Date: Fri Feb 22 11:59:11 2008 Back to Contents

Author: David Tam

Subject: Dichroic

Hi everyone,

I'm looking for a vendor for a dichroic notch filter at 99.9%
reduction of HeNe light, 632.8nm. I've found vendors at 99% and
99.99%, but none at the specification I need.

Does someone have a good vendor for these?


David Tam
Sr. Technical Assistant
Columbia University Dept. of Physics
538 West 120 St., 704 Pupin Hall MC 5248
New York, NY 10027

From Fri Feb 22 11:59:11 2008