Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-19 Thread Antonio Aparicio
Ver clever William, yes the lens focal lengh doesnt change but the view 
you get is no longer that of an 85mm lens because of the crop factor. 
Which is what I was refering too. But of course you know that and are 
just being a smarty pants.

A.
On 19 Jul 2004, at 16:13, William Robb wrote:
- Original Message -
From: "Antonio Aparicio"
Subject: [Norton AntiSpam] Re: Replacement for the FA 50 and 100
Macros? (Re: Pentax is Dying)

Yes, but because of the crop factor your 85mm portrait lens is now
a
132mm lens. Therefore for a portrait lens you would use say the
50mm,
hence a different DOF, no?
Wrong.
The focal length of a lens is fixed.
If the manufacturer makes an 85mm lens, then that is what it will be,
no matter what format is put behind it.
Wishful thinking won't change that either.
William Robb




Re: Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-19 Thread William Robb

- Original Message - 
From: "Antonio Aparicio"
Subject: [Norton AntiSpam] Re: Replacement for the FA 50 and 100
Macros? (Re: Pentax is Dying)


> Yes, but because of the crop factor your 85mm portrait lens is now
a
> 132mm lens. Therefore for a portrait lens you would use say the
50mm,
> hence a different DOF, no?

Wrong.
The focal length of a lens is fixed.
If the manufacturer makes an 85mm lens, then that is what it will be,
no matter what format is put behind it.

Wishful thinking won't change that either.

William Robb




Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-19 Thread Rob Studdert
On 19 Jul 2004 at 7:39, Tom Reese wrote:

> Antonio wrote:
> 
> "Shorter lenses have greater DOF and because you are using shorter
> lenses to get the same AOV as with 35mm you are therefore getting more
> DOF."
> 
> It doesn't work that way. If you shoot a full length portrait with a 135mm
> lens at f/8 and then you move much closer to the subject with a 50mm lens at f/8
> to get the exact same image size, the depth of field will be identical. What
> will change will be the angle of view. You will see much more background behind
> the subject with the 50mm than you will with the 135mm.

The reality is that it practically it makes no difference. IOW stopping down 
one more stop will provide more effective DOF than moving from 35mm to a 1.5x 
crop sensor at the same magnification. What you have to remember is that DOF is 
just a photographers guide, it's not a law.


Rob Studdert
HURSTVILLE AUSTRALIA
Tel +61-2-9554-4110
UTC(GMT)  +10 Hours
[EMAIL PROTECTED]
http://members.ozemail.com.au/~distudio/publications/
Pentax user since 1986, PDMLer since 1998



Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-19 Thread Antonio Aparicio
Exaclty, so with the *ist you get greater DOF for the same focal length 
or AOV. Which is fine if that is what you want but not gret if you like 
shallow DOF without having to resort to a 300mm lens.

A.
On 19 Jul 2004, at 13:23, Don Sanderson wrote:
But with the smaller frame on the *ist D you get the same (subject) 
image
size:
1.) From a Greater Distance with the same focal length.
2.) With a shorter Focal Length from the same distance.
Both of these conditions would INCREASE depth of field it seems to me.
Or is there some law of optics I'm not aware of at work here?

Don
-Original Message-
From: Tom Reese [mailto:[EMAIL PROTECTED]
Sent: Monday, July 19, 2004 6:39 AM
To: [EMAIL PROTECTED]
Subject: Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is
Dying)
Antonio wrote:
"Shorter lenses have greater DOF and because you are using shorter
lenses to get the same AOV as with 35mm you are therefore getting more
DOF."
It doesn't work that way. If you shoot a full length portrait with a 
135mm
lens at f/8 and then you move much closer to the subject with a
50mm lens at
f/8 to get the exact same image size, the depth of field will be
identical.
What will change will be the angle of view. You will see much more
background behind the subject with the 50mm than you will with the 
135mm.

Wide angle lenses give you more depth of field than longer lenses
when they
are set at identical points in the focusing range. A 20mm lens
focused at 10
feet will give you more depth of field than a 100mm lens focused
at 10 feet.
In your example, the wide angle lens will be focused at a much closer
distance than the longer lens. The DOF will be the same if the
subject image
size is the same.
Tom Reese





RE: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-19 Thread Don Sanderson
But with the smaller frame on the *ist D you get the same (subject) image
size:
1.) From a Greater Distance with the same focal length.
2.) With a shorter Focal Length from the same distance.
Both of these conditions would INCREASE depth of field it seems to me.
Or is there some law of optics I'm not aware of at work here?

