ZWO Duo-Band Filter Orion making it easy to carry

making it easy to carry and use

Explore the constellations

An etalon is a type of interferometer

single stack price

it is particularly effective for photographing nebulae in emission (e

ZWO Duo-Band Filter Orion making it easy to carryZWO Duo Band Filter is a dual narrowband filter primarily aimed at complementing our range of colour ASI cameras. The Duo Band filter is aimed at the astronomer who may already own a One Shot Colour (OSC) camera and wants to image using narrowband techniques or emission objects without purchasing a mono camera, filter wheel and narrowband filter set. The Duo Band filter offers an economical entry into the world of narrowband imaging and can also offer