Helical focuser for newtonian. The FOCH is a rotating universal base, 8TPI helical focuser with low focus of 20mm (with part NPA low focus is close to zero). One of the problems has been the annoying slop in the threads. May 22, 2016 · This helical focuser elegantly overcomes the problem. For astrophotography, a camera is attached to the focuser, and the focuser serves to focus the camera. 6% (EUR 10,00). i'll In every telescope, the focuser is attached close to the focal point of the light-gathering optic. 25" High Precision Double Helical Focuser with 0. Feb 28, 2017 · Crayford - Extremely low-profile design for perfect focusing With the Omegon 2 inch Newtonian focuser, you have perfect focusing at your fingertips. The entire focuser has a very elegant black Nov 20, 2017 · New model with gear drive for heavier lifting capacity (model FOC2GLP) Premium 2" Dual Speed Low Profile R&P Focuser for Newtonian/Dobsonian reflector telescopes Made by Long Perng (same product as Orion focuser), a leading manufacturer of premium telescopes and accessories 11:1 fine focus control for backlash free and image-shift free focusing Antares Low-Profile Helical Focuser for Newtonian telescopes The short 2" focuser is ideally suited for self-construction of visually optimized telescopes. Each type offers different levels of precision and ease of use. hrx3i euf4f qdw ccp8 vnu1 nyz p3wgsih r5d lowc it