Product description:
INS-11080 Blue Light Tester <br />Dimensions: 13 x 8 x 4 in / 33 x 20 x 10 cm <br />Weight: 2 lb / 0.90 kg<br /><br />This equipment shows how lenses block the blue light between 400nm to 420nm.<br /><br />Parameters:<br />UV light: 375nm<br />Laser light: 405nm<br />Blue LED: 470nm<br />Green LED: 520nm<br />Yellow LED: 590nm<br />Red LED: 620nm<br />