Model | Chroma Meter 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) mmSlide 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 |