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Archive 2009The APO thread

  
 
gasrocks
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p.3 #1The APO thread
Is the TeleZenitar 135/2.8 APO and/or 300/4.5 APO a true APO lens?
Sep 05, 2009 at 12:52 PM
telyt
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p.3 #2The APO thread
Leica 180mm f/3.4 APO-Telyt-R on Kodachrome 64:

Sep 05, 2009 at 01:07 PM
cogitech
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p.3 #3The APO thread
AhamB wrote:
cogitech wroteAndreas,

Would you like me to shoot some shiny/contrasty stuff just for you?

Seriously. You name it, I'll shoot it.
I would like to see shots with high contrast where the focus transition is, and at near wide open apertures! Stopping down is cheating because it doesn't reveal LoCA that might be there at larger apertures. I think axial CA usually isn't much of a problem with macro lenses (it is with long teles).


OK. Like these?

All wide open on 5D, in full direct sunlight:


http://farm3.static.flickr.com/2567/3889955739_5a5b44b3c9_o.jpg

http://farm3.static.flickr.com/2507/3889955453_37ced6b459_o.jpg

http://farm4.static.flickr.com/3488/3890748014_c28dc2cd08_o.jpg

http://farm4.static.flickr.com/3432/3890747730_30edb1e705_o.jpg

http://farm3.static.flickr.com/2553/3890747426_02ca1ac2d0_o.jpg

http://farm4.static.flickr.com/3459/3890747132_265693f0fc_o.jpg

So many lenses I have used would show their "true colours" under these conditions. The CV 125 just dances along without a care in the world.
Sep 05, 2009 at 01:39 PM
philber
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p.3 #4The APO thread
It really does. What adapter do you use for your 5D?
Sep 05, 2009 at 01:56 PM
cogitech
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p.3 #5The APO thread
philber wrote:
It really does. What adapter do you use for your 5D?



No adapter. I have the native EF mount version. Auto aperture and all that good stuff. Like an EF lens but MF only.

Here's a more classic test, wide open on 5D again:

http://farm3.static.flickr.com/2626/3890035849_c65e5abfab_o.jpg

That is what "APO" means to me, folks.

And here I have cranked the saturation in Bibble as far as it can go, to try to coax LoCA to show. There just isn't a speck of it. Both front and back colour is identical.

http://farm3.static.flickr.com/2596/3890828902_c38d352345_o.jpg
Sep 05, 2009 at 02:09 PM
philber
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p.3 #6The APO thread
Well, I intended to buy a 100m macro lens, either the Zeiss 100 f:2 or the new Canon 100L f 2:8. You have now made this officially a 3-way contest with the Voïgtländer...
Any suggestions?
Sep 05, 2009 at 02:18 PM
cogitech
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p.3 #7The APO thread
philber wrote:
Well, I intended to buy a 100m macro lens, either the Zeiss 100 f:2 or the new Canon 100L f 2:8. You have now made this officially a 3-way contest with the Voïgtländer...
Any suggestions?


Ummm, be patient and dig deep into your pocket/bank?
Sep 05, 2009 at 02:20 PM
philber
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p.3 #8The APO thread
I just checked the Voigtländer homepage. Is your lens no longer produced? Now how do we call people who create desires that cannot be satisfied?
Sep 05, 2009 at 02:21 PM
cogitech
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p.3 #9The APO thread
philber wrote:
I just checked the Voigtländer homepage. Is your lens no longer produced? Now how do we call people who create desires that cannot be satisfied?


Discontinued. Yes.

But they are out there
Sep 05, 2009 at 02:28 PM
philber
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p.3 #10The APO thread
Yes, out there. In the hands of rightly appreciative, talented shooters like you... Well, back to the Zeiss Vs Canon then...
Sep 05, 2009 at 02:44 PM
cogitech
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p.3 #11The APO thread
philber wrote:
Yes, out there. In the hands of rightly appreciative, talented shooters like you... Well, back to the Zeiss Vs Canon then...


http://cgi.ebay.ca/Voigtlander-125mm-f-2-5-Macro-Apo-Lanthar-Canon-EF-MIB_W0QQitemZ190331580354

http://cgi.ebay.ca/Voigtlander-125mm-f-2-5-Macro-Apo-Lanthar-Canon-EF-MIB_W0QQitemZ190330613467
Sep 05, 2009 at 02:51 PM
philber
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p.3 #12The APO thread
With due respect, those prices are higher than I would need to pay for a new Zeiss or Canon. Is it worth it, meaning better than the Zeiss, the Canon being an unknown at this time?
Sep 05, 2009 at 03:00 PM
cogitech
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p.3 #13The APO thread
philber wrote:
With due respect, those prices are higher than I would need to pay for a new Zeiss or Canon. Is it worth it, meaning better than the Zeiss, the Canon being an unknown at this time?


