Antlia

Antlia is a Chinese optical manufacturer specialising in producing niche astronomy filters. With a wide range of broadband and narrowband filters suitable for telescopes fast through to slow, Antlia is a name well-known among astrophotographers. Antlia produces specific filters catered to specialised telescope set-ups. 

One Shot Colour Filters	Planetary Filters	Filter Drawer and Adapters
Narrowband 2.8nm Filters	3nm Narrowband Filters	Edge 4.5nm Narrowband Filters