Measures light from fluorescent, metal halide, high‐pressure sodium, and incandescent sources up to 40k Foot candles (400k Lux) | Precision silicon photo diode and spectral response filter | Relative mode indicates change in light levels; Cosine and color corrected measurements | Large backlit LCD display with 40-segment bar graph | Peak mode (10 mS) captures highest reading; Automatically stores up to 16,000 readings or manually store/recall up to 99 readings

Measures light from fluorescent, metal halide, high‐pressure sodium, and incandescent sources up to 40k Foot candles (400k Lux) | Cosine angular corrected | Zero adjustment | Min/Max/Average function recalls highest, lowest and average readings; Data Hold freezes the reading on the display | Low battery indicator; Auto power off with disable conserves battery life

Certificate of Calibration from the National Institute of Standards and Technology (NIST) to achieve the highest possible levels of measurement quality; Calibration can take 11-15 business days before shipment | Measures light from fluorescent, metal halide, high‐pressure sodium, and incandescent sources up to 40k Foot candles (400k Lux) | Cosine angular corrected; Zero adjustment | Min/Max/Average function recalls highest, lowest and average readings; Data Hold freezes the reading on the display | Low battery indicator; Auto power off with disable conserves battery life

Measures light intensity from white LED light sources up to 40k Foot candles (400k Lux) as well as from fluorescent, metal halide, high‐pressure sodium, and incandescent sources | Silicon photodiode sensor and filter | Min/Max/Avg function recalls highest, lowest and average reading | 9,999 count LCD display with Data Hold that freezes readings on the display | Auto power off with disable