Baader M48 extension tube 40 mm / 2" nosepiece with Safety Kerfs

Description Used to adjust the working distance of larger cameras and similar accessories with M48 thread Telescope side M48 internal thread, 3.5 mm depth Eyepiece-/camera side M48 external thread, 3 mm depth 40 mm optical path length Also used as M48 / 2" nose piece with 36mm insertion depth, safety kerfs and 5 mm optical height Modern cameras are usually characterised by extremely short optical heights, in order to be able to be mounted on various telescope constructions. The old T-2 standard with 5mm thread depth is a hindrance to this. To take care of this new development, all new Baader T-2 and M48 parts are delivered with the new 3 mm standard. Specifications MANUFACTURER Baader Planetarium SKU (#) 2958640 EAN CODE 4047825042866 OPTICAL LENGTH (MM) 40 (or 5) CLAMPING SYSTEM no clamp USAGE Adjusting the distances of accessories with M48 thread, M48 / 2" Nosepiece INNER DIAMETER / CLEAR APERTURE (MM) 45 mm OUTER DIAMETER 53 mm INNER CONNECTION (LENS SIDED) Barrel, Thread, M48, 2" (50,8mm) OUTER CONNECTION (EYEPIECE/-CAMERA-SIDED) Thread, M48 COMPATIBLE BRANDS Baader Planetarium TYPE OF ADAPTER Extension