gelatin filters

[pnh at ncifcrf.gov]

Al McGraw (mcgraw at BSCR.UGA.EDU) wrote:

| I wonder if filters for regular EtBr-UV photography are available at a 
| similarly low price from a camera shop.  Our camera rig has two filters
| in it - I'm not sure what they are - but they're so old scratched and
| smudged that image quality suffers.  Any suggestions?  Paul?

Yes. They are Kodak Wratten Gelatin filter No. 2B and No. 23A.

-Paul.

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* Paul N. Hengen, Ph.D.                           /--------------------------/*
* National Cancer Institute                       |Internet: pnh at ncifcrf.gov |*
* Laboratory of Mathematical Biology              |   Phone: (301) 846-5581  |*
* Frederick Cancer Research and Development Center|     FAX: (301) 846-5598  |*
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