Astronomy holder for Canon Lens EF 400mm 1:5.6 L

Astronomy holder for Canon Lens EF 400mm 1:5.6 L

thingiverse

Adapting Canon Lens EF 400mm 1:5.6 L (Ultrasonic) for Astronomy with ZWO EAD EAF holder is compatible for [SCT](https://www.thingiverse.com/thing:3992198), [Newton](https://www.thingiverse.com/thing:3992200) or [Refractro](https://www.thingiverse.com/thing:5339628) telescope. Fine manual focus available too. OpenSCAD source code on [GitHub](https://github.com/romanhujer/Samyang-135-for-Astronomy) #BOM 1x Canon Lens EF 400mm 1:5.6 L (Ultrasonic 1x ZWO EAF 1x ZWO ASiair (Pro/Plus) 1x GT2 Timing pulley 20Teeth/Bore 5mm 1x GT2 156Teeth Timing Synchronous Belt 6mm 7x M4x20mm imbus Screew 4x M4x25mm imbus Screew 2x M4x20mm Hex Head Screws 13x M4 nuts 1x M8x160mm Hex Head Screew 1x M8 nuts 4x M3x25mm imbus Screew 2x M3x10mm imbus Screew 4x M3 nuts 3x M3 worm 3x M4 worm 2x Ball Bearing MR148 (8x14x3.5mm) 1x 1/4" - 20 UNC photo screw

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