Baader M48 Extension Tube

Baader M48 Extension Tube Used to adjust the working distance of larger cameras and similar accessories with M48 thread Telescope side M48 internal thread, 3,5 mm depth Eypepiece-/camera side M48 external thread, 3 mm depth different optical path length available, high-quality Aluminum 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, M48 and M48 parts are delivered with the new 3 mm standard. M48, 30mm Extension : Also used as M48 / 2" nose piece with 26 mm insertion depth, safety kerfs and 4 mm optical height. M48, 40mm Extension : Also used as M48 / 2" nose piece with 36mm insertion depth, safety kerfs and 4 mm optical height. Technical Specifications Available length : 5mm 7.5mm 10mm 15mm 30mm 40mm Material: Aluminum Male side: M48x0.75mm Female side: M48x0.75mm 30mm and 40mm Extension : also features safety kerfs. In the Box M48 extension ring, at selected focal length: 5mm 7.5mm 10mm 15mm 30mm 40mm Warranty & Manual Baader 2-year Warranty