Red Light Low Power To18/diameter 5.6mm 635nm 30mw Red Laser Diode Laser Locator Accessories Laser Semiconductor Red Lamp Parts - Instrument Parts & Accessories - AliExpress
635nm 1mw~20mW Red laser diode module Dot Focusable DC 3V Φ16mmx60mm
635nm Laser Diodes
Oclaro HL63193MG 5.6mm 635nm 638nm Red 700mw Laser Diode / High Power | eBay
Picosecond Pulsed Diode Lasers at 450 nm and 635 nm | PicoQuant
Spectrum of a single-frequency diode laser (λ = 635 nm). | Download Scientific Diagram
LD-635-31A Laser Diode
Diode Lasers 635nm 638nm 500mw Orange Red Laser Dot Module 12V+ TTL+ Fan Cooling for Long-time Working: Amazon.com: Industrial & Scientific