ANTLIA PRO Ultra Narrowband 3nm H-alpha Filter - 2" svbony monochrome camera If you're looking for a

If you're looking for a reliable way to mount your telescope

Size :260 * 180 * 70mm

During the design of the Deep-Sky RGB filters

5 short focal ratio allows for a larger field of view and greater light collection

ANTLIA PRO Ultra Narrowband 3nm H-alpha Filter - 2" svbony monochrome camera If you're looking for aAntlia H Alpha (Ha) 3. 0nm PRO Ultra Narrowband Filter Mounted in 2" Filter Cell (50. 4mm) Now these Antlia filters got even better! 3nm bandwidth instead of 3. 5nm! Description of the new PRO 3nm filters is under construction! The Antlia H Alpha (Ha) 3. 0nm filter is suitable for imaging H Alpha emissions from nebulae, planetary nebulae and supernova remnants. The 3. 0nm bandwidth delivers a high transmission at a centre wavelength of 656. 3nm. The