638nm 3.75W/520nm 3.75W/450nm 7.5W Synthetic 15W RGB 3IN1 Lab Laser System [Features] All diode RGB laser Compact size Long lifetime High... ... more info
638nm 300mW 700mW 1000mW Red Laser Module Dot High Power Laser Beam [Specification] Product Name: 638nm laser module Wavelength: 638nm Output Power:... ... more info
638nm 300mw Line Or Crosshair High power Red laser module SPECIFICATIONS : Name: 638nm 300mw Line Or Crosshair High power Red laser module Output... ... more info
638nm 300mW Multi-mode Laser Module Red Point Laser Locator Φ22*91mm [Features] 1. No need for preheating, power saving, low heat generation, can... ... more info
638nm 300mW Red Semiconductor Laser Lab Laser System [Specifications] Product Name: 638nm Red Semiconductor Laser Lead Time: 1~3 weeks Output... ... more info
638nm 30W Powerful Red Laser Semconductor Laser Customizable [Specifications] Product Name: 638nm Red Semiconductor Laser Lead Time: 1~3 weeks!... ... more info