Thorlabs PM100USB Optical Power and Energy Meter Operation Manual

Operation manual for the Thorlabs PM100USB handheld optical power and energy meter, covering setup, sensor compatibility, measurement configurations, and…


Thorlabs PM100USB Optical Power and Energy Meter Operation Manual - cover page
Brand
THORLABS
Document type
User Manual
Language
English
Pages
62
File format
PDF
File size
1.1 MB
Published
12 October, 2026
Updated
12 October, 2026
MD5 checksum
9DDDFA8D62A9E4B48CA4041690A7C52E

About this manual

The Thorlabs PM100USB is a compact USB-controlled optical power and energy meter designed to measure laser light or other monochromatic sources. It serves as an ideal choice for automated setups in manufacturing, quality control, and R&D applications due to its compatibility with various C-Type sensors.

What's inside

  • General Information
  • Safety
  • Ordering Codes and Accessories
  • Getting Started
  • Operating the PM100USB
  • Measurement Considerations
  • Computer Interface
  • Maintenance and Repair

Specifications

Display Update Rate (max)Up to 500 Hz depending on PC and settings
Operating Temperature0°C - +40°C
Storage Temperature-40°C - +70°C
Interface TypeUSB2.0
Accuracy (Photodiode Sensors)+/- 0.2% f.s. (5 µA – 5 mA)
Bandwidth (analog)DC – 100 kHz, depending on sensor and settings

Frequently asked questions

What sensors are compatible with the PM100USB?

The meter is compatible with all Thorlabs "C-Type" Photodiode, Thermal, Pyroelectric sensors, and custom detectors.

Can the PM100USB be used in explosion-prone environments?

No, the unit must not be operated in explosion-endangered environments.

What is the maximum operating altitude?

The instrument can operate at altitudes below 3000 meters.

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