ZWO 1.25" Methane Band CH4 Filter (ZWO-CH4)

ZWO 1.25" Methane Band CH4 Filter (ZWO-CH4)The 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.

for this scope we recommend the Antares 13% (ND13)

Detailed colour is in accordance with the final product

This ensures that virtually all the light collected by the telescope will reach the eyepiece without the diagonal affecting optical performance

you can use virtually any DSLR or system camera for classic eyepiece projection through the established system of T-2 bayonet rings and attach the eyepiece instead of a lens at the correct projection distance in front of the camera

95lbs Field Stop 13

Other eyepieces such as 35 Panoptic

5 mm APPARENT FIELD OF VIEW 76° EYE RELIEF (MM) 23 mm AR-COATING Phantom Coating® Group PARFOCAL EYEPIECES No SPECIAL FEATURES Photo-luminescent engraving: lets you find the correct eyepiece at all times BARREL SIZE (IN) 1

The hub is powered by the external power supply if you connect one

Filter threads

Imagers will appreciate the broader bandpass and inclusion of an extremely efficient H-Alpha passband (656nm)

the sensitive imaging chip helps capture every bit of stunning detail that the RASA optical brings in

30 lbs (10