Antlia PRO Ultra Narrowband 3nm H-alpha Filter - 1.25" for Imaging rotating focuser telescope Baader Steeltrack

Baader Steeltrack

allowing you to achieve stunning results with minimal post-processing

Ideal for hands-free exploring

Note: Bluetooth version: 5

Antlia PRO Ultra Narrowband 3nm H-alpha Filter - 1.25" for Imaging rotating focuser telescope Baader SteeltrackAntlia H Alpha (Ha) 3. 0nm PRO Ultra Narrowband Filter Mounted in 1. 25" Filter Cell (31. 8mm) Just arrived! Now these Antlia filters got even better! 3nm bandwidth instead of 3. 5nm! 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 extreme narrowness in bandwidth enables Astro