Beaker wrote:
> Hi-
> 
> Has anyone used a bellows type slide copier on a digital SLR? Or am I  
> just being silly again?
> 
> I'm thinking about getting a roll of B&W film and hunting up my old  
> reels and tank, so I can do B&W film on the cheap.
> I realize a film scanner is a better way to go about this, but an e- 
> bay slide copier is pretty inexpensive.
> Another benefit- with adapters, I can use an M42 copier on both my  
> Pentax & Canon DSLR.
> 
> By the way, what focal length lens would give full-frame copies?
> 
> Thanks for your help-
> Mike Beacom
> 

I have a Nikon Super Coolscan 4000ED that I have had problems having 
correct colors in scans despite doing calibrations with a Kodak Q60 slide.

Copying slides with my K10D made me come to the conclusion that my Nikon 
scanner had problems obtaining correct colors since it was new.  There 
appears to be color interference from adjacent image areas.  I believe 
that it might have an internal light shield that is misaligned or missing.

*********

My Pentax slide copying setup (I previously owned all these items):

Pentax K10D
Extension tube #3 from Auto Extension tube Set K
SMC PENTAX FA 50mm F2.8 MACRO
The bellows type Slide Copier K
AF400T Flash
4P Sync Cord B - 5 meters (connect flash to hotshoe)

*********

I made my own bracket to rigidly link the camera & slide copier together 
(no photograph at this time).

I also modified GEPE plastic slide mount by filing the opening area 
larger for copies of slides that have desired detail very close to the edge.

My magnification range is adjustable from copying about a 50% portion of 
the slide to greater than 24*36 mm coverage.

*********

The flash is aimed at the at the slide copier from a distance of about 
9" & set to manual 1/25 power.

The camera is set to Flash white balance, Manual exposure, 1/160 
shutter, 2 second delay with mirror lockup, RAW DNG file mode.

Exposure is controlled by aperture on the lens, including positioning 
between f-stop indents for optimum histogram results.

The K10D is connected to a PC running PENTAX REMOTE Assistant 3.  The 
display & histogram on PENTAX REMOTE Assistant 3 is very poor, so I save 
the file & check image alignment & histogram with PENTAX PHOTO Laboratory.

I edit flaws & levels in Photoshop.  I have not done any color 
corrections on any images copied with the K10D.

*********

Images on my web site at the time of this posting that were copied from 
slides by the K10D:


Under page:

Biography: self portrait.

Birds:
0224-07, 0229-15, 0284-01, 0301-03, 0305-10, 0305-12, 0323-05, 0324-04, 
0351-07

Mammals:
0209-15, 0210-19, 0303-10, 0311-06, 0335-04, 0344-06

Mountain Scenes:
0230-01, 0310-04, 0250-16, 0288-05, 0314-03, 0201-25, 0315-13, 0318-16

Other Images:
0175-22, 0227-10, 0227-17, 0271-08, 0281-02, 0192-22, 0310-01



This is time consuming but I am getting colors that are truer than I was 
able to get with the Nikon 4000ED (even with attempts at color 
correction) and detail is equal or better than I was getting with the 
Nikon 4000ED.

I am now in the process of replacing the rest of my scans by the Nikon 
4000ED with digital copies from the Pentax K10D.

The minimum extension with the Auto Bellows K is too long for full 24*36 
mm copying with a 50mm lens.


-- 
David S.
Nature and wildlife photography http://www.sheppardphotos.com

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