1.25" 20nm CH4 Methane Band Filter
This item is out of stock but you can place an order now and we’ll ship when it becomes available.
Methane filter with 20nm bandpass, at the Near Infrared wavelength of 889nm. This 1.25" filter screws into your eyepieces or camera of the same size.
Ideal for imaging Jupiter and Saturn.
Instead of bringing out features based on the color of the features, the Methane CH4 filter highlights aspects based on the altitude of the clouds. Bands or clouds will be brighter the higher in the atmosphere they are.