This is my 3rd Pentax digital body.  First was the *istDS.  Its out-of-camera 
JPG images were the sharpest.  But as we all know, that comes at a cost.  
Still, for snapshots it was nice.  The K100D, and now the K-x, always require 
some sharpening.  I do that later as needed.  For testing I like to examine the 
images in their natural condition.

Ok, there is no such lens as the Tokina-A.  Well, there is now.
I took a piece of aluminum foil and shorted the "A" pin.
The camera thinks its max aperture is 1.2, but that's ok.
I just keep the aperture ring on f16 and use Av to set it to f8 and let the 
camera do the rest.

Then I went out back and shot this pic of the neighbor's crab apple tree trunk. 
 The pics are unaltered.  

ISO 800, f8.

The complete image, reduced for ease of downloading
http://www.brendemuehl.net/images/tokina1735a/tree10.jpg

Center, 100%
http://www.brendemuehl.net/images/tokina1735a/tree0.jpg

Bottom Center, 100%
http://www.brendemuehl.net/images/tokina1735a/tree6.jpg

Right center, 100%
http://www.brendemuehl.net/images/tokina1735a/tree3.jpg

*********************

The images really display the low light and high light capacities of the 
camera.  Not washed out, not too dim.

*********************

The next step:  modify the mount so that there is a permanent A pin.
Because that's what the camera requires to be full-featured.
And if I use it on any non-A body, no problem.

Anyone got an old Tokina lens that's gone bad, but has a good mount?

Sincerely, 

Collin Brendemuehl 

"He is no fool who gives what he cannot keep to gain what he cannot lose" 
-- Jim Elliott 





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