A High Precision (Few Arc Seconds), Rugged, Affordable and Compact Angle Measuring Instrument. Ascentia Imaging, Makes High Precision Optical Measuring Instruments that Measure Angles, Compass Headings from the Polarization of the Sky, and a Body's Local Orientation and Motion Using Computational Imaging Techniques. We will be Demonstrating a Compact Angle, Range Sensor with a Wide Fov that Achieves Arc Seconds of Angular Resolution, Optics Equipment, Photonics ...