Digital Light Meter utilizes silicon photodiode sensor.
Press Release Summary:

Equipped with 3 ½ digit LCD, Model LUX-01 measures intensity of fluorescent, metal halide, high pressure sodium, and incandescent light sources. Unit can record measurements up to 200,000 lux and 20,000 ft-candles. Silicon photodiode sensor allows use in high temperatures and has strong angular correction for accurate readings. Supplied with protective sensor cap to ensure meter is always zero calibrated, Model LUX-01 is suited for HVAC, medical facilities, photography, and cinematography.
Original Press Release:
NEW! Model LUX-01 Light Data Logging Meter
Dwyer Instruments, Inc., the preferred source for your complete range of practical and affordable instrumentation, is announcing the release of its NEW MODEL LUX-01 DIGITAL LIGHT METER.
The Model LUX-01 Digital Light Meter is able to measure the intensity of fluorescent, metal halide, high-pressure sodium, and incandescent light sources. This meter shows readings on a 3-1/2 digit LCD and can record measurement up to 200,000 lux and up to 20,000 foot-candles. The silicon photodiode sensor allows for use in high temperatures and has a strong angular correction for a highly accurate reading. Model LUX-01 also includes a protective cap for the sensor, ensuring that the meter is always zero calibrated. Applications include HVAC, medical facilities, photography, and cinematography.
Complete details are available on our website @ http://www.dwyer-inst.com/Product/TestEquipment/LightMeters/ModelLUX-01
Dwyer Instruments, Inc.
P.O. Box 373
Michigan City, IN 46361
Phone: (800) 872-9141 or (219) 879-8000
Fax: (219) 872-9057
Internet address: http://www.dwyer-inst.com/
E-mail: lit@dwyermail.com