Thorlabs PM121

| Attribute | Value |
|---|---|
| Wavelength Range | 400 nm - 1100 nm |
| Power Range | 100 nW - 200 mW |
| Detector Type | Silicon Photodiode |
| Sensor Head Connector | DB15 Connector |
| Display | 4-Digit LCD Display |
| Measurement Modes | Power (W) and Energy (J) |
| Interface | RS-232 Serial Interface |
| Power Supply | 9 V Battery or AC Adapter |
| Operating Temperature | 0 °C to 40 °C |
| Dimensions | 145 mm x 75 mm x 30 mm |
| Model | PM121 |
|---|
The Thorlabs PM121 Optical Power Meter is engineered for precise optical measurements across a wide spectral range. It supports both photodiode and thermal sensors, ensuring adaptability for diverse laboratory and manufacturing applications. The unit’s compact benchtop design and intuitive control panel make it user-friendly, while its robust build ensures long-term reliability.
Equipped with data connectivity, the PM121 allows efficient logging and analysis, enhancing productivity in both research and industrial testing setups. Its consistent and repeatable performance guarantees accurate results even in extended use scenarios.
Testwall can supply the used Thorlabs PM121, 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 PM121.




