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About Sper Scientific 840020 Light Meter
Fast, stable and accurate response. Monitor visible light levels anywhere with fast, stable and accurate response. Results are easily read on the extra large LCD (1½" high, 38.1 mm) with bar graph, low battery and over range indications. 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. The lux / foot-candle light meter comes ready to use with a 9V battery, instructions, soft padded case with shoulder strap, and a detachable sensor (with 44" cord) with cover for easier replacement or repair. N.I.S.T. traceable certificate of calibration available. Meter Dimensions: 7¾" × 2¾" × 1¼" (197 × 70 × 32 mm) Weight: 10 oz (283 g) .
