ZWO 1.25" H-Alpha 7nm Narrowband Filter - Ha7nm125 30 mm Binoculars Designed to meet the most

Designed to meet the most demanding equipment coverage needs including 24/7

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

3 g) Dimensions: 139

The body itself is small and lightweight

It is lightweight (3

ZWO 1.25" H-Alpha 7nm Narrowband Filter - Ha7nm125 30 mm Binoculars Designed to meet the mostThe 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