Pulse energy, repetition rate, pulse width
PGL-VI-685685 nm red pulsed laser
685 nmThe PGL-VI-685 is a 685 nm continuous-wave direct diode laser. Electrical current creates optical gain in a semiconductor junction, and the diode generates the laser light directly. Optical feedback selects the oscillating modes, while drive current and junction temperature affect output power and wavelength. Continuous-wave operation provides a sustained beam for experiments that need steady illumination.
Specifications
PGL-VI-685
12 specification rows
| Wavelength | 685 nm |
|---|---|
| Output / average power | 1~30 mW |
| Beam / notes | Nanosecond Pulsed Red Laser |
| Operating mode | CW |
| Transverse mode | Near TEM00 |
| Beam divergence, full angle (mrad) | <1 |
| Expected lifetime (hours) | 10000 |
| Operating voltage(internal PCB) | 3VDC |
| Connection | Cable with flying leads |
| Operating temperature | 0°C to 40°C |
| Storage temperature | -20°C to 80°C |
| Humidity | < 90 %, non-condensing |
| Dimensions of internal PCB | mm2 / Φ12×50 |
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Model selection
Nearby series comparison
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| Selection parameter | PGL-VI-685 (current) | MDL-NS-685 | PGL-FP-685 |
|---|---|---|---|
| Wavelength | 685 nm | 685 nm | 685 nm |
| Optical power / pulse energy | 1~30 mW | 1~20 mW | 1~20 mW |
| Operating mode / pulse width | CW | CW | — |
| Beam quality | Near TEM00 | <1.2 | — |
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