532nm vs 520nm DPSS Laser vs Direct Diode

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=H1NG2QFgbRw

La difference entre une diode 515nm-520nm et un laser vert DPSS 532nm.Le 520nm est plus large à la sortie, la divergence est plus faible, ici 1,2mRad pour le...

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