ZWO 1.25" Methane Band CH4 Filter (ZWO-CH4) Flat Field The ZWO ASI120 mini is

The ZWO ASI120 mini is an incredible planetary camera

5 Newtonian

and permanently programmable periodic error correction (PPEC)

The OTA uses an oversized secondary mirror providing greater illumination for DSLRs and CCDs using full-frame sensors

ZWO 1.25" Methane Band CH4 Filter (ZWO-CH4) Flat Field The ZWO ASI120 mini isThe ZWO Methane band (CH4) filter is a special filter for photographical use. Its FWHM is 20nm which is suitable for most IR sensitive colour or mono cameras. It can reveal the detail of the target and not too dark. It is recommended for planetary imaging such like Jupiter, Saturn and the other planets. This filter is a 1. 25(31. 7mm) filter and comes with an inner filter thread . It is protected in a plastic case.