I feel your pain. I didn't pay that much.

On the other hand, consider that it is a stellar portrait lens. For me, it is two lenses in one, which made the decision to buy it a no-brainer.

The Zeiss isn't APO and can't compete with the Voigtlander's bokeh (in my opinion), and I doubt the new Canon will either. But only time will tell. I'm sure the new Canon will be a pretty decent lens.

Wait a minute, which Zeiss 100 are you speaking of?

Edited on Sep 05, 2009 at 03:15 PM · View previous versions
Sep 05, 2009 at 03:10 PM
philber
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p.3 #14The APO thread
It is not pain just yet... and could be gain if it turns out to be the right choice... But you haven't given me your opinion on whether it outperforms the well-respected Zeiss 100, which also offers to same twofer advantage

Edited on Sep 05, 2009 at 04:12 PM · View previous versions
Sep 05, 2009 at 03:13 PM
olyacme
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p.3 #15The APO thread
philber wrote:
It is not pain just yet... and could be gain if it turns out to be the right choce... But you haven't given me your opinion on whether it outperforms the well-respected Zeiss 100, which also offers to same twofer advantage


The Zeiss 100/2 macro does show significant longitudinal CA wide open, as well as a violet/green defocus CA. OTOH, I've never heard anyone complain about its ability to deliver microcontrast, which is a credit to its overall correction rather than just CA.
Sep 05, 2009 at 04:07 PM
jamesdak
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p.3 #16The APO thread
gasrocks wrote:
I did not know the Nikon 800 was an APO.


\
It's a lens that uses Nikon ED glass elements to reduce the secondary light spectrum to focus all colors to one point. APO, right??
Sep 05, 2009 at 04:44 PM
jamesdak
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p.3 #17The APO thread
AhamB wrote:
jamesdak wroteShots from the Nikon 800/5.6 mounted either on my 5D or a D300:
[...]

http://www.pbase.com/jhuddle/image/109684118.jpg
Oh, selective sharpening gone bad!


No way!! But smart sharpening gone bad maybe,!! I tend to get carried away sometimes and that shot was processed earlier on to my getting the D300. Still getting used to it's needs in post processing. But, now as I look at it I see weird stuff happening about the outline of the pronghorn. I wonder what I was doing because that looks real bad, as does another area off to the far left edge, hmmm.
Sep 05, 2009 at 04:48 PM
CVickery
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Sep 05, 2009 at 08:40 PM
Anden
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p.3 #19The APO thread
Very interesting contributions to this thread. Thank you Paul for showing the true advantages of APO.
I have not yet given mine a hard test.

A

Sep 06, 2009 at 02:10 AM
cogitech
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p.3 #20The APO thread
philber wrote:
With due respect, those prices are higher than I would need to pay for a new Zeiss or Canon. Is it worth it, meaning better than the Zeiss, the Canon being an unknown at this time?


I've been wondering just what the Zeiss 100/2 goes for. Basically the same as the Voigtlander (remember that the ZE (EF mount) version will have a premium over the ZF).

It all boils down to:

- There is a 1/2-stop difference between them
- The Voigtlander is APO, the Zeiss is far from it
- The Voigtlander has extremely neutral colour, the Zeiss is a bit to the cooler side, from all that I have read
- The Voigtlander is 1:1, the Zeiss is 1:2
- The Voigtlander is 10g heavier
- The Voigtlander has a 530 degree focus throw and very smooth action. The Zeiss has a long throw (not sure how long) but there have been complaints about "stiff" copies.

The bolded items were the clinchers for me. YMMV.
Sep 06, 2009 at 08:45 AM
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