ZWO 2" TO 1.25" FILTER ADAPTER RING

This handy ZWO filter adapter allows you to use 1.25" filters in place of a 2" filter slot. Directly compatible with ZWO M42 & M54 filter drawers and EFW 5 x 2" & 7 x 2" filter wheels. Note: using a 1.25" filter in this configuration may result in vignetting with sensors larger than 1". No need for buying another set of filter drawers, the 2”-1.25”filter adapter ring will help you directly fit the 1.25”filter onto 2” filter drawer or filter wheel. Supported list: ZWO 5×2”EFW ZWO 7×2” EFW ZWO filter drawer series, including M42 filter drawer and M54 filter drawer The effect when connecting 2”filter drawer: The effect when connecting 2”EFW: We recommend you use ASI533, ASI183, ASI294 and ASI1600 with this filter adapter ring since cameras with bigger sensors may lead to vignetting when matching the 1.25” filters. Connecting drawing: Mechanical drawing: