Optical flats or test plates are polished surfaces that are used as references against the flatness of unknown surfaces for comparison. They use the property of interference to measure the flatness of a test surface.
Advanced Optics Inc. manufactures precision and custom optical components including optical flats, front surface mirrors, flat optical quality mirrors and optical grade windows. Their experience allows them to provide the quality craftsmanship that has made them a leader in custom, precision and... (more)