Light Meter Lux 840006 / 840020 / 840022

Light Meter Lux - 840006
Measure visible light levels anywhere with fast, stable and accurate response. Results are easily read on the extra large LCD display (⅞" high, 22 mm) that also indicates when the battery is low or the reading over range. The color and cosine corrected light sensor meets C.I.E. photopic spectrum. Will read LED light. Also features an external zero adjustment, hold function and a tripod back. The Sper Scientific Lux Light Meter comes ready to use with soft padded case and shoulder strap, instructions, detachable sensor with cover, and a 9V battery. N.I.S.T. traceable certificate of calibration available.

Meter Dimensions: 7¾" × 2¾" × 1¼" (197 × 70 × 32 mm)
Weight: 10 oz (283 g)

Light Meter 840021 - FC 
Same features as 840006, readings FC.

Light Meter 840020 - LUX / FC
Same features as 840006, readings Lux / FC. 
Results are easily read on the extra large LCD (1½" high, 38.1 mm) with bar graph, low battery and over range indications

Light Meter 840022 - LUX / FC
Same features as 840020 and the color and cosine corrected sensor meets C.I.E. photopic spectrum. Will read LED light. Also features RS232 computer output, min/max, auto power off, external zero adjustment, hold function and a tripod back. Offers peak function and a unique and very useful ability to compensate for the different colors of tungsten, florescent, mercury and sodium lights, with the push of a button. The result is readings true to actual lighting conditions.