{"title":"Antlia Solar Discover CaK and H-alpha Filters","description":"\u003cp\u003eAntlia Solar Discover is a system of filter assemblies for imaging the Sun in calcium and hydrogen light. It includes 5Å and 3nm CaK assemblies centered on the 393.3nm calcium K line, dualband Ha, CaK and CaH assemblies in Standard and Mini sizes, and the Dualband ERF energy rejection filter.\u003c\/p\u003e\u003cp\u003eAccessories adapt the system to your telescope: 2x, 3x and 5x Barlow lenses for the 5Å CaK filter, 50mm and 70mm extension tubes and an adjustable aperture diaphragm. Always assemble it as Antlia specifies for safe solar use.\u003c\/p\u003e","products":[],"url":"https:\/\/davidastro.com\/en-us\/collections\/antlia-solar-discover-cak-and-h-alpha-filters.oembed","provider":"David Astro","version":"1.0","type":"link"}