The GSI Angle Filter transmits light at Normal Incidence while blocking high angle rays. The filter is both achromatic and azimuth independent depending only on the angle of incidence.
Applications include ambient rejection, privacy filtering, stray light management and elimination of high angle artifacts.
Technical Datasheet: Angle Filter Datasheet
Weight 0.1 kg Dimensions 50 × 50 × 10 cm Patents
Patents pending in United States, Europe and Asia.