QHY MiniCam8M Argon AR III Narrowband Filter - 040060 Baader Solar As many users have found

As many users have found

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It has a two-stage TEC that cools the sensor to -40C to -45C below ambient

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QHY MiniCam8M Argon AR III Narrowband Filter - 040060 Baader Solar As many users have foundThis ARIII filter is made expressly for the QHY MiniCam8M built in filter wheel, which accepts specialized 19*12*1. 1mm filters. The Ar III (Argon III) filter is a narrowband filter centered around 713 nm, designed to capture the specific emission line of triply ionized argon. This emission line is commonly observed in planetary nebulae, H II regions, emission line galaxies, and in the spectroscopy of ionized gases in laboratory plasmas. This filter