Ultrafast fiber laser from Calmar Laser provides 500 mW of output power at 780 nm | Laser Focus World
Laser 301 500MW Green Light High Power Laser Pointer Kit Black - Laserpointerpro
457 nm DPSS Laser System | 5 - 500 mW Output Power | Laserglow
Oxlasers Ox-Gx7 High Power 500MW Focusable Burning Green Laser Pointer Fat Beam Extream Bright and Powerful EMS Free Shipping - China Green Laser 500mw, Green Laser | Made-in-China.com