gelatin filters for EtBr photography

[Dave Pataky]

(much deleted)

> We used to use Wratten filters but like Paul's the filters eventually
> cracked and glazed over making our EtBr pictures hard to read and out of
> focus.
> 
> I doubt that the glass filters will be affected too much by the UV light
> 

Tiffen #15 orange also works well and is not expensive at your local
camera store. (no i have nothing to do with the Tiffen company or their
suppliers, just using their filter on our camera stand).  Also we don't
have to remove the filter to focus.

-- 
Dave Pataky
Dept of Zoology, UBC
pataky at bcu.ubc.ca