Don

> -Original Message-
> From: Tom Reese [mailto:[EMAIL PROTECTED]
> Sent: Monday, July 19, 2004 6:39 AM
> To: [EMAIL PROTECTED]
> Subject: Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is
> Dying)
>
>
> Antonio wrote:
>
> "Shorter lenses have greater DOF and because you are using shorter
> lenses to get the same AOV as with 35mm you are therefore getting more
> DOF."
>
> It doesn't work that way. If you shoot a full length portrait with a 135mm
> lens at f/8 and then you move much closer to the subject with a
> 50mm lens at
> f/8 to get the exact same image size, the depth of field will be
> identical.
> What will change will be the angle of view. You will see much more
> background behind the subject with the 50mm than you will with the 135mm.
>
> Wide angle lenses give you more depth of field than longer lenses
> when they
> are set at identical points in the focusing range. A 20mm lens
> focused at 10
> feet will give you more depth of field than a 100mm lens focused
> at 10 feet.
> In your example, the wide angle lens will be focused at a much closer
> distance than the longer lens. The DOF will be the same if the
> subject image
> size is the same.
>
> Tom Reese
>
>
>



Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-18 Thread Antonio Aparicio
Yes, but what about the old 85mm range which is what most people use 
for portraits?

A.
On 19 Jul 2004, at 03:53, Rob Studdert wrote:
On 18 Jul 2004 at 21:40, J. C. O'Connell wrote:
Makes no sense, for same AOV you are using shorter lenses and
have a smaller reproduction ratio with APS size formatvs FF 35mm. DOF
should not be same as 35mm full frame format. It should be more DOF
than 35mm.
It might be a greater DOF in absolute terms but practically its 
nothing from a
photographic image making perspective. IOW DOF is still practically 
nil when
shooting a 300/2.8 wide open using a FF 35mm or APS frame.


Rob Studdert
HURSTVILLE AUSTRALIA
Tel +61-2-9554-4110
UTC(GMT)  +10 Hours
[EMAIL PROTECTED]
http://members.ozemail.com.au/~distudio/publications/
Pentax user since 1986, PDMLer since 1998



Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-18 Thread Antonio Aparicio
Yes, but because of the crop factor your 85mm portrait lens is now a 
132mm lens. Therefore for a portrait lens you would use say the 50mm, 
hence a different DOF, no?

A.
On 19 Jul 2004, at 01:20, Rob Studdert wrote:
On 18 Jul 2004 at 16:21, Antonio Aparicio wrote:
You correct Don. DOF is an issue for 1.5x cropped APS digital sensor
cameras. Of course, having said that its only an issue if you enjoy a
shallow DOF. For those who want greater DOF I guess digital is a
godsend. Personally I like the DOF of my current film setup, so a full
frame digital camera with no crop would be just the ticket.
DOF on the *ist D is more or less the same as film i.e. I'm still often
struggling to achieve a decent DOF only the cropped AOV is an issue 
for me.

Rob Studdert
HURSTVILLE AUSTRALIA
Tel +61-2-9554-4110
UTC(GMT)  +10 Hours
[EMAIL PROTECTED]
http://members.ozemail.com.au/~distudio/publications/
Pentax user since 1986, PDMLer since 1998



Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-18 Thread Antonio Aparicio
Exactly. That is what I thought too.
Shorter lenses have greater DOF and because you are using shorter 
lenses to get the same AOV as with 35mm you are therefore getting more 
DOF.

A.
On 19 Jul 2004, at 03:40, J. C. O'Connell wrote:
Makes no sense, for same AOV you are using shorter lenses and
have a smaller reproduction ratio with APS size formatvs FF 35mm. DOF
should not be same as 35mm full frame format. It should be more DOF
than 35mm.
JCO
-Original Message-
From: Rob Studdert [mailto:[EMAIL PROTECTED]
Sent: Sunday, July 18, 2004 7:20 PM
To: [EMAIL PROTECTED]
Subject: Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is
Dying)
On 18 Jul 2004 at 16:21, Antonio Aparicio wrote:
You correct Don. DOF is an issue for 1.5x cropped APS digital sensor
cameras. Of course, having said that its only an issue if you enjoy a
shallow DOF. For those who want greater DOF I guess digital is a
godsend. Personally I like the DOF of my current film setup, so a full

frame digital camera with no crop would be just the ticket.
DOF on the *ist D is more or less the same as film i.e. I'm still often
struggling to achieve a decent DOF only the cropped AOV is an issue for
me.
Rob Studdert
HURSTVILLE AUSTRALIA
Tel +61-2-9554-4110
UTC(GMT)  +10 Hours
[EMAIL PROTECTED]
http://members.ozemail.com.au/~distudio/publications/
Pentax user since 1986, PDMLer since 1998



