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TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. Learn More

25mm ID Cage Plate with Slots for 4 Rod Insertion


Stock #85-643
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Plate Inner Diameter (mm):
Dimensions (mm):
50 Dia.
Bolt Circle Diameter for 6mm Dia. Thru (mm):
Bolt Circle Diameter for M3 C'bore (mm):
Thickness (mm):
Black Anodized Aluminum

Regulatory Compliance

RoHS 2015:
Certificate of Conformance:
Reach 233:

Product Family Description

  • Easily Add Optics to an Existing Cage System Without the Need for Disassembly
  • Slides into Existing TECHSPEC® Cage System Using 38mm Bolt Circle
  • Click Here to See How to Use the 4-Rod Insertion Plate

The TECHSPEC® Cage System 4-Rod Insertion Plate is used to easily insert optical components into an existing TECHSPEC Cage System without disassembly. The insertion plate is designed to slide onto existing Cage System assemblies that use a 38mm bolt circle. To see how the TECHSPEC Cage System 4-Rod Insertion Plate can be used with the TECHSPEC Cage System, click here for a demonstration video.