| Model |
Spectrophotometer CR-5 |
| Illumination/viewing system |
Reflectance |
de:8° SCE (diffuse illumination: 8° viewing, specular component excluded)
Conforms to CIE No. 15, ISO 7724/1, ASTM E 1164, DIN 5033 Teil 7, and JIS Z 8722 (Condition c) |
| Transmittance |
di:180° (diffuse illumination:180° viewing) |
| Integrating sphere size |
Ø 152mm |
| Detector |
Dual 40-element silicon photodiode arrays |
| Spectral separation device |
Planar diffraction grating |
| Light source |
Pulsed xenon lamp (with UV cut filter) |
| Measurement time |
Approx. 1 s (to data display/output); Minimum measurement interval: Approx. 3 s |
| Measurement/ illumination area |
Reflectance |
Changeable by changing mask and settings.
LAV: Ø30 mm/Ø36 mm; MAV (optional): Ø8 mm/Ø11 mm; SAV (optional): Ø3 mm/Ø6 mm |
| Transmittance |
Ø20 mm |
| Repeatability |
Chromaticity value: Standard deviation within ΔE*ab 0.04
* When a white calibration plate is measured 30 times at 10-second intervals after white calibration |
| Inter-instrument agreement |
Within ΔE*ab 0.15 (Typical)
(Based on 12 BCRA Series II colour tiles compared to values measured with a master body at 23°C) |
| Transmittance chamber |
No sides (unlimited sample length); Depth (maximum sample thickness): 60 mm Sample holder (optional) for holding sheet samples or containers of liquid samples can be installed/removed |
| Display |
5.7-inch TFT colour LCD |
| Display languages |
English, Japanese, German, French, Italian, Spanish, Simplified Chinese |
| White calibration |
Automatic white calibration (reflectance)/100% calibration (transmittance) using internal white calibration plate
(Not available when using petri dish or transmittance cell) |
| Interfaces |
USB 1.1 (Connection to PC; USB memory stick); RS-232C standard (Connection to serial printer) |
| Observer |
2° Standard Observer or 10° Standard Observer |
| Illuminant |
C, D65 |
| Displayed data |
Colorimetric values, colour-difference values, colour-difference graph, pass/fail judgment, pseudo colour, colour assessment |
| Colour space |
L*a*b*, L*C*h, Hunter Lab, Yxy, XYZ, Munsell, and colour differences in these spaces (except for Munsell) |
| Index |
Reflectance |
WI (ASTM E 313-73, ASTM E 313-96); YI (ASTM E 313-73, ASTM E 313-96, ASTM D 1925) |
| Transmittance |
Gardner, Iodine, Hazen (APHA), European Pharmacopoeia, US Pharmacopeia |
| Color-difference equation |
ΔE*ab (CIE 1976), ΔE*94 (CIE 1994), ΔE00 (CIE 2000), ΔE (Hunter), CMC (l:c) |
| Pass/fail judgment |
Tolerances can be set to colorimetric values (except Munsell), colour-difference values |
| Storable data |
Sample data: 4,000 measurements; Target colour data: 1,000 measurements |
| USB memory stick storage |
Storage of measurement data and target colour data. Storage/reading of measurement condition settings
(Security-enabled USB memory sticks cannot be used.) |
| Power |
AC 100 to 240 V, 50/60 Hz (using exclusive AC adapter) |
| Size |
Slide cover closed: 385 (W) × 192 (H) × 261 (D) mm
Slide cover open: 475 (W) × 192 (H) × 261 (D) mm |
| Weight |
Approx. 5.8 kg |
Operating temperature/
humidity range |
13 to 33°C, relative humidity 80 % or less (at 35°C) with no condensation |
Storage temperature/
humidity range |
0 to 40°C, relative humidity 80 % or less (at 35°C) with no condensation |
