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    Laser Newbie

    Hey, everyone. I'm new to the forums and very inexperienced with lasers. Any tips and helps to become more acclimated to the community are happily encouraged. I am studying electrical engineering at Villanova University and love physics.
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    Sanwu Spiker 445nm 3W - Cracked Lens

    I'm not sure how it happened, but when I was using my laser today I noticed something strange with the beam. Upon inspection, I noticed that it appears the lens is cracked. I went to Sanwu's website, and I could not find any replacement parts. It wasn't clear to me whether or not the warranty...