Being made with a glass coated lens and glass window in front of laser beam aperture, this 445nm blue laser diode module is working well with high transmittance blue laser light emission and highly clear blue dot alignment in long lasting use. There is no effect by any harsh occasion of moisture or dust as well. On basis of real work distance and lighting occasion, after correct use of output power and easy adjustment of dot diameter, this blue dot laser alignment just makes sure of no mistake and no barrier use in all application fields.
https://www.berlinlasers.com/445nm-blue-laser-diode-module
https://www.berlinlasers.com/high-power-445nm-150mw-500mw-blue-laser-diode-module
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