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FrozenGate by Avery

Wanted, Dichroic Beamsplitters

Joined
Oct 23, 2009
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Hi I need one of these Dichroic Beamsplitters for the DOTs output for the laser sky effect. It will go in front of laser and produce many dots. I have one now but need another one. any help out there? thanks John :wave: :confused:
 





I think you mean diffraction gratings, though maybe not if you want liquid sky.
It seems what you request are two different things
Liquid Sky:
GALAXIAN-SKY.jpg

Diffraction grating(you refer to):
DGTM.jpg
 
Last edited:
Hi, You are right Defraction is need for Laser Sky like you have , would work, I do have a single dot pattern I use now but forgot where to buy it. ? Thanks John H
 
Where can I get a liquid sky diffraction grating lens. I have not run across 1 yet.......?
 
Where can I get a liquid sky diffraction grating lens. I have not run across 1 yet.......?

Liquid Sky is done by scanning a laser beam left to right and
back again at a high rate of speed.

I haven't seen any diffraction gratings that can do that.


Jerry
 
you can use a line generating lens to get the liquid sky effect, however the brightness would be greatly diffused.
just get a polygon mirror and a simple electric motor
 


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