Ursa Minor (cave) Ursa Minor (cave) Ursa Minor Cave is part of Sequoia National Park, a naturally formed system of caves in California's Sierra Nevada. The cave was discovered in August 2006 by four cave explorers from the Cave Research Foundation who found a softball-sized hole on a cliff face in the mountains. After widening the hole to allow for human entry, the explorers discovered one of the most spectacular caves in the western United States. The cave has since been named "Ursa Minor," because of the large bear skeleton found in the cave. The cave was featured in the September 2007 issue
Blackmagic URSA The diopter is also user-adjustable. It screws onto the top of the URSA and URSA Mini or onto any mount compatible and connects via BNC-SDI connection and XLR, making it compatible with cameras that have these ports. The Blackmagic URSA Studio Viewfinder is a viewfinder display made by Blackmagic that is exclusively for the URSA Mini. It comprises a 7" 1080p LCD screen, a menu button and three function buttons that can display various exposure, focus and framing guides and four knobs that bring up the menu and control the brightness, contrast and peaking sensitivity. It mounts on top of