Gosky Webcam Adapter for Webcam SPC 900NC Etc / Telescope 1.25inch Connection - M12 Thread - Ideal for Taking Videos and Capture of Moon and Planets Compatible list Philips SPC900NC,SPC890NC, ToUcam Pro II 840k,Philips ToUcam Pro 740K, Creative Webcam Pro EX,Creative Webcam Pro NX, Webcam Adapter For Telescope 1.25" Thread: male 12mm Standard 1.25" telescope eyepiece port.Adapter with built-in filter thread . Ideal for Taking Videos and Capture of Moon and Planets whole metal construction and Anodizing Aluminium process outface