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Archive 2007 · Check Out My Amazingly Sharp Lens!
  
 
hubsand
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p.1 #1 · Check Out My Amazingly Sharp Lens!


Man, I just gotta share the results from my Amazingly Sharp New Lens: check out these pictures: the first is shot wide open, and the second just half a stop down. Both were handheld at ISO 320. This is full frame . . .


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This is just the top half(ish) of a 5D full frame:


This image is copyrighted by the owner




It's a Pentacon 6 mount Carl Zeiss Jena Biometar 80mm f2.8 mounted on a Vivitar, Hasselblad-formulated Mamiya 645 mount 2x teleconverter adapted to a Mamiya-Canon shift adaptor mounted on a Canon 1.4x teleconverter with the pins taped. On a 5D.

With hardly any trouble at all, the same method transforms my $250 CZJ 300/4 into a handy 1,345mm / f11 for the 400D . . . ace!

Edited by hubsand on Aug 07, 2007 at 03:43 PM GMT

Aug 07, 2007 at 03:12 PM
jjlphoto
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p.1 #2 · Check Out My Amazingly Sharp Lens!


But does it hit the mirror !

Aug 07, 2007 at 03:17 PM
Tariq Gibran
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p.1 #3 · Check Out My Amazingly Sharp Lens!


hubsand wrote:

...mounted on a Hartblei Pentacon Six 2x teleconverter adapted to a Mamiya-Canon shift adaptor mounted on a Canon 1.4x teleconverter with the pins taped.
Edited by hubsand on Aug 07, 2007 at 03:17 PM GMT


Ya, I will have to pick one of those up! Whats the SKU # on that Item? Just kidding.

Aug 07, 2007 at 03:31 PM
hubsand
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p.1 #4 · Check Out My Amazingly Sharp Lens!


jjlphoto wrote:
But does it hit the mirror !


It did, but it's OK because I removed the mirror and mounted it periscope-style in a toilet roll inner tube sellotaped to the hot-shoe. Now everything works great!

Seriously, though, you should have known that Canon's 1.4x TC, on which the lens is mounted, would never have mirror clearance trouble, as you can see in this annotated picture of my Amazingly Sharp 224mm f8 special edition. That's 358mm / f8 on a 30D.

Incidentally, if you'd like to see 100% crops of these images, you can't.


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Aug 07, 2007 at 03:34 PM
Peet Simard
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p.1 #5 · Check Out My Amazingly Sharp Lens!


Hubsand,

I guess the long wait for the ZD back is taking its toll. The shots do look very sharp though.

Peet

Aug 07, 2007 at 04:26 PM
hubsand
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p.1 #6 · Check Out My Amazingly Sharp Lens!


My ZD back landed at Nottingham Airport at 2.44pm today. I've delayed a long series of location shoots in order to use it throughout the back end of the summer. Until it arrives, I'm giving some of my MF lenses a workout on the 5D.

Anything looks good resampled down that far – even the CA-powered catchlights in the cat's eyes . . . on my forum you'd be banned for posting a downsampled image and even mentioning resolving ability in the same post!

Aug 07, 2007 at 05:14 PM
pat_c
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p.1 #7 · Check Out My Amazingly Sharp Lens!


Just don't aim that thing at me!

Aug 08, 2007 at 05:55 AM
pdmphoto
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p.1 #8 · Check Out My Amazingly Sharp Lens!


Looks like one of my contraptions
Congratulations

Aug 08, 2007 at 07:36 AM
foxbat
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p.1 #9 · Check Out My Amazingly Sharp Lens!


Now add a coke bottle in the middle to correct the blue CA back towards the red end and you're done!

Aug 08, 2007 at 11:46 AM
 



saturnkk
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p.1 #10 · Check Out My Amazingly Sharp Lens!


Did you do any sharpening?

Aug 08, 2007 at 01:51 PM
EllitoGuy
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p.1 #11 · Check Out My Amazingly Sharp Lens!


W
T
F

Aug 09, 2007 at 04:15 AM
Pham Minh Son
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p.1 #12 · Check Out My Amazingly Sharp Lens!


Adapter Thickness will also comes to play with your adapted lens for this sensor.

Aug 09, 2007 at 09:21 PM
hubsand
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p.1 #13 · Check Out My Amazingly Sharp Lens!


What is it with you and adaptor thickness?! My Super 224mm f8 contains no less than two adaptors, AND two stacked teleconverters; it laughs at such trivia.

Aug 09, 2007 at 10:24 PM
Pham Minh Son
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p.1 #14 · Check Out My Amazingly Sharp Lens!


I guess if you put it lightly that way! But seriously the adapter thickness will show up in your medium format sensor.

Aug 09, 2007 at 10:25 PM
claudermilk
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p.1 #15 · Check Out My Amazingly Sharp Lens!


Sheesh! Can't a guy have a little fun? That Frankenstein monster is actually pretty darn amusing & it's impressive that it not only works, but works well. Besides, it's not a MF sensor.

Aug 10, 2007 at 05:40 PM
Edward Kelsey
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p.1 #16 · Check Out My Amazingly Sharp Lens!


You can't tell zip from those images. You've lost me on this one.

Aug 10, 2007 at 06:18 PM
hubsand
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p.1 #17 · Check Out My Amazingly Sharp Lens!


Edward Kelsey wrote:
You can't tell zip from those images. You've lost me on this one.

That was a primary purpose of the post. See here also . . .

Aug 11, 2007 at 05:49 PM
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