EXTECH EA31 Easyview Light Meter / Lux Meter
Specification
Display : 3-1/ 2 digit, 2000 count LCD
Over range indication : LCD displays â OLâ
Spectral response : CIE photopic ( CIE human eye response curve) , Cosine corrected
Spectral accuracy : CIE V 2 function ( fâ 1 6% )
Measurement Repeatability : ± 2%
Calibration : Calibrated to a standard incandescent lamp at color temperature 2856° K
Temperature coefficient : ± 0.1% per ° C
Sampling rate : 2.5 times per second
Photo detector : Silicon photo-diode and spectral response filter
Operating conditions Temperature : 32 to 104 ° F ( 0 to 40 ° C)