Fiber Detachable 808nm 2W Medical Diode Laser Module K808D14CA-2.00W Features: # Output power 2W, 4W, 8W # Standard fiber coupling for 200m core diameter # 0.22N.A. # Wavelength 808nm # 650nm aiming beam # Customer option: Fiber detector Constant power control circuit Applications: # Medical use # Material processing ---- Specifications(25) | Symbol | Unit | K808D14CA- 2.00W | K808D14CA- 4.00W | K8008D14CA- 8.00W | Optical Data | CW-Output Power | P0 | W | 2 | 4 | 8 | Center Wavelength | c | nm | 808 | Tolerance of | - | nm | 3, 10 | Spectral Width (FWHM) | | nm | <3 | Temperature Drift of | - | nm/ | ~0.3 | Connector Data | Fiber Core Diameter | Wc | m | 200 | Fiber Numerical Aperture | N.A. | - | 0.22 | Fiber Connector | - | - | SMA-905 | Electrical Data | Operating Current | Iop | A | 2.5 | 5.0 | 10.0 | Threshold Current | Ith | A | 0.4 | 0.8 | 1.5 | Conversion Efficiency | | % | 35~45 | Slope Efficiency | D | W/A | 0.8~1.0 | Operating Voltage | Vop | V | 1.8 | 2.1 | 2.2 | Reverse Voltage | Vre | V | 2 | PD Data | Current | Imo | mA | 0.10~2.00 | TEC Data | Max. Current | It | A | 4.0 | 4.0 | 6.0 | Max. Voltage | Vt | V | 9.8 | Thermistor Data(1) | Thermistor | Rt | (K )/(25) | 105%3477 | Aiming Beam Data | Output Power | Pa | mW | >2 | Wavelength | a | nm | 65010 | Voltage | Va | V | 2.2(2) | Current | Ia | mA | <30 | Others | Operating Temperature | Top | | 10~30 | Storage Temperature | Tst | | -20~+80 | Expected Lifetime | MTTF | h | >10, 000 | Dimensions (fiber and connector not included) | - | mm | 44.531.818.0 | Lead Soldering Temperature | Tis | | 260(10 sec.) | ---- (1) RT=R0exp ( (1/T1/T0)), (T0=25=298K). (2) Optional 5V DC input.