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Laser classification table - Laser Safety Facts
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Class IIIa Logotype (Danger) Label for 5mw HeNe Laser. 2 1/2" x 2" at Rockwell Laser Industries
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Amazon.com: Quarton Laser Module VLM-635-57 LPO-D5-F10 Red Line Laser Module With TTL Function Fan Angle 5° Uniform Line, Class I Laser, Less Than 0.39mW (Focus: 10cm) : Industrial & Scientific
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90 cm Focus 5 Deg 635 nm Class 1M Red Line Laser Module VLM-635-57 LPO
DPSS-5B, 12 mm, Standard Dot Laser, Wire Leads - 5 pcs
Should There be a Class 5 Laser? - Kentek Laser Safety U
