Bg40 glass energy rejection.

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TheSkyBurner
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Bg40 glass energy rejection.

Post by TheSkyBurner » Tue Jun 19, 2018 2:54 am

https://www.thorlabs.com/thorproduct.cf ... ber=FGB37H

Calcium, gband, and whit light.

6” x 6” 40/20 scratch dig.
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