92
Chromaticity Accuracy
Chromaticity 1
⊿
x
､⊿
y
: Within ±0.005
(AUTO range, A light source)
Guaranteed Accuracy Range
Measurin
g Field
Guaranteed Accuracy
Range
3°
0.005
cd/m
2
or more
2°
0.01
cd/m
2
or more
1°
0.04
cd/m
2
or more
0.2°
1
cd/m
2
or more
0.1°
4
cd/m
2
or more
Chromaticity 2
⊿
x,
⊿
y
: Within ±0.008 (Color adjustment : ON)
For a combination of the standard source A and the next colored glass
O-55, Y-48, A-73B, IRA-05, T-44, R-61, B-46, V-44, G-54: Manufactured by Asahi Techno
Glass Corp.
Repeatability
Luminance
For a measuring field of 3 degrees (The table below shows each of the measuring fields,
specification and luminance ranges.)
0.005 to 0.025 cd/m
2
: 2
％
or less
0.025 cd/m
2
or more
: 0.8
％
or less
(2σ, SINGLE mode, AUTO range, standard source A)
Measuring Fields and Standard Values
Measuring
Field
Luminance Range and Specification
3°
Less than 0.005 to 0.025cd/m
2
0.025cd/m
2
or more
: 2
％
or less
: 0.8
％
or less
2°
Less than 0.01 to 0.05 cd/m
2
0.05 cd/m
2
or more
: 2
％
or less
: 0.8
％
or less
1°
Less than 0.04 to 0.2 cd/m
2
0.2 cd/m
2
or more
: 2
％
or less
: 0.8
％
or less
0.2°
Less than 1 to 5 cd/m
2
5 cd/m
2
or more
: 2
％
or less
: 0.8
％
or less
0.1°
Less than 4 to 20 cd/m
2
20 cd/m
2
or more
: 2
％
or less
: 0.8
％
or less
Chromaticity
xy within 0.003
(2σ, SINGLE mode, AUTO range, standard source A)
Guaranteed Accuracy Range
Measuring
Field
Guaranteed Accuracy
Range
3°
0.025
cd/m
2
or more
2°
0.05
cd/m
2
or more
1°
0.2
cd/m
2
or more
0.2°
5
cd/m
2
or more
0.1°
20
cd/m
2
or more
Temperature Characteristics
Within ±3% (23
℃
is regarded as standard in the range 0
℃
to 40
℃
.)
