Antlia ALP-T Dual Band 5nm Filter - 2" Mounted for Deep-Sky Imaging refractor telescope diagonal covering low

covering low

and the answer is very easy: You don't have to expose longer

-30dBm>1GHz

planetary cameras

Antlia ALP-T Dual Band 5nm Filter - 2" Mounted for Deep-Sky Imaging refractor telescope diagonal covering lowAntlia ALP T Dual Band 5nm Filter High Performance for Astrophotography The Antlia ALP T Dual Band 5nm Filter is a dual line pass filter designed for use with one shot colour (OSC) cameras, including DSLR and astronomical cameras. It can also be used as a narrowband filter with monochrome cameras, providing enhanced signal to noise ratio and reducing imaging time. Capture Ha and OIII Nebulae Simultaneously This filter isolates the red Hydrogen alpha