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635nm, 200mW Red TO-Can Laser Diode
660nm 5mW-100mW Red Cross Line Laser Module, Adjustable Focus 660nm Red Laser Modules | Berlinlasers
Amazon.co.jp: Quarton Micro Point Red Laser Module VLM-635-63-LPO-200 (Light Point <0.005 mm, Focus: 20 cm) (Wavelength: 635 nm, Class 1) : Office Products