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    Have an extra $50K to see if there are exotic laser diodes in this new projector?

    Sony 4K Ultra Short Throw Projector Key Points: -$50K (“Please call 1-866-294-7669 to order”):whistle: - 147-inch image -4K 4096 x 2160 resolution - projector sits 7 inches from the wall -“The laser light source is composed of Blue Laser Diodes” - smartphone-sized HD model coming out in October...
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    Unfocusable 200mW 520nm kit build, need help or happy to pay for repair please

    Hi and thank you for taking the time to read this and possibly try and help. SUMMARY: I am hoping to get help trouble shooting this as I have already tried everything I could think of. Also I am happy to pay someone to repair it if necessary but I do really want to understand / learn what the...
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    Build idea using copper pipe and Rod

    First I would like to give credit to DTR, Jayrob and all the other LPF contributors whose posts I have read. :thanks::bowdown: I would not have been able to do this with out copying them quite a bit (I hope that is ok?). I am new to building lasers so please pardon my mistakes and I would be...
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    Tesla Motors uses 18650 Batteries in its Electric Cars

    Source: Tesla's Open House - Batteries - Motor Trend "Three battery packs are being produced, for the Roadster, the Smart EV, and the upcoming Mercedes-Benz A-Class EV for Europe -- a pack that possesses what's currently the highest battery energy density in world. And speaking of records...
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    Selling sticky idea

    would it be helpful if there was one sticky thread for BST and one sticky thread for Laser Pro shop you could go to to see all products / services offered by members who sell on this forum Each seller gets only one post to pitch their products / services which they can edit and keep up to date...
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    Hi from Southern California

    great forum thanks to all the people who add such interesting detailed posts:bowdown: looking forward to learning a lot and contributing what I can:yh: