GONIOMETER Russian patent published in 2004 - IPC

FIELD: measurement technology, determination of plane angles of polygonal prisms, refractive indices of optical materials and calibration of various angle converters. SUBSTANCE: goniometer includes rotary platform, drive ensuring its uniform rotation and angle-data transmitter linked to rotary platform. Device for processing and display of information comes in the form of pulse generator, counting unit comprising number of counters, calculator and display. Null detector is mounted on immobile base for optical coupling with tested article put on rotary platform. EFFECT: enhanced measurement accuracy, reduced cost of goniometer. 2 cl, 2 dwg