| Model |
Spectrophotometer CM-5 |
| Illumination/viewing system |
Reflectance |
di:8°, de:8° (diffuse illumination: 8° viewing) / SCI (specular component included) / SCE (specular component excluded) switchable
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 |
Ø152 mm |
| Detector |
Dual 40-element silicon photodiode arrays |
| Spectral separation device |
Planar diffraction grating |
| Wavelength range |
360 nm to 740 nm |
| Wavelength pitch |
10 mm |
| Half bandwidth |
Approx. 10 nm |
| Measurement range |
0 to 175 % (Reflectance or transmittance); Output/display resolution: 0.01% |
| Light source |
Pulsed xenon lamp |
| 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 |
Spectral reflectance: Standard deviation within 0.1% (400 nm to 740 nm) 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 |
A, C, D50, D65, F2, F6, F7, F8, F10, F11, F12, ID50, ID65 (simultaneous evaluation with two light sources possible) |
| Displayed data |
Spectral values, spectral graph, 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 |
MI; WI (ASTM E 313-73, ASTM E 313-96); YI (ASTM E 313-73, ASTM E 313-96, ASTM D 1925); ISO Brightness, B (ASTM E 313-73) |
| Transmittance |
Gardner, Iodine, Hazen (APHA), European Pharmacopoeia, US Pharmacopeia |
| User index |
User-defined index |
| 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, or reflectance index 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 |