RE: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-18 Thread Rob Studdert
On 18 Jul 2004 at 21:40, J. C. O'Connell wrote:

> Makes no sense, for same AOV you are using shorter lenses and
> have a smaller reproduction ratio with APS size formatvs FF 35mm. DOF
> should not be same as 35mm full frame format. It should be more DOF
> than 35mm.

It might be a greater DOF in absolute terms but practically its nothing from a 
photographic image making perspective. IOW DOF is still practically nil when 
shooting a 300/2.8 wide open using a FF 35mm or APS frame.



Rob Studdert
HURSTVILLE AUSTRALIA
Tel +61-2-9554-4110
UTC(GMT)  +10 Hours
[EMAIL PROTECTED]
http://members.ozemail.com.au/~distudio/publications/
Pentax user since 1986, PDMLer since 1998



RE: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-18 Thread Don Sanderson
I wanted to take that back the moment I clicked send!
You ARE NOT magnifying more, you're simply wasting part of the potential
frame size.
However, since the lens was designed with a specific frame size in mind,
I would think performance would be affected.
DOF should be deeper and oddly enough corner sharpness might be BETTER.
Since lenses are usually less sharp at the corners of the frame, and you are
not using the corners of the frame!

Don

> -Original Message-
> From: Don Sanderson [mailto:[EMAIL PROTECTED]
> Sent: Sunday, July 18, 2004 1:16 PM
> To: [EMAIL PROTECTED]
> Subject: RE: Replacement for the FA 50 and 100 Macros? (Re: Pentax is
> Dying)
>
>
> But it seems that if you take the same information from a SMALLER
> section of
> the image circle,
> Then enlarge that to the same size you would have using the FULL FRAME the
> image circle is capable of,
> you have magnified that smaller section 1.5x as much, and the
> imperfections
> in the lens with it.
>  I think I understood what I just said!
>
> Don
>
>
> > -Original Message-
> > From: Joseph Tainter [mailto:[EMAIL PROTECTED]
> > Sent: Sunday, July 18, 2004 1:05 PM
> > To: pdml
> > Subject: Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is
> > Dying)
> >
> >
> > "that's one factor. the other is the automatic 1.5 magnification of the
> > center portion of the lens circle."
> >
> > I'm not aware of magnification. It is a crop of the central part of the
> > lens circle, giving a field of view that looks like a 1.5x
> magnification.
> >
> > Even the photography magazines seem to have finally begun to understand
> > this.
> >
> > Joe
> >
>



RE: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-18 Thread Don Sanderson
But it seems that if you take the same information from a SMALLER section of
the image circle,
Then enlarge that to the same size you would have using the FULL FRAME the
image circle is capable of,
you have magnified that smaller section 1.5x as much, and the imperfections
in the lens with it.
 I think I understood what I just said!

Don


> -Original Message-
> From: Joseph Tainter [mailto:[EMAIL PROTECTED]
> Sent: Sunday, July 18, 2004 1:05 PM
> To: pdml
> Subject: Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is
> Dying)
>
>
> "that's one factor. the other is the automatic 1.5 magnification of the
> center portion of the lens circle."
>
> I'm not aware of magnification. It is a crop of the central part of the
> lens circle, giving a field of view that looks like a 1.5x magnification.
>
> Even the photography magazines seem to have finally begun to understand
> this.
>
> Joe
>



Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-18 Thread Bill Owens
Now, if the majority of photographers would begin to understand.

As I've mentioned in the past, a 50mm lens projects the same size image on
the film/sensor regardless of format, it's just that the image takes up a
larger portion of the film/sensor the smaller the format.

