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Compact Motorized Laser Power Attenuator SKU: 990-0075-400M
990-0075 series laser power attenuator is a compact motorized device for laser power control of linearly polarized beam. Its operation principle consists of changing laser beam polarization by rotation of zero-order half-waveplate and then passing the beam through a fixed…
Variant specifications
| Specification | Value |
|---|---|
| Description | for operation at 390-410 nm, LIDT 3 J/cm², 10 ns, 50 Hz @ 400 nm |
Shared product specifications
These specifications apply across the Compact Motorized Laser Power Attenuator product family.
OPTICAL SPECIFICATIONS
| Clear input aperture | ø18 mm |
| Clear output aperture | ø18 mm |
| Power attenuation range | <0.1 % to >98 % |
| LIDT coating | >10 J / cm2, 10 ns @ 1064 nm |
| Close to open time | < 0.2 sec |
| Resolution | 175,542 µsteps in full rotation (0.002 deg, 7.2 arcsec, 0.035 mrad) |
| Accuracy / (repeatability after 10,000 positions without homing) | ±10 µsteps / (±0.02 deg, less than ±0.035 %) |
| Motor | 2 phase stepper motor, 200 steps with 256 µstepping |
MECHANICAL SPECIFICATIONS
| Attenuator | Attenuator with beam dump | Controller | |
|---|---|---|---|
| Length | 76 mm | 76 mm | 125 mm |
| Width | 36 mm | 52 mm | 53 mm |
| Height | 58 mm | 58 mm | 31 mm |
OPERATING CONDITIONS
| Operating temperature | 10 °C to 40 °C |
| Storage temperature | -15 °C to 50 °C |
Product brochures
Shared documentation for the complete product family.