Khatod has released two interesting lens families, with very narrow and very rectangular beams. One family is called ‘clean rectangular beam’. “Most lenses for LED applications in current use produce ...
The current nanofabrication techniques including electron beam lithography provide fabrication resolution in the nanometre range. The major limitation of these techniques is their incapability of ...
Dear Andy: This is an excellent idea for adding lighting and a fan to a room without access to existing wiring. Even if you did not need access to electrical wiring, adding box beams can be an ...
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