an especially good zoom, and an exceptional converter your combination may do the same. (Even though you're on the dark side). === Hehehehe. I have been wondering if a Canon 1.4X or 2X tele

Re: teleconverters

2005-02-07 Thread Godfrey DiGiorgi
I'm not familiar with Pentax zooms and teleconverters. But ... I also have a Canon 10D system. I have a Canon 1.4x Extender II, a 70-200/4L and a 300/4L IS. Fitting the 1.4x Extender II to either of those lenses results in so little degradation of quality, it would be virtually impossible to

Re: teleconverters

2005-02-07 Thread Eactivist
In a message dated 2/7/2005 9:30:41 PM Pacific Standard Time, [EMAIL PROTECTED] writes: I also have a Canon 10D system. I have a Canon 1.4x Extender II, a 70-200/4L and a 300/4L IS. Fitting the 1.4x Extender II to either of those lenses results in so little degradation of quality, it would be virt

Re: teleconverters

2005-02-07 Thread Godfrey DiGiorgi
> Cool. Good to know. I've eyed the 1.4. I don't have any L > glass, but I do have the 28-135 IS. Sorry to inform you, but there are specific compatibility issues with the Canon 1.4x Extender II. From Canon's website: "This tele extender can be used with fixed focal length lenses 135mm and longe

Re: teleconverters

2005-02-07 Thread Eactivist
In a message dated 2/7/2005 10:31:20 PM Pacific Standard Time, [EMAIL PROTECTED] writes: Sorry to inform you, but there are specific compatibility issues with the Canon 1.4x Extender II. From Canon's website: "This tele extender can be used with fixed focal length lenses 135mm and longer (except

Re: teleconverters

2005-02-08 Thread John Whittingham
To: pentax-discuss@pdml.net Sent: Mon, 7 Feb 2005 23:51:49 EST Subject: Re: teleconverters > In a message dated 2/7/2005 6:09:50 PM Pacific Standard Time, > [EMAIL PROTECTED] writes: > > I suggest considering a 1.4x. One of those will give better > > results than > >

Re: teleconverters

2005-02-08 Thread Godfrey DiGiorgi
Well, I'm selling off my Canon gear and have both the 70-200/4L and 300/4L IS as well as the 1.4x Extender II. If you're interested in any of those bits, let me know. Godfrey --- [EMAIL PROTECTED] wrote: > Sheesh, my parade is rained on. > > But thanks for the info. > > Sigh. One of these days

Re: teleconverters

2005-02-08 Thread ernreed2
Quoting Godfrey DiGiorgi <[EMAIL PROTECTED]>: > Well, I'm selling off my Canon gear ... Oh, my goodness! After sadly seeing a few PDMLers go over to the "dark side," it's so refreshing to hear of the reverse happening!! ;-) ERN

Re: teleconverters

2005-02-08 Thread jtainter
http://www.bhphotovideo.com/bnh/controller/home?A=search&Q=&b=197&b=29&a=65_437&shs=&ci=278&ac=&Submit.x=16&Submit.y=9&Submit=Go - Bruce, these are all the older models, not the new models from Kenko and Tamron that Jens referred us to with this link: http://www.nikonlinks.com/articles_teleconve

Re: teleconverters

2005-02-08 Thread Bruce Dayton
Joe, Sorry, I didn't realize that you were talking about the newer "Pro" versions. My understanding is that only the Sigmas are available in Pentax mount and the Sigmas only fit certain lenses. If you don't need AF in the converter, KEH has a couple of 2X-L's for about $160. Bruce Tuesday, Fe

Re: teleconverters

2005-02-08 Thread Herb Chong
t; To: Sent: Tuesday, February 08, 2005 1:19 PM Subject: Re: teleconverters At $550 the A 2.0x L is just too expensive for a TC.

Re: teleconverters

2005-02-08 Thread Herb Chong
the L teleconverters work on a very limited number of lenses. the 2X-L protrudes almost an inch in front of the mount and the 1.4X-L a little more. my tests on the Sigma AF converts show them to be very good. Herb... - Original Message - From: "Bruce Dayton" <[EMAIL P

Re: teleconverters

2005-02-09 Thread Fred
> the L teleconverters work on a very limited number of lenses. the 2X-L > protrudes almost an inch in front of the mount and the 1.4X-L a little more. In case anyone is interested in fitting an "L" TC to his/her favorite lens, and would like to know it it has a chance of worki

