ZWO Canon EOS adapter for ASI cameras

thingiverse

Suitable for cameras with back focus distances of 12.5MM or 17.5mm. Choose one that matches your model's specifications: - Select a 12.5mm backfocus for ASI cameras like ASI120, ASI224, ASI290, ASI178, and ASI385. - Opt for a 17.5mm backfocus for ASI cameras such as cooled cameras and ASI174, ASI294, ASI183, and ASI1600. Watch this video to learn more: https://www.youtube.com/watch?v=1e-SZdxo8Tw IR-cut filters should not exceed 7mm in height. This one works well: https://www.aliexpress.com/item/32789097563.html?spm=a2g0s.9042311.0.0.377d4c4dUibe3w For best results, use a Z resolution of at least 0.1mm on the threads. No supports are needed! A basic viewfinder can be printed separately for added convenience. The prototype was printed in white for testing purposes, but black filament or paint should be used to coat the internal parts for optimal performance.