PR-655/670 User Manual
138
Color Accuracy (for Illuminant A)
±0.0015 in CIE 1931 x,y
Measurement Capabilities
Luminance, Illuminance, luminous intensity,
chromaticity, correlated color temperature, dominant
wavelength.
Measurement Time
3 ms to 6 secs.
Battery
Rechargeable Lithium-Ion.
(12 hours continuous operation)
Secure Digital (SD) Card
Supports cards up to 1GB
Weight
3.75 lbs (1.7 kg)
Operating Temperature
34° to 95° F (1° to 35° C)
PR-670
Parameter
Specification
Detector
256 detector array
Aperture
1
,1/2
, 1/4
, 1/8
Wavelength Range
380 to 780 nm
Optics
Pritchard viewing and measuring system.
Digital Resolution
16 bits
Spectral Resolution
1.56 nm / pixel
Spectral bandwidth
8 nm (5 nm optional)
Spectral Accuracy
± 1 nm
Luminance accuracy (Against NIST luminance standard)
± 2%
Luminance repeatability
± 1% at 3 cd/m
2
Color Accuracy (for Illuminant A)
±0.0015 in CIE 1931 x,y
Measurement Capabilities
Luminance, Illuminance, luminous intensity,
Содержание PHOTO RESEARCH SpectraScan PR-655
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