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  1. V

    Looking for cheap 2,5mm Front side Mirrors

    Hi everyone Since I am building a Laser Spirograph, I need 3x circle shaped Front side Mirrors. The should have a diameter between 2-3 mm. Does anyone offer some?
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    low-power 445nm diodes? (5-50mW-like)

    hey i am just wondering, if there are any low-powered 445nm Laser diodes, or pen-style Laser pointers existing? Like 5mW or 50mW or something. I only see 400mW or the 1W stuff, but this is too dangerous (and expensive) for me. But since they have a pretty reasonable $ per Watts price (200$ for...
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    Looking for Point-to-line-Optics

    hello i am looking for Optics or caps, which transform a Laser dot into a Line, like a laser level. Do you know anyone who sells this? thank you
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    Rayfoss RF405-50mW-QPT Switch Problem

    hey i recently had a problem with my new bought RF405 QPT. Its switch was VERY unreliable, because sometimes the laser do not turn on, sometimes after few shakes and sometimes after a short delay. Sometimes the laser suddelny shuts down. I fixed this problem after I removed the orange rubber...
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    Pink/Magenta wavelength?

    hey i am just wondering.. what is the wavelength of pink or magenta? The spectrum only goes from red (infrared) to violet (UV). Can you explain to me?
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    Focusing/Pointing with Laser goggles on??

    hey I recently bought my first high powered laser for burning (200mW focusable red). For safety, I also ordered Laser goggles from Dragon Lasers too. But I have a problem. When i put the goggles on, I will not see the dot. But how do I work with it now? for example I cant see how much I have...


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