Shooting with Canon's EOS Ra Camera - The Amazing Sky (
amazingsky.net)
I had the chance to test out an early sample of Canon's new EOS Ra camera designed for deep-sky photography. Once every 7 years astrophotographers have reason to celebrate when Canon introduces one of their "a" cameras, astronomical variants optimized for deep-sky objects, notably red nebulas. In 2005 Canon introduced the ground-breaking 8-megapixel 20Da, the...