AF teleconverters

2005-03-03 Thread Amita Guha
I went to B&H tonight to look at the Kenko 2x AF Teleplus MC7 Teleconverter. It seemed ok; the only thing that was odd was that I couldn't manually focus the lens with the telecoverter attached even when I switched to manual focus on the body. The lens seemed to be still controlled by a motor even

Pentax Teleconverters

2002-12-16 Thread Brad Dobo
Hey folks, I have a friend who wants to sell his TC. It is apparently in mint condition, minus the original case. It's the Pentax A 1.4X-L. He's looking at asking about $225USD for it. Is that a good deal? From what I've learned, they are very expensive new (and it would take me 6 months to g

Pentax teleconverters

2003-12-16 Thread Andy Chang
Hi guys, The questions I am going to ask may have been asked before. But since the archive doesn't contain all the messages since the beginning, I'm afraid that I have to trouble you guys. According to Boz's K-mount page, there are 4 types of teleconverters still in production a

Pentax Teleconverters

2003-03-21 Thread Levente -Levi- Littvay
Can someone compare the A 2x-L, A 2x-S and the Takumar-A 2x for me pls? thx L

macro teleconverters

2004-11-12 Thread adam
Did Pentax ever make a macro teleconverter? I've been looking around on the web and the only one I've found is the Vivitar 2x. Is that one good? Why is there so few of these? It seems like they would be very handy. thanks for your comments about the 200mm 2.5. Francis

AF teleconverters

2004-05-31 Thread Amita Guha
I tried taking the istD out birding this weekend and I found that it's just too hard to focus manually at an effective 1200mm, so now I'm looking for a solution. The first thing I want to get is an AF teleconverter. I looked at B&H and there seems to be quite a range in prices. Tamron's 1.4 is just

Re: Teleconverters

2003-08-01 Thread Jostein
is a 7 element construction. Bought it off eBay, btw. cheers, Jostein On 1 Aug 2003 at 11:49, Paul Eriksson wrote: > Has Tamron ever made their SP teleconverters in AF for Pentax? There is a > reference in Boz's KMP that the Tamron SP converter is a good match, I > always assumed he mea

Re: Teleconverters

2003-08-01 Thread Alan Chan
AFAIK, Tamron have made 2 sets of AF TCs. The expenseive set is identical to the Kenko Pro 300 series. regards, Alan Chan I have a Tamron 1.4 and 2x teleconverter for Pentax. I them with other Tamron lenses for Pentax when I got the lenses from B&H. __

Re: Teleconverters

2003-08-01 Thread Bruce Dayton
Alan, That is true, but I don't think they made the expensive set for Pentax mount. Can you confirm this? Thanks, Bruce Friday, August 1, 2003, 2:59:11 PM, you wrote: AC> AFAIK, Tamron have made 2 sets of AF TCs. The expenseive set is identical to AC> the Kenko Pro 300 series. AC> regar

Re: Teleconverters

2003-08-01 Thread Paul Eriksson
What Tamron lenses do you use them with? I plan to use the converter with FA 200mm and a Tamron 300 f2.8. Thanks Paul From: "Kathleen" <[EMAIL PROTECTED]> Reply-To: [EMAIL PROTECTED] To: <[EMAIL PROTECTED]> Subject: Re: Teleconverters Date: Fri, 1 Aug 2003 16:38:31 -04

Re: Teleconverters

2003-08-01 Thread Kathleen
Message - From: "Paul Eriksson" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Cc: <[EMAIL PROTECTED]> Sent: Friday, August 01, 2003 6:22 PM Subject: Re: Teleconverters > What Tamron lenses do you use them with? I plan to use the converter with > FA 200mm and a

Re: Teleconverters

2003-08-01 Thread Alan Chan
That is true, but I don't think they made the expensive set for Pentax mount. Can you confirm this? You are right. The Pro 300 TCs aren't available in Pentax mount, except the 3X. http://www.tokina.co.jp/kenko/index.html regards, Alan Chan __

Re: Teleconverters

2003-08-01 Thread Butch Black
Alan, That is true, but I don't think they made the expensive set for Pentax mount. Can you confirm this? B&H list them as in stock $145. Digitalphotoclub lists them at $137 but I have no experience dealing with them. Butch Each man had only one genuine vocation - to find the way to himself.

FS - teleconverters

2009-05-08 Thread AlunFoto
I have two teleconverters that I never bother about using: Tamron-F 2x AF TeleConverter 7MC. With original leather pouch and cardboard box. It has the necessary contacts for SDM (aka. hyper-zoom thingy), but I have no clue whether it works with the DA lenses. Pentax Rear Converter -A 2X-L (note

Re: Teleconverters?

