830nm Laser Diode, Photop Model FIRSM-830-10

The FIRSM-830-10 is a mini size laser pointer with high reliability and stability. It operates in APC mode and has a wavelength range of 820nm to 840nm. With fiber parameters of 5.0/125μm SM fiber and a fiber numerical aperture of 0.13, it is suitable for laser displays, test and measurement sources, and survey equipment.

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Typical Specifications:

Optical Parameters:
- Wavelength range: 820nm to 840nm
- Output power: 8mW (minimum), 10mW (typical), 15mW (maximum) at 25°C
- Power stability: +/-0.5% (minimum), +/-1% (typical), +/-2.5% (maximum) over 2 hours at constant temperature
- Operating temperature: -10°C to +40°C (case)

Electrical Parameters:
- LD working current: 75mA (minimum), 100mA (typical)
- LD working voltage: 1V (typical)

Fiber Parameters:
- Fiber type: 5.0/125μm SM fiber
- Fiber numerical aperture: 0.13
- Fiber coupling efficiency: 40% (minimum), 45% (typical), 50% (maximum)

Mechanical Parameters:
- Laser head dimensions: length 28.35mm, diameter 8mm
- Operating humidity: 5% to 85% R.H.
- Storage temperature: -40°C to +85°C
- Shock: 150m/s2, 6ms, semisinusoidal, 4000 shocks, z-axis; 75m/s2, 6ms, semisinusoidal, 1000 shocks, x,y-axis
- Vibration: amplitude = ±0.75mm, 10 Hz to 57 Hz sinusoidal, 20 cycles per axis; acceleration 1g, 57 to 500 Hz sinusoidal, sweep rate 1 Oct/min
- Expected lifetime (MTTF): 10000hrs at room temperature