Handheld Light Measuring Instrument is used in the motion picture and video industry. The Light Measuring Instrument is useful for professional cinematographer as well as still photographers. The Light Measuring Instrument offers a 1 degree parallax-free spot viewfinder with a digital display. The Light Measuring Instrument has built-in retractable incident lumishphere for standard or cosine corrected light readings, provides both hemispherical and narrow angle readings. Handheld Light Measuring Instrument can handle any situation, having light reading modes such as foot-candles, lux, foot-lambert and cd/m² and cine shutter speeds from 1 to 1000 FPS.