808nm 5w laser diode usd280 us$280/pcs fob of 808nm 5w 808nm 200mw-5w for choice. to, c-mount package for choice. high reliability for over 10000h life time beam divergence angle along vertical axis can be shrunk to 2-32 degree from original 28-35 degree while the beam divergence angle along horizontal axis is original 6-12 degree. we call the laser diode as the fast-axis collimated laser diode. the beam density of fast-axis collimated laser diode is larger than normal laser diode. also sell 635nm 5mw; 650nm 5-100mw, 785nm 5-100mw; 980nm 50mw-2w laser diodes. www.best-sources.cn