Thorlabs PM100USB Power and Energy Meter PM100USB 0001234 and a set of fasteners

and a set of fasteners

Model: Assorted Heat-On Stacking Laboratory Heating Block Components

this Simco LACO Helium Leak Standard ensures accurate calibration and is essential for maintaining integrity in various vacuum applications

UK power adapter

The aperture and focus adjustments operate smoothly

Thorlabs PM100USB Power and Energy Meter PM100USB 0001234 and a set of fastenersThe Thorlabs PM100USB is a compact USB powered power and energy meter interface designed for use with compatible Thorlabs photodiode, thermal, and pyroelectric sensors. It connects directly to a computer via USB for measurement, data acquisition, and instrument control, making it suitable for laboratory and optical testing applications. Brand: THORLABS Model: PM100USB Model Number MPN: PM100USB Expiration Date: Includes: One (1) USB cable