Bill

- Original Message - 
From: "Joseph Tainter" <[EMAIL PROTECTED]>
To: "pdml" <[EMAIL PROTECTED]>
Sent: Sunday, July 18, 2004 2:05 PM
Subject: Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)


> "that's one factor. the other is the automatic 1.5 magnification of the
> center portion of the lens circle."
>
> I'm not aware of magnification. It is a crop of the central part of the
> lens circle, giving a field of view that looks like a 1.5x magnification.
>
> Even the photography magazines seem to have finally begun to understand
> this.
>
> Joe
>



RE: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-18 Thread Pål Jensen
Alan wrote:


I read the patent for the 118/2.4 too last year but it doesn't make sense for Pentax 
ro release another expensive Limited lens consider the last one (FA31/1.8) hasn't sold 
that well. 



REPLY:

I've no idea whether there will be more Limited lenses. I've heard though, that the 
MF/AF clutch mechanism of the DA lenses will find it's way into "non-DA" lenses. These 
could be replacements for existing FA lenses. 


Pål 




Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-18 Thread Joseph Tainter
"that's one factor. the other is the automatic 1.5 magnification of the
center portion of the lens circle."
I'm not aware of magnification. It is a crop of the central part of the 
lens circle, giving a field of view that looks like a 1.5x magnification.

Even the photography magazines seem to have finally begun to understand 
this.

Joe


RE: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-18 Thread Don Sanderson
Gotcha, kinda like being saddled with a 1.5x rear converter all the time.
Yuck.
Would this also leave DOF the same for a give F stop even though the
effective focal length increases by 1.5x?
That would mean having to run wide open more often to control DOF,
decreasing sharpness further on most lenses.
I know that DOF is deeper for a given magnification on my C5050, due to the
shorter FL of course.
Has this been a problem for you, or am I thinking about it wrong and DOF
does get shallower?

Don


> -Original Message-
> From: Herb Chong [mailto:[EMAIL PROTECTED]
> Sent: Sunday, July 18, 2004 8:52 AM
> To: [EMAIL PROTECTED]
> Subject: Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is
> Dying)
>
>
> that's one factor. the other is the automatic 1.5 magnification of the
> center portion of the lens circle.
>
> Herb
> - Original Message -
> From: "Don Sanderson" <[EMAIL PROTECTED]>
> To: <[EMAIL PROTECTED]>
> Sent: Sunday, July 18, 2004 9:21 AM
> Subject: RE: Replacement for the FA 50 and 100 Macros? (Re:
> Pentax is Dying)
>
>
> > Do you attribute this to rather unforgiving square pixels in digital as
> > versus the softer random edges in film grain?
> > Most of my lenses are in the adequate/good/very good category,
> I'd hate to
> > think I'd get less from them than I do now by going digital.
>
>



Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-18 Thread Herb Chong
that's one factor. the other is the automatic 1.5 magnification of the
center portion of the lens circle.

Herb
- Original Message - 
From: "Don Sanderson" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Sunday, July 18, 2004 9:21 AM
Subject: RE: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)


> Do you attribute this to rather unforgiving square pixels in digital as
> versus the softer random edges in film grain?
> Most of my lenses are in the adequate/good/very good category, I'd hate to
> think I'd get less from them than I do now by going digital.




RE: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-18 Thread J. C. O'Connell
Assuming you had film and digital sensors of same resolution/mm spec,
a FF film image will be sharper than a APS digtial sensor until
the lens used with the APS sensor is 50% sharper than the lens used
on film. With APS digital you need really good lenses to match
average lenses on FF film. Reason is you are using shorter focal length
lenses and magnifying the central portion only with APS digital.
JCO 

-Original Message-
From: Don Sanderson [mailto:[EMAIL PROTECTED] 
Sent: Sunday, July 18, 2004 9:21 AM
To: [EMAIL PROTECTED]
Subject: RE: Replacement for the FA 50 and 100 Macros? (Re: Pentax is
Dying)


Do you attribute this to rather unforgiving square pixels in digital as
versus the softer random edges in film grain? Most of my lenses are in
the adequate/good/very good category, I'd hate to think I'd get less
from them than I do now by going digital.

Don

> -Original Message-
> From: Herb Chong [mailto:[EMAIL PROTECTED]
> Sent: Sunday, July 18, 2004 7:19 AM
> To: [EMAIL PROTECTED]
> Subject: Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is
> Dying)
>
>
> my observations while scanning a lot of slides, mostly Provia 100F. 
> acceptable lenses that seemed to deliver neglibly different sharpness 
> from my best lenses on my film bodies show a lot more difference in 
> sharpness on the *istD. ch is most of the time.
>
> Herb...



