Optical Filter Glass 641ALP, 25MM RING, 2.4 MM THICK

Optical Filter 214BP35, 25MM RING, 4.7MM THICK

Optical Filter 335AF14, 25MM RING MOUNTED 5.4 MM THICK

Optical Filter, Hard Oxide Coating, 600SP, 25mm Ring mounted. 3.4 mm thick

Optical Filter 794ALP, 25MM RING , 3.5MM THICK

Optical Filter 726SP, HOT MIRROR, 25MM RING, 3.5MM THICK

Optical Filter 475AF20, 25 MM RING, 3.9 MM THICK

Optical Filter BROADBAND HOT MIRROR, 24.9mm DIAMETER, 3MM THICK