So you want to capture high-resolution spherical video for VR systems? nakedEYE has you covered. It is a professional camera that takes POV-style VR shots of moving objects. The camera features large formats square sensors (2k x 2k), high dynamic range, and great low-light performance.
The camera records CinemaDNG RAW-files. It has fully synchronized high speed sensors and weighs only 380g. Indiecam has more information about this VR camera.