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  1. R

    laser beam dimension problem.

    Thank you wery much. Tomorrow for me will be an holiday, i will post some photos of my module.
  2. R

    laser beam dimension problem.

    Hi. I've brought a laser module via Ebay (660nm 300mw) for use it in my selfmade laser show proyector. Now my problem i beam dimension. This module have a 5mm collimated dot beam, but i need to have a 2mm collimated beam. You think is it possible to reduce beam dimension simply changing the...
  3. R

    Good morning from Italy

    Hi to everibody from Italy. (sorry for my poor English). I'm 46 years old and i'm attempting to build an rgb laser show projector.


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