Focusable 405nm 100mw Violet Blue Line Beam Laser Diode LED Module 13x42mm | eBay
Source Class 1 Laser 850nm 1mW Dot Infrared Laser Module IR 3-5v for Positioning on m.alibaba.com
Laser Diodes: Ø3.8 mm, TO-46, Ø5.6 mm, Ø9 mm, and Ø9.5 mm TO Cans
Laser safety - Wikipedia
NIR Laser Diodes: Center Wavelengths from 705 nm to 2000 nm
FU650AD04-BD1240 650nm 0.4mW Class 1 laser, Japan standard,Red Dot Laser Diode Module, point laser, pointer laser, pointer lazer, point lazer, point laser light
FU650AD04-BD1240 650nm 0.4mW Class 1 laser, Japan standard,Red Dot Laser Diode Module, point laser, pointer laser, pointer lazer, point lazer, point laser light