OPM150 Retainer Ring

This retainer ring screws into the front end of our OPM150 free beam heads and P10 and P20 series of integrating spheres. It may also be fitted into any of our OPM150 filter mounts.

This ring is used to fix plano optics such as filters and diffusers as well as mechanics such as apertures directly into the front end of a detector head or into a filter mount.

The adapter is fitted by use of the adapter mounting tool (20.430.00018) montiert.

• Allows mounting plano optics and mechanics of up to 7mm thickness
• External (male) M23.2 x 0.75 thread
• 16mm free aperture