GCSLX-09-350m-2 provides 350mW power laser from a fiber with a 100um core N.A.0.22. The module operates at 635nm and is especially ideal for medical applications like photodynamic treatment. Customized version and systems designed for different fibers are available. Specifications: Wavelength: 635~640nm Spectral width (FWHM): 2nm Output power: 350mW from fiber end Wavelength temp. Coefficient: 0.26~0.3nm / degree Slope efficiency: 0.6W/A Threshold current: 500mA Operating current: 1A Operating voltage: 2.2V TEC current (Typ.): 0.8A (25 degree room temp, 350mW output) TEC voltage (Typ): 1.9V (25 degree room temp, 350mW output) TEC max Current: 2.0A TEC max Voltage: 3.8V Thermistor: 15Kohm (25 degree room temp, 350mW output) Fiber core dia.: 100um N.A.: 0.22 Fiber length: 70cm Connector: SMA905 / FC / ST Package: Hermetically sealed HHL