Thorlabs PM20CH

| Attribute | Value |
|---|---|
| Wavelength Range | 400 nm - 1100 nm |
| Power Range | 1 µW - 20 W |
| Detector Type | Thermal (Thermopile) |
| Sensor Head Active Area Diameter | 20 mm |
| Damage Threshold | 150 W/cm² (CW), 1 J/cm² (Pulsed) |
| Connector Type | 9-pin D-Sub (DB9) |
| Compatible Meter Interface | Thorlabs PM100 Series Power and Energy Meters |
| Spectral Flatness | ± 3% (450 nm - 1000 nm) |
| Operating Temperature | 10 °C - 40 °C |
| Storage Temperature | -40 °C - 70 °C |
| Model | PM20CH |
|---|
The Thorlabs PM20CH is a thermopile sensor with a 20 mm aperture and high damage threshold, designed for precise optical power measurement across a wide wavelength range. Its durable construction ensures accurate and reliable readings, supporting both low and high-power beams.
Compatible with Thorlabs power meter consoles, the PM20CH is ideal for research, industrial, and manufacturing environments, offering flexibility in handling lasers, LEDs, and other optical sources.
Testwall can supply the used Thorlabs PM20CH, fully tested. With expert support and global delivery, Testwall ensures high-performance instrumentation with unmatched reliability and service quality. Please contact us directly if you need calibration or repair of the Thorlabs PM20CH.




