Chip CMOS diode-array
Wavelength Range (360 - 830) nm
Optical Bandwidth 10 nm, mathematical optical bandwidth correction according to CIE 214 can be automatically applied
Data Resolution 1 nm
Integration Time (5.2 - 30000) ms
Shutter Automatic aperture for dark signal measurements with the same integration time as that of light measurements. Aperture delay = 100ms.
Typ. Measurement Time 199,999 lx ≤ 5ms (white light)
100 lx ≤ 1s (white light)
Color measurement range spectral (1 - 199,999) lx
Scotopic Scotopic measurement range spectral (1 - 199,999) lx
Calibration uncertainty of scotopic illuminance +/-2.2%
Peak wavelength +/- 1nm
Dominant wavelength +/- 1nm
Δx, Δy reproducibility +/- 0.0001 (Standard illuminant type A)
+/- 0.0002 (LED)
Δx, Δy uncertainty +/- 0.002 (Standard illuminant type A)
+/- 0.005 (typ. LED)
CCT Measurement range 1700 ~ 17000 K
ΔCCT +/- 50K (standard illuminant type A)
+/- 4% (depending on the LED spectrum)
CRI (color rendering index) Ra and R1 to R15
Stray Light 6E-4 (Blue LED)
6E-4 (Green LED)
6E-4 (Red LED)
1E-3 (White LED)
(typical value, measured 100 nm to the left of the peak of the LEDs)
Calibration uncertainty Spectral irradiance
(360 - 399) nm +/- 7 %
(400 - 799) nm: +/- 4 %
(800 - 830) nm: +/- 6 %
Spectral irradiance responsivity (360 - 830) nm