2010-12-02 Thread Boris Liberman
On 12/2/2010 4:26 PM, Eric Weir wrote: I wouldn't put it to use immediately, but I've got my eye on a Pentax 2X Teleconverter-A. I know nothing about teleconverters. General advice would be welcome as well as comments specifically about this one. I haven't really done any wildl

Re: Teleconverters?

2010-12-02 Thread eckinator
Hope this helps Ecke 2010/12/2 Eric Weir : > > I wouldn't put it to use immediately, but I've got my eye on a Pentax 2X > Teleconverter-A. I know nothing about teleconverters. General advice would be > welcome as well as comments specifically about this one. > &g

Re: Teleconverters?

2010-12-02 Thread Eric Weir
On Dec 2, 2010, at 9:32 AM, Boris Liberman wrote: > Eric, I had a couple non-Pentax tele-converters. One I used as such another > was purely macro converter. Both were only so-so though macro converter > wasn't all that bad. They eat light so that if you mount 200/2.8 on 2x tele > converter, y

Re: Teleconverters?

2010-12-02 Thread Eric Weir
On Dec 2, 2010, at 9:34 AM, eckinator wrote: > You may want to shop for the Kenko MC7 Pz-Af teleconverter - it is > optically fairly good with 7 elements and couples all mount contacts > including SDM and/or power soom. It also comes branded as Bower and > Soligor. On eBay Germany they typically

Re: Teleconverters?

2010-12-02 Thread P N Stenquist
The A 2X teleconverters are very good optically. Of course because you're adding glass, a lens plus converter can never match the performance of the lens alone, but the A 2X converters are among the best I've seen. Note that I said "converters," because there are two. The A2

Re: Teleconverters?

2010-12-02 Thread Eric Weir
On Dec 2, 2010, at 10:23 AM, P N Stenquist wrote: > The A 2X teleconverters are very good optically. Of course because you're > adding glass, a lens plus converter can never match the performance of the > lens alone, but the A 2X converters are among the best I've seen.

Re: Teleconverters?

2010-12-02 Thread P N Stenquist
On Dec 2, 2010, at 10:31 AM, Eric Weir wrote: > > On Dec 2, 2010, at 10:23 AM, P N Stenquist wrote: > >> The A 2X teleconverters are very good optically. Of course because you're >> adding glass, a lens plus converter can never match the performance of the &

Re: Teleconverters?

2010-12-02 Thread Jack Davis
t the lesser powered converters (1.7, 1.4) tend to produce somewhat better IQ at the obvious loss of power. Jack --- On Thu, 12/2/10, P N Stenquist wrote: > From: P N Stenquist > Subject: Re: Teleconverters? > To: "Pentax-Discuss Mail List" > Date: Thursday, December 2, 2010,

Re: Teleconverters?

2010-12-02 Thread Walter Gilbert
ote: On Dec 2, 2010, at 10:23 AM, P N Stenquist wrote: The A 2X teleconverters are very good optically. Of course because you're adding glass, a lens plus converter can never match the performance of the lens alone, but the A 2X converters are among the best I've seen. Note that I s

Re: Teleconverters?

2010-12-02 Thread P N Stenquist
recessed rear lens > element. > You've doubtless considered it, but the lesser powered converters (1.7, 1.4) > tend to produce somewhat better IQ at the obvious loss of power. > > Jack > > --- On Thu, 12/2/10, P N Stenquist wrote: > >> From: P N Stenquist

Re: Teleconverters?

2010-12-02 Thread Jack Davis
sence of any further research. Jack --- On Thu, 12/2/10, P N Stenquist wrote: > From: P N Stenquist > Subject: Re: Teleconverters? > To: "Pentax-Discuss Mail List" > Date: Thursday, December 2, 2010, 9:47 AM > The A2X-S and A2X-L were originally > the same price if I recal

Re: Teleconverters?

2010-12-02 Thread paul stenquist
lenses." > The exact wording notwithstanding in the absence of any further research. > > Jack > > --- On Thu, 12/2/10, P N Stenquist wrote: > >> From: P N Stenquist >> Subject: Re: Teleconverters? >> To: "Pentax-Discuss Mail List" >> D

Re: Teleconverters?

