ZWO 1.25" H-Alpha 7nm Narrowband Filter - Ha7nm125 30 mm Binoculars The body itself is small

The body itself is small and lightweight

at at least 2 points to maintain the system's rigidity

About the Baader Yellow 495nm Long-Pass Filter - Round Mounted

The telescope features a premium 3” dual-speed 10:1 rack-and-pinion focuser with 58mm of travel

ZWO 1.25" H-Alpha 7nm Narrowband Filter - Ha7nm125 30 mm Binoculars The body itself is smallThe ZWO H Alpha filter has a bandpass of 7nm and passes light at the 656nm wavelength, with a light transmission rate of up to 80%. This is the best choice for a narrowband H alpha astrophotography filter if you are doing high contrast imaging and want to reveal rich details of the nebula even in areas with strong light pollution. This rendition of the ZWO Ha 7nm Filter is housed in a 1. 25" threaded metal cell and can be used in 1. 25" filter wheels