Search found 2 matches

by theholowizard
Wed Aug 03, 2022 6:00 am
Forum: For Sale / Want to Buy / Trade
Topic: 910A spatial filters?
Replies: 1
Views: 3493

Re: 910A spatial filters?

Not 910s, specifically, but, I can off the following... Plateholder, 4 x 5 inch, with base, post, and clamp, ready to go. $250. 5 x 7 inch, $350. Spatial filter, three-axis open form, 4-inch beam entrance height. No objective or pinhole (but I recommend 40x and 15-micron combination to give best bea...
by theholowizard
Wed Mar 03, 2021 6:04 am
Forum: Optics
Topic: Newport 935 series variable attenuators?
Replies: 3
Views: 7167

Re: Newport 935 series variable attenuators?

A completely unnecessary and redundant accessory...the output of any ion laser can be varied with excellent precision merely by varying the tube current. An infinitely more useful tool is a variable beamsplitter, for adjusting the object-to-reference beam ratio.