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Recent content by lasersky

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    Beam expander to fit o-like 400's?

    Hi drsid, Have you ever tired a rodenstock beam expander on a 1.5 watt 445 nm? Some say it extends the burning distance..
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    Ehgemus 32650 and 2X32650 Sandblasted Hosts

    Very nice build! Want to have one of those..
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    Burning range of a laser.

    what kind of telescope would that be?
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    How to extend a laser's burning range

    Yea, I've checked them but It's kind of expensive.. I just want to build a cheaper one..
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    How to extend a laser's burning range

    I'll try a monocular scope. thanks..
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    How to extend a laser's burning range

    Hi, I'm new here. I have a 500mw green laser. And I want to make a beam expander so that I could extend its burning range. What kind of lens should I buy?:thinking: thanks..
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