***** **********Best Quality Guranteed. *****The 1.25" UV/IR CUT filter infra-red filter CCD camera interference UV Filter is a better choice for the digital cameras; DSLR camera; CCD camera; modified WebCams; or telescope*****Very low reflection multi-coating; striate-free; and plane-parallel substrate; combine with any of the other Baader filters; to deliver the sharpest images possible*****Compatible list Philips SPC900NC; SPC890NC; ToUcam Pro II 840k; Philips ToUcam Pro 740K; Creative Webcam Pro EX; Creative Webcam Pro NX*****Standard 1.25" filter threads; the 1.25" UV/IR CUT filter; Webcam adapter with built-in filter thread for 1.25" eyepieces and other accessories*****Webcam Adapter for telescope 1.25" thread; male 12mm; standard 1.25" telescope eyepiece port; adapter with built-in filter thread