Antlia PRO Ultra Narrowband 3nm H-alpha Filter - 1.25" for Imaging Astrophotography Mounting Hardware the ASI533MC Pro requires an

the ASI533MC Pro requires an external 11–15V power supply

H-Alpha 3nm

This transmitter product uses audio and microphone input with separate sockets

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Antlia PRO Ultra Narrowband 3nm H-alpha Filter - 1.25" for Imaging Astrophotography Mounting Hardware the ASI533MC Pro requires anAntlia 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