Lumicon 1.25 Inch Night Sky Hydrogen-α Filter Adjustible Bahtinov LX90-ACF 10″

LX90-ACF 10″

25 Inch Night Sky Hydrogen-α Filter is long-pass with a 50% transition from blocking to passing at about 640nm

Fits pre-2008 Celestron 11" SCT OTAs without Fastar/Hyperstar capability

Mounting holes

Lumicon 1.25 Inch Night Sky Hydrogen-α Filter Adjustible Bahtinov LX90-ACF 10″Lumicon 1. 25 Inch Night Sky Hydrogen FilterNOT safe for Solar Viewing! Do NOT view or image the sun with this filter! Lumicon 1. 25 Inch Night Sky Hydrogen Filter is ideal for black & white deep sky photography. The filter is an extreme anti light pollution filter, and allows for contrast enhancement of emission nebulae and other astronomical objects bright in the infrared. Lumicon 1. 25 Inch Night Sky Hydrogen Filter is long pass with a 50%