Ursa Major is the name of a constellation comprising stars from the head and forelegs of Ursa Major; "pucwan" (ပုဇွန်) is a general term for a crustacean, such as prawn, shrimp, crab, lobster, etc. In Roman mythology, Jupiter (the king of the gods) lusts after a young woman named Callisto, a nymph of Diana. Juno, Jupiter's jealous wife, discovers that Callisto has a son named Arcas, and believes it is by Jupiter. Juno then transforms the beautiful Callisto into a bear so she no longer attracts Jupiter. Callisto, while in bear form, later encounters her son Arcas. Arcas almost shoots the bear,
Blackmagic URSA as the URSA Mini Pro. The camera features a 4K sensor, 2/3" style B4 lens mount, traditional external controls (like on the Mini Pro), built in optical ND filters, and dual CFast and dual SD card recorders. While the Broadcast ships with a B4 sensor, the camera is compatible with EF, PL and F mounts, sold separately by Blackmagic. The Blackmagic URSA Viewfinder is a viewfinder made by Blackmagic Design. It comprises a 1080p OLED screen and can be focused and adjusted to both the left and right eye and only turns on by a proximity sensor dubbed the "Eye-sensor".