ZWO EFW 7-position Filter Wheel for 2" | Astronomics.com
There is no filter on this post! This inside of a Xagyl Filter wheel in action. The self centering wheel will always put the filter in front of the... | By Ontario
QHYCCD QHY 183M Monochrome Cooled Camera with CFW3S-SR-7 Filter Wheel for 31 mm or 1.25" Filters - QHY183M-CFW3S-SR-7 - Camera Concepts & Telescope Solutions