23
Ⅴ
Specifications
Model
PCE-CRM 40
Range
Illumination
:
0.1-150000lx
,
0.01-15000 fcd
Color Temperature
:
1500-25000K
Range
:
(5lx
,
>0.5fcd)automatically switch in four gears
Accuracy
Ev(linear)
:
±2% of reading
xy
:
±0.003
(
500lx
,
Standard light source A
)
Repeatability
Ev
:
±2%+1 decimal digits
(
2
σ
)
xy
:
±0.0005
(
500lx
,
Standard light source A
)
Correlative-spectral
sensitivity
Consistent with CIE standard observer curve
Test Channel
Optional multiple channels, adapt to different lighting sources and
applications; optional self-calibration channel.
Cosine correction
(
f2
)
Ev: <3%
Parameters
Three stimulus values
:
XYZ
Chroma value
:
Evxy
;
Evuv
;
Ev
;
Correlative color temperature
:
Tc
;
Chromatic aberration
:
∆(XYZ)
,
∆(Evxy)
,
∆(Evuv)
,
∆Ev∆Tc∆uv
Chromaticity coordinates
:
ICE1931(x,y),ICE1976(u,v)
;
Main wavelength
:入
d
Color purity
:
Pe
Luminous flux
:
Φ
RGB Value
Other Functions
Multiple channel
、
Multiple standard sample
、
Large capacity data
storage
(
more than 1000 times
);
User-calibration; Automatic
shutdown
;
Auto turn off backlight
Display Interface
One screen display
:
illumination Ev
,
CIE1931(x,y),CIE1976(u
,
v)
,
Color temperature Tc
,
Main wavelength
入
d
,
Chroma purity Pe
,
Luminous flux
Φ
Language
Simplified Chinese
,
English
Interface
Micro USB 2.0
Power
Micro USB data line
;
2200mAh large capacity lithium battery
Operating Temperature
and Humidity Range
-10-40°C
,
Correlative humidity <85%(35°C
时
)
,
No condensation
Storage temperature and
humidity range
-10-40°C
,
Correlative humidity <85%(35°C
时
)
,
No condensation
Summary of Contents for PCE-CRM 40
Page 6: ...4 device for measuring 2 2 Home Page...
Page 16: ...14 CIE1976 RGBValue...
Page 21: ...19...