[pure-silver] Re: Q FOR THE OPTICAL GENIUSES

On Friday 27 April 2007 09:43, BOB KISS wrote:
> DEAR LIST,
>       This is for those who REALLY know their optics.
>       I have a 210 mm Goertz gold dot Dagor and a 210 mm Schneider Apo
> lens.  I want to do some EXTREME close up photos of dried leaves, seeds, et
> alia, on 8X10 to make contact PT/PD (see it IS on topic).  I know that both
> of these lenses will cover the 8X10 format at this bellows extension and I
> am using this focal length to keep from having to stretch my bellow as much
> as I would with a longer focal length lens.
> **********NOW MY QUESTION: Which of these two lenses would give me better
> results in terms of detail and contrast at this magnification (between 5X
> and 10X)?


  Which Schneider Apo? 

  Nick
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