2010-12-02 Thread Jack Davis
The "L" version sold for more when I bought my "new" 1.4. Jack --- On Thu, 12/2/10, paul stenquist wrote: > From: paul stenquist > Subject: Re: Teleconverters? > To: "Pentax-Discuss Mail List" > Date: Thursday, December 2, 2010, 10:51 AM > They

Re: Teleconverters?

2010-12-02 Thread Ken Waller
ssue. The A2.0X-L is the least used for me. They're a great way to extend your 'photo reach' relatively cheaply compared to the cost of an equivalent lens. Kenneth Waller http://www.pentaxphotogallery.com/kennethwaller - Original Message - From: "Eric Weir"

RE: Teleconverters?

2010-12-02 Thread J.C. O'Connell
ussions : http://tech.groups.yahoo.com/group/cdplayers/ http://launch.groups.yahoo.com/group/cdsound/ -Original Message- From: pdml-boun...@pdml.net [mailto:pdml-boun...@pdml.net] On Behalf Of Ken Waller Sent: Thursday, December 02, 2010 3:49 PM To: Pentax-Discuss Mail List Subject: Re: Teleconverters? I

Re: Teleconverters?

2010-12-02 Thread Ken Waller
Kenneth Waller http://www.pentaxphotogallery.com/kennethwaller - Original Message - From: "J.C. O'Connell" Subject: RE: Teleconverters? FWIW, I have refrained from using TCs because of the simple fact there is a slight loss in resolution and contrast(added flare)

Re: Teleconverters?

2010-12-02 Thread Doug Franklin
On 2010-12-02 16:14, Ken Waller wrote: When using them is the difference of getting/not getting the image I want - I use them. I can't say the loss of resolution and contrast has been an issue for me in their usage. Ditto. When I use one, I'm typically adding it to a long lens to get more re

Re: Teleconverters?

2010-12-02 Thread Jack Davis
Same has been true for me, Ken. I've never used anything beyond a 1.4, so have been conservative and thus conditionally pleased with the results. Jack --- On Thu, 12/2/10, Ken Waller wrote: > From: Ken Waller > Subject: Re: Teleconverters? > To: "Pentax-Discuss Mail List

Re: Teleconverters?

2010-12-02 Thread Miserere
On 2 December 2010 15:53, J.C. O'Connell wrote: > FWIW, I have refrained from using TCs because > of the simple fact there is a slight loss in > resolution and contrast(added flare). Somehow > prime lenses don't feel right with TCs added on. > I stopped using TCs because they're obsolete in the d

Re: Teleconverters?

2010-12-02 Thread Walter Gilbert
Speaking of which, do TC's have as noticeable an impact on IQ when used on film bodies as they do on DSLRs? -- Walt On 12/2/2010 4:28 PM, Miserere wrote: On 2 December 2010 15:53, J.C. O'Connell wrote: FWIW, I have refrained from using TCs because of the simple fact there is a slight loss

Re: Teleconverters?

2010-12-02 Thread Jack Davis
Yes! Jack --- On Thu, 12/2/10, Walter Gilbert wrote: > From: Walter Gilbert > Subject: Re: Teleconverters? > To: "Pentax-Discuss Mail List" > Date: Thursday, December 2, 2010, 2:36 PM >     Speaking of which, do > TC's have as noticeable an impact on IQ when

Re: Teleconverters?

2010-12-02 Thread Walter Gilbert
Duly noted, and much appreciated. -- Walt On 12/2/2010 4:39 PM, Jack Davis wrote: Yes! Jack --- On Thu, 12/2/10, Walter Gilbert wrote: From: Walter Gilbert Subject: Re: Teleconverters? To: "Pentax-Discuss Mail List" Date: Thursday, December 2, 2010, 2:36 PM Speaking of

RE: Teleconverters?

2010-12-02 Thread Bob W
> > I wouldn't put it to use immediately, but I've got my eye on > a Pentax 2X Teleconverter-A. I know nothing about > teleconverters. General advice would be welcome as well as > comments specifically about this one. > > I haven't really done any wil

Re: Teleconverters?

2010-12-02 Thread Eric Weir
On Dec 2, 2010, at 3:49 PM, Ken Waller wrote: > I currently have the rear convertor A-1.4 X-S, X-1.4X-L and A2.0X-L & have > used them extensively when needed without any particular issue. The A2.0X-L > is the least used for me. > > They're a great way to extend your 'photo reach' relatively c

Re: Teleconverters?

