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CM-508c

CM-508c

Spectrophotometers

Specifications

Illumination/viewing system 45/0
Wavelength range 400 to 700nm at 20nm pitch
Photometric range 0 to 175% reflectance
Light source Pulsed xenon arc lamp
Minimum interval between measurements 3 seconds
Battery performance Alkaline manganese: Up to 1000 measurements
Illumination/
measurement area
CM-508c - ø11mm illumination/ø8mm measurement
(Measurement aperture: ø11mm)
CM-503c - ø4mm illumination/ ø3mm measurement
(Measurement aperture: ø4mm)
Repeatability Spectral reflectance: Within 0.3%
Colorimetric values: Within ΔE*ab 0.07
(Measurement conditions: White calibration plate measured 30 times at 10s intervals alter white calibration was performed)
Measurement and calculation time 2.0 seconds to display of results (except Munsell and automatic selection of target value)
Measuring modes Single measurement/automatic averaging of multiple measurements
Interface RS-232C standard
Display data Spectral reflectance: Graph or numerical values
Colorimetric values: ΔL*Δa*Δb* or Hunter ΔLΔaΔb difference graph; Numerical absolute color and/or color difference values in the following notations: XYZ, Yxy, L*a*b*, L*C*h*, Hunter Lab, MI (metamerism index), CMC (l:c), WI (ASTM E313), WI (CIE), YI (ASTM E313, YI (ASTM D1925); ISO Brightness (ISO 2470), Munsell notation, ISO status A or Status T density
Data memory Built-in memory: Up to 200 sets of data
With 128KB memory card: Up to a total of 1350 sets of data
Measurement conditions Illuminant: CIE Standard Illuminants A, C, D50, D65
Fluorescent Illuminants F2, F6, F7, F8, F10, F11 (TL84), F12 (Ultralume 3000)
Simultaneous display of results for 2 selected illuminants
Observer: CIE 2º or
10º Standard Observer
Target color data Set by measurement or by numerical data input;
Automatic target color selection function
Tolerance data Independent upper and lower limits for color difference values
Power Source 4 AA-size batteries or AC adapter
Dimensions 115 x 257 x 163mm
(4-1/2 x 10/1/8 x 6-7/16 in.)
Weight 1.3kg (2.86lb.) including batteries

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