22Classic22 Analog Light Meter for Battery-Free Ambient Light Readings, Incident 26 Reflected 3Cbr3E3Cbr3E\0D\0AAccurate ambient light readings in an inexpensive, compact, rugged package3Cbr3E3Cbr3E\0D\0AIncident or Reflected measurement capabilities3Cbr3E3Cbr3E\0D\0ASwivel head with lock needle indicator for easy 22set walking223Cbr3E3Cbr3E\0D\0ASingle or continuous reading ability.3Cbr3E3Cbr3E\0D\0AAmorphous photocell requires no batteries or external power source.3Cbr3E3Cbr3E\0D\0AIdeal prime or back-up meter for still photography and cinematography use3Cbr3E3Cbr3E\0D\0ADirect readings with optional Direct Reading Slides3Cbr3E3Cbr3E\0D\0AISO range 6 to 12,000 in 1/3 step increments3Cbr3E3Cbr3E\0D\0A60-seconds to 1/8000th, f/0.7 to f/128, 8-fps to 128-fps3Cbr3E3Cbr3E\0D\0AEV 4 to EV 17 in incident mode, EV 9 to EV 17 in reflected mode (ISO 100)3Cbr3E3Cbr3E\0D\0AMemory pointer for referencing a previous exposure reading3Cbr3E3Cbr3E\0D\0AIncludes case, neck strap, Lumidisc, Lumisphere, Lumigrid, and High Slide 3Cbr3E3Cbr3E\0D\0AType: Analog exposure meter for ambient light 3Cbr3E\0D\0ALight receiving method: Incident light and reflected light 3Cbr3E \0D\0AIncident light: Interchangeable Lumisphere and Lumidisc 3Cbr3E\0D\0AReflected light: Interchangeable Lumigrid 3Cbr3E\0D\0ALight receptor element: Amorphous silicon photocell 3Cbr3E3Cbr3E\0D\0AMeasuring Range (ISO 100)3Cbr3E\0D\0A-----------------------------------3Cbr3E\0D\0AAmbient light: Incident light: EV 4 to EV 173Cbr3E\0D\0AReflected light: EV 9 to EV 17 3Cbr3E\0D\0ARepeat Accuracy: +/- 0.3 EV or less 3Cbr3E\0D\0ACalibration Constant: Incident light metering: Lumisphere C = 340 3Cbr3E\0D\0AReflected light metering: K = 12.5 3Cbr3E3Cbr3E\0D\0ADisplay Range3Cbr3E\0D\0A-----------------------------------3Cbr3E\0D\0AFilm speed: ISO 6 to 12000 (in 1/3 steps)3Cbr3E \0D\0AShutter Speeds: Ambient light: 60 seconds to 1/8000 second (in 1, 1/2 or 1/3 stop)3Cbr3E\0D\0ACine speeds: 8, 16, 18, 24, 64, 128 frames per second 3Cbr3E \0D\0AAperture: f/0.7 to f/128 (in 1, 1/2 or 1/3 stop) 3Cbr3E\0D\0ALight Receptors EV 1 to EV 20 3Cbr3E3Cbr3E\0D\0AOther features 3Cbr3E\0D\0A-----------------------------------3Cbr3E\0D\0ASelf-powered: Selenium photocell eliminates need for batteries3Cbr3E \0D\0ADimensions: 4.422W x 2.322H x 1.322D (112mmW x 58mmH x 34mmD) 3Cbr3E\0D\0AWeight: 6.8oz (190gm) \0D\0A\0D\0A