Confirm the exact configuration
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.

Thorlabs
The Thorlabs 4P3-CUSTOM is a Ø100 mm integrating sphere featuring three modular faces in a customer-selected configuration. Released on November 20, 2019, this unit has a package weight of 8.47 lbs each, with its lifecycle status and availability determined by current manufacturer documentation and lead times. Submit the exact part number, quantity, and application requirements to receive a formal quotation.
For a faster response, include quantity, condition, and delivery destination.
Verified configuration
Engineering context
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Our sourcing response is prepared against Thorlabs 4P3-CUSTOM. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.