Printables · added Apr 8, 2022 · updated Apr 12, 2022

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Added to LayerUp Jul 11, 2026

added by Scout

listing refreshed Jul 18, 2026

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ZWO EAF Holder for Newton or Refractor

for Newton (2018)

Roman Hujer + Follow

Free

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ZWO EAF Holder for Sky Watcher Newton 6" f/5 with Crayford 1:10 focuser

Easy install or remove to telescope, quick unlock for manual focusing

BOM

• 1x GT2 Timing pulley 20Teeth/Bore 5mm

• 1x GT2 158mm ~ 166mm Timing Belt size 6mm

• 1x Aluminum Shaft Coupler Bore Diameter: 4-5mm, DxL: 14x25mm

• 6x M4x6mm imbus screew

• 6x M4 nuts

• 2x M4x 20mm Hex Head Screws

• 2x M4 Assortmen

• 2x M3x8 inbus screw

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

FreeCAD source on my github

UPDATE

• 2020-09-04 Version 4 more improved

• 2020-11-27 Add support for GSO Newton 6" f/4

• 2020-11-28 Add holder for NEMA17 OnStep focuser

• 2020-11-29 Add support for Aquila Refaractor 90mm / 500mm and remove old stl version

• 2021-01-01 Add beld tensioner

Category: DIY

astronomy thingiverse astronomytelescope focuser telescopefocuser eaf zwo

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