ZWO EAF Holder for Celestron Edge HD 9.25 " (8" , 11")

prusaprinters

ZWO EAF Holder for Celestron Edge HD 9.25 or other simillar Celestron SC telescope. Quick unlock for manual focusing. BOM 1x GT2 Timing pulley 20Teeth/Bore 5mm 1x GT2-142mm Timing Belt size 6mm 3x M4 worm 3x M3 x 15mm Inbus screw 2x M4 x 35mm Hex Head Screws 2x M4 Assortmen Add for Version 2 2x M3 x15mm Inbus screw 2x M3 x20mm 2x M3 nuts Add for Version 3 1x M4x 20xmm Hex Head Screws 1x M4 nuts 1x M4 Assortmen Optional for OnStep focuser 1x Nema17 Stepper motor 17HS15-1704S 1x GT2 Timing pulley 16Teeth/Bore 5mm 4x M3x10mm imbus screew 4x Self Tapping Screw 2x6 1x RJ45 - PCB on EasyEDA NOTE Use a M4 tap to create a thread for worm in pulley and M3 tap to create a thread. FreeCAD source on my github UPDATE 2019-12-08 Version 2 add belt tensioner 2019-12-11 Version 3 improved belt tension 2020-09-03 Version 4 next imporved and fix for Optec Lepus reductor 2020-11-28 Add holder for NEMA17 OnStep focuser 2021-01-01 Add beld tensioner for V4b Other remix Some improvements by by James Dedij Category: DIY