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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
making it ideal for visual observation and astrophotography
The Moon: crisp crater and rille detail at high magnification
autofocus and plate solving
combined with the convenience of zero amp glow and high quantum efficiency
which is sturdy and durable
Antlia PRO Ultra Narrowband 3nm H-alpha Filter - 31mm Unmounted 60 Degree Eyepiece making it ideal for visualAntlia PRO H Alpha (Ha) 3. 0nm Ultra Narrowband Filter 31mm Unmounted (glass only) 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 imaging
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