RE: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-18 Thread Don Sanderson
Do you attribute this to rather unforgiving square pixels in digital as
versus the softer random edges in film grain?
Most of my lenses are in the adequate/good/very good category, I'd hate to
think I'd get less from them than I do now by going digital.

Don

> -Original Message-
> From: Herb Chong [mailto:[EMAIL PROTECTED]
> Sent: Sunday, July 18, 2004 7:19 AM
> To: [EMAIL PROTECTED]
> Subject: Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is
> Dying)
>
>
> my observations while scanning a lot of slides, mostly Provia 100F.
> acceptable lenses that seemed to deliver neglibly different sharpness from
> my best lenses on my film bodies show a lot more difference in
> sharpness on
> the *istD. ch is most of the time.
>
> Herb...



Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-18 Thread Mark Roberts
"Rob Studdert" <[EMAIL PROTECTED]> wrote:
>I'll be more disappointed than ever if they start fixing areas of the lens 
>line-up where it 'aint broke before they fix where it is i.e. down the wide/fast 
>end.

Frankly, I have no problem with Pentax's lens lineup at all. I suppose
I'd rather like a fast (f/2.8-4.0) 17-35 zoom, but I easily get by with
their excellent primes in this range.
The only place I find the Pentax system lacking is in the flash
department. I'm saving my money, not for any new lenses, but for the
rumoured AF500FGZ. Hoping/expecting to see it soon.

-- 
Mark Roberts
Photography and writing
www.robertstech.com



Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-18 Thread Herb Chong
my observations while scanning a lot of slides, mostly Provia 100F.
acceptable lenses that seemed to deliver neglibly different sharpness from
my best lenses on my film bodies show a lot more difference in sharpness on
the *istD. Velvia scans show more difference. none of my lesser expensive
Pentax lenses are now being used. i don't have many short/medium primes
because they don't offer the flexibility i need. i choose my position for
landscapes based on the spatial relationships of the objects in my scene and
the FOV gets determined later. most of the reason i use short/medium primes
is when i need the larger aperture, and that is almost never since i am on a
tripod virtually 100% of the time. i'm tending toward longer lenses now for
macro work and lately that has been my 400/5.6 with a high quality closeup
lens. it's not as sharp as i like, but it gives me the working distance i
need. the 24/2 has too much chromatic abberation and is too long for my
landscape work. most of my prime work is done with my two 400mm lenses, and
the 400/5.6 just isn't in the same league as the 400/2.8, especially with an
extender on each, which is most of the time.

Herb...
- Original Message - 
From: "Rob Studdert" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Sunday, July 18, 2004 7:51 AM
Subject: Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)


> What makes you say this Herb?
>
> All my primes but for the FA24/2 seem up to the task.




Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-18 Thread Rob Studdert
On 18 Jul 2004 at 14:12, Dario Bonazza wrote:

> Just wait a few weeks and you'll see...

I'll be more disappointed than ever if they start fixing areas of the lens line-
up where it 'aint broke before they fix where it is i.e. down the wide/fast 
end.


Rob Studdert
HURSTVILLE AUSTRALIA
Tel +61-2-9554-4110
UTC(GMT)  +10 Hours
[EMAIL PROTECTED]
http://members.ozemail.com.au/~distudio/publications/
Pentax user since 1986, PDMLer since 1998



Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-18 Thread Dario Bonazza
Alan Chan wrote:

> Some news from Taiwan retailers (or just rumour) suggested some Pentax FA
> lenses were not manufactured anymore (like FA100/2.8 & FA50/2.8 etc)
because
> they are expecting new lenses to replace them. But then again, nobody can
> confirm.

Just wait a few weeks and you'll see...

Dario



Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-18 Thread Rob Studdert
On 18 Jul 2004 at 7:41, Herb Chong wrote:

> the ones that are paying attention to their images will discover that the
> practical and affordable lenses are not good enough for the *istD. the lens
> quality matters even more with a DSLR than with a film camera.

What makes you say this Herb?

All my primes but for the FA24/2 seem up to the task.


Rob Studdert
HURSTVILLE AUSTRALIA
Tel +61-2-9554-4110
UTC(GMT)  +10 Hours
[EMAIL PROTECTED]
http://members.ozemail.com.au/~distudio/publications/
Pentax user since 1986, PDMLer since 1998



Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-18 Thread Herb Chong
the ones that are paying attention to their images will discover that the
practical and affordable lenses are not good enough for the *istD. the lens
quality matters even more with a DSLR than with a film camera.

