...Beam Expander?

[Shammikaze]

Hey,

Don't think I've seen anyone talking about these recently, and now I'm curious as to what exactly this would do if attached to a laser...

optotronics.com/proddetail.php?prod=mg20x

Its a 20x beam expander... Whats that mean? Will it focus it and make it stronger, or just make it a big fat beam?

-Shammi

 

[jonasa0601]

IDK, but i think it will light futher... idk