Quick Change Filter Holder, 3.0 to 3.9 in., 2.9 in. Clear Aperture

The 71262 Quick Change Filter Holder provide the ability to quickly insert and remove filters in the middle of an optical train. A plunger on the bottom of the holder pops the filter up for easy removal. A light tight cover prevents leakage of ambient light into the enclosed optical path. It holds 3.0 to 3.9 inch (76 to 99 mm) circular or square filters and has a 2.9 inch clear aperture. 3 Inch Series flanges.