2010-12-02 Thread Eric Weir
On Dec 2, 2010, at 11:29 AM, Walter Gilbert wrote: > I've used my Promaster 7-element 2X teleconverter with my 50-200mm kit > lens to shoot birds and gotten *decent* results as long as the birds > cooperated and as long as I stayed away from the farthest reaches of the > lens. Of course,

Re: Teleconverters

2010-12-02 Thread Eric Weir
On Dec 2, 2010, at 11:21 AM, Igor Roshchin wrote: > I've used two TC's: A2X-S and F 1.7X AF, > both mostly for "macro" (or close-distance) shots. > > Here is an example of my first use of the A2x-S (with a zoom - since you > asked): > http://www.komkon.org/~igor/PHOTOS/WildAnimalPark/IMGP5086w2.

Re: Teleconverters?

2010-12-02 Thread John Sessoms
From: Eric Weir On Dec 2, 2010, at 9:34 AM, eckinator wrote: > You may want to shop for the Kenko MC7 Pz-Af teleconverter - it is > optically fairly good with 7 elements and couples all mount contacts > including SDM and/or power soom. It also comes branded as Bower and > Soligor. On eBay Germa

Re: Teleconverters?

2010-12-02 Thread Eric Weir
On Dec 2, 2010, at 8:06 PM, John Sessoms wrote: > The only advantage is it will work with the manual focus lenses you have now > and will work with AF lenses in the future without having to buy another > converter. It just has the contacts the AF lenses will need if you ever do > decide to try

Re: Teleconverters?

2010-12-02 Thread Peter Loveday
No not at all, the 2XS-A (and all -A) convertor has the A contacts. - Peter -Original Message- From: Eric Weir Sent: Friday, December 03, 2010 2:02 PM To: Pentax-Discuss Mail List Subject: Re: Teleconverters? On Dec 2, 2010, at 8:06 PM, John Sessoms wrote: The only advantage is it

Re: Teleconverters?

2010-12-02 Thread paul stenquist
On Dec 2, 2010, at 10:32 PM, Eric Weir wrote: > > On Dec 2, 2010, at 8:06 PM, John Sessoms wrote: > >> The only advantage is it will work with the manual focus lenses you have now >> and will work with AF lenses in the future without having to buy another >> converter. It just has the contact

Re: Teleconverters?

2010-12-03 Thread Mark Roberts
Ken Waller wrote: >When using them is the difference of getting/not getting the image I want - >I use them. >I can't say the loss of resolution and contrast has been an issue for me in >their usage. Same here. As someone on the PDML once pointed out, the correct comparison isn't between one len

Re: Teleconverters?

2010-12-03 Thread Bob Sullivan
Mark, Lovely photo and appropriate way to evaluate TC images. They help you get something better, but don't expect miracles. Ken Waller and his 600mm is always gonna beat you and your 300mm w/TC. Regards, Bob S. On Fri, Dec 3, 2010 at 6:03 AM, Mark Roberts wrote: > Ken Waller wrote: > >>When usi

Re: Teleconverters?

2010-12-03 Thread Eric Weir
On Dec 2, 2010, at 11:22 PM, Peter Loveday wrote: > No not at all, the 2XS-A (and all -A) convertor has the A contacts. Ah! I was hoping so. Thanks, Peter. -- Eric Weir Decatur, GA USA eew...@bellsouth.net

Re: Teleconverters?

2010-12-03 Thread Eric Weir
On Dec 3, 2010, at 12:09 AM, paul stenquist wrote: >> So the "A" in "A2X-S" has nothing to do with the "A" as in an "A" lens? And >> A lenses will be essentially M lenses when used with this convertor? >> > No, i's an "A" converter. You'll get auto exposure with it when using an > A-Series o

Re: Teleconverters?

2010-12-03 Thread Eric Weir
On Dec 3, 2010, at 7:03 AM, Mark Roberts wrote: > Same here. As someone on the PDML once pointed out, the correct > comparison isn't between one lens with a teleconverter and another > lens of the resulting focal length; the proper comparison is between a > photo using the teleconverter and photo

Re: Teleconverters?

2010-12-03 Thread Ken Waller
A very good, vivid & well focused image ! Kenneth Waller http://www.pentaxphotogallery.com/kennethwaller - Original Message - From: "Mark Roberts" Subject: Re: Teleconverters? Ken Waller wrote: When using them is the difference of getting/not getting the image I

Re: Teleconverters?