Herb...
- Original Message - 
From: "Alan Chan" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Saturday, July 17, 2004 8:19 PM
Subject: RE: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)


> I guess most DSLR buyers are looking for practical and affordable lenses,
> instead of luxury lenses like the Limited which really aim for manual
focus
> buyers.




Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-17 Thread John Francis
> 
> >Why not an DA Limited series ?
> 
> I guess most DSLR buyers are looking for practical and affordable lenses, 
> instead of luxury lenses like the Limited which really aim for manual focus 
> buyers.

Manual focus good - auto-focus bad.
Manual focus good - auto-focus bad.
Film-based SLR good - DSLR bad.
Film-based SLR good - DSLR bad.
Four legs good - two legs bad.
Four legs good - two legs bad.




RE: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-17 Thread Alan Chan
Why not an DA Limited series ?
I guess most DSLR buyers are looking for practical and affordable lenses, 
instead of luxury lenses like the Limited which really aim for manual focus 
buyers.

Alan Chan
http://www.pbase.com/wlachan
_
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RE: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-17 Thread Thibouille
Why not an DA Limited series ?



-Message d'origine-
De : Alan Chan [mailto:[EMAIL PROTECTED] 
Envoyé : samedi 17 juillet 2004 22:23
À : [EMAIL PROTECTED]
Objet : RE: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

I read the patent for the 118/2.4 too last year but it doesn't make sense 
for Pentax ro release another expensive Limited lens consider the last one 
(FA31/1.8) hasn't sold that well. This is especially true when people are 
saving money for DSLRs and digital lenses now. 87/2.4 is just too close to 
FA77 and would be a mistake imho.

Alan Chan
http://www.pbase.com/wlachan

>Actually, Pentax have long had a FA 87/2.4 Macro Limited lens developed 
>that have not yet been released (along with a 118/2.4 Limited). The lens 
>focus down to 1:2 by itself but the kit will include either a small 
>extension tube or a dedicated close-up lens for bringing it down to 1:1. 
>What solution will be used was not finalized when I got this info a couple 
>of years ago. Such a lens could be a great replacemnt for both the two FA 
>macros.

_
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RE: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-17 Thread Kostas Kavoussanakis
On Sat, 17 Jul 2004, Alan Chan wrote:

> saving money for DSLRs and digital lenses now. 87/2.4 is just too close to
> FA77 and would be a mistake imho.

Why? Was it a mistake to have 50s at 1.4, 1.7 and 2.8 at the same
time?

I thought macros (like the 87 Paal is talking about) are a different
ball-game.

Kostas



RE: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-17 Thread Alan Chan
I read the patent for the 118/2.4 too last year but it doesn't make sense 
for Pentax ro release another expensive Limited lens consider the last one 
(FA31/1.8) hasn't sold that well. This is especially true when people are 
saving money for DSLRs and digital lenses now. 87/2.4 is just too close to 
FA77 and would be a mistake imho.

Alan Chan
http://www.pbase.com/wlachan
Actually, Pentax have long had a FA 87/2.4 Macro Limited lens developed 
that have not yet been released (along with a 118/2.4 Limited). The lens 
focus down to 1:2 by itself but the kit will include either a small 
extension tube or a dedicated close-up lens for bringing it down to 1:1. 
What solution will be used was not finalized when I got this info a couple 
of years ago. Such a lens could be a great replacemnt for both the two FA 
macros.
_
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Re: Replacement for the FA 50 and 100 Macros? (Re: Pentax is Dying)

2004-07-17 Thread William Robb

- Original Message - 
From: "Pål Jensen"
Subject: Replacement for the FA 50 and 100 Macros? (Re: Pentax is
Dying)


>
>
> > Alan wrote:
> >
> > > Some news from Taiwan retailers (or just rumour) suggested some
Pentax FA
> > > lenses were not manufactured anymore (like FA100/2.8 & FA50/2.8
etc) because
> > > they are expecting new lenses to replace them. But then again,
nobody can
> > > confirm.
>
>
> Actually, Pentax have long had a FA 87/2.4 Macro Limited lens
developed that have not yet been released (along with a 118/2.4
Limited).

I suppose they will be released when the Asahi family personal
photographer reaches the age of 87, and then 118 years?

William Robb