Sper Scientific products

UV Light Pen uses new solid-state LED technology to offer a portable source of UV light built into a slim attractive writing ballpoint ink pen. This new technology has a number of significant advantages over older products using UV fluorescent tubes and light bulbs.

Monitor light levels anywhere with fast, stable and accurate response. Results are easily read on the extra large digits (⅞` high, 22mm) that also indicates when the battery is low or the reading over range. The color and cosine corrected sensor meets C.I.E. photopic spectrum. Will read LED light. Also features an external zero adjustment, hold function and a tripod back. 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).

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 / footcandle 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).