From: Art Chakalis (achakali@gcfn.org)
Date: 12/12/01-05:49:12 PM Z
On Wed, 12 Dec 2001, Ed Stander wrote:
> Folks:
> I put a relatively new El-Nikkor 210 lens in the path of my UV
> spectrophotometer today, and am happy to report that the lens passes pretty
> well all UV radiation above 350 nm. In Comparison, my Fuji 300mm LF lens
> began to cut UV at around 400 nm, and showed strong absorption by 380 nm.
> This makes sense, as plain old plate glass shows similar trends. Cheers,
> Ed
Ed,
Good information. Based on the other posts and my own experience it is
likely corrected to focus the UV to match the visible light's focal point.
Thanks for the info.
Sincerely, Art
Art Chakalis
Columbus, Ohio, USA
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