Specialist methane line filter (CH4) with a half-width FWHM of 20 nm. Intended for photographing gas planets, especially Jupiter and Saturn.
The filter works well with all infrared sensitive cameras, both monochrome and color. It allows you to visibly display the details of the shields while maintaining a significant amount of light passing through.
Filter size: 1.25 ".
/ Moon, GSO RC 10, ZWO ASI 462, CH4 filter /