|
Specification
|
| Relative Spectral
Response |
Closely matches CIE
Standard Observer curves
Within 8% (f1') of the CIE spectral luminous efficiency V(λ) |
| Receptor |
Silicon photocell |
| Measuring Function |
Tristimulus values:
XYZ
Chromaticity: Ev xy, Ev u'v'
Correlated color temperature: Ev, Tcp, Δuv
Color difference: Δ(XYZ), Δ(Ev xy), Δ(Ev u'v'), ΔEvΔu'v' |
| Other Function |
User calibration
function, Data hold function,Multi-point measurement (2 to
30 points) |
| Measuring Range |
0.1 ~ 99,990 lx, 0.01
~ 9,999fcd (Chromaticity: 5lx, 0.5fcd or above) in four
automatically selected ranges (lx or fcd is switchable) |
| Accuracy |
Ev : ±2% ±1digit of
displayed value (based on Minolta Standard)
xy : ±0.002 (800 lx, standard illuminant A measured)
Tcp : ±20K (800 lx, standard illuminant A measured) |
| Repeatability |
xy : ±0.0005
(standard illuminant A measured) |
| Response Time |
0.5 sec (continuous
measurement) |
| Digital Output |
RS-232C |
| Display |
4 Significant-digit
LCD with backlight illumination |
| Power Source |
2 AA-size batteries
/ AC adapter (optional) |
| Battery Life |
72 hours or longer
(when alkaline batteries are used) in continuous measurement |
| Dimensions (W x H x
D) |
69 x 174 x 35mm |
| Weight |
215g without
battery |
| Standard
Accessories |
Case, Lens Cap,
Neck Strap, Battery |
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