2010-12-03 Thread Daniel J. Matyola
nal Message - From: "Mark Roberts" > Subject: Re: Teleconverters? > > >> Ken Waller wrote: >> >>> When using them is the difference of getting/not getting the image I want >>> - >>> I use them. >>> I can't say the loss o

Re: Teleconverters?

2010-12-03 Thread Walter Gilbert
http://www.pentaxphotogallery.com/kennethwaller - Original Message - From: "Mark Roberts" Subject: Re: Teleconverters? Ken Waller wrote: When using them is the difference of getting/not getting the image I want - I use them. I can't say the loss of resolution and contrast has been

Re: Teleconverters?

2010-12-03 Thread Larry Colen
On Dec 3, 2010, at 11:03 AM, Walter Gilbert wrote: > Agreed! > > What was the lens? He probably just used a lensbaby with the teleconverter, just to show us up. -- Larry Colen l...@red4est.com sent from i4est -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.net/mailman/listinfo

Re: Teleconverters?

2010-12-03 Thread Mark Roberts
Walter Gilbert wrote: > Agreed! > >What was the lens? For this? http://www.robertstech.com/pages/fotoblog/7d904208.htm Pentax FA*300/2.8 with Sigma EX Series 2x teleconverter. -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE fr

Re: Teleconverters?

2010-12-03 Thread John Sessoms
From: Eric Weir On Dec 2, 2010, at 8:06 PM, John Sessoms wrote: The only advantage is it will work with the manual focus lenses you have now and will work with AF lenses in the future without having to buy another converter. It just has the contacts the AF lenses will need if you ever do decide

Re: Teleconverters?

2010-12-03 Thread Walter Gilbert
Well, if you ever decide to rid yourself of all your material possessions in order to achieve spiritual enlightenment, I call dibs. -- Walt On 12/3/2010 2:15 PM, Mark Roberts wrote: Walter Gilbert wrote: Agreed! What was the lens? For this? http://www.robertstech.com/pages/fotoblog/

Re: Teleconverters?

2010-12-03 Thread Walter Gilbert
Thankfully, he had it within his heart not to say so. -- Walt On 12/3/2010 2:03 PM, Larry Colen wrote: On Dec 3, 2010, at 11:03 AM, Walter Gilbert wrote: Agreed! What was the lens? He probably just used a lensbaby with the teleconverter, just to show us up. -- Larry Colen l...@red4est.com

Re: Teleconverters?

2010-12-03 Thread Eric Weir
On Dec 3, 2010, at 4:53 PM, John Sessoms wrote: > The Kenko AF converter would not require you to have auto-focus lenses, but > the capability would be there for the future if you ever wanted it. You > wouldn't have to buy another converter to add auto-focus. > > In the meantime, the Kenko con

Re: Teleconverters?

2010-12-03 Thread Ken Waller
Kenneth Waller http://www.pentaxphotogallery.com/kennethwaller - Original Message - From: "Bob Sullivan" Subject: Re: Teleconverters? Mark, Lovely photo and appropriate way to evaluate TC images. They help you get something better, but don't expect miracles. Ken

Re: Teleconverters?

2010-12-03 Thread paul stenquist
On Dec 3, 2010, at 6:48 PM, Ken Waller wrote: > > Kenneth Waller > http://www.pentaxphotogallery.com/kennethwaller > > - Original Message - From: "Bob Sullivan" > Subject: Re: Teleconverters? > > >> Mark, >> Lovely photo and appropria

Re: Teleconverters?

2010-12-03 Thread Peter Loveday
Ken Waller and his 600mm is always gonna beat you and your 300mm w/TC. Thanks for the confidence Bob, but equipment will only take you so far... ;+} Indeed. It's not about the equipment. A *great* photographer can make a 10mm fisheye look like a 600mm tele :) - Peter -- PDML Pentax-Dis

Re: Teleconverters?

2010-12-03 Thread Ken Waller
Kenneth Waller http://www.pentaxphotogallery.com/kennethwaller - Original Message - From: "Peter Loveday" Subject: Re: Teleconverters? Ken Waller and his 600mm is always gonna beat you and your 300mm w/TC. Thanks for the confidence Bob, but equipment will only take

Re: Teleconverters?

2010-12-04 Thread John Sessoms
From: "Peter Loveday" Ken Waller and his 600mm is always gonna beat you and your 300mm w/TC. > Thanks for the confidence Bob, but equipment will only take you so far... > ;+} Indeed. It's not about the equipment. A *great* photographer can make a 10mm fisheye look like a 600mm tele :) But

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