BLUE LASER POINTER AT 473nm Transverse mode Beam divergence, full angle (mrad) Beam diameter at the aperture (mm) Push button Surface color Power supply Expected lifetime (hours) GLP-473 is the first blue laser pointer in the world. It is novel, unique and amazing. PGL-III -473 portable laser (FDA approval) with key switch up to 50mW is available. Website: http://www.cnilaser.com E-mail: [email protected]
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