ZWO Electronic Filter Wheel (EFW Mini) With Support Of 5 1.25" Filter
Filter to sensor distance when connected to the ASI1600 is around 10mm, you can use 1.25" filters without vignetting up to f/5 or 31mm filters up to f/2.
Includes M2 screws and washers required for fixing unmounted 31mm filters.
Important Note: 1.25" filters require threads shorter than 3mm and the height without threads must be less than 7mm
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