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    Brand new Sanwu Pocket 520nm has strange 'ring' leaking around beam.

    This is my first Sanwu laser (or any high quality, non-ebay laser for that matter) so it would be nice if somebody with more experience with their lasers, especially the Pocket series, could tell me if this is normal operation or not. My gut instinct is telling me this isn't normal and that I've...




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