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Measuring Instruments

| Illumination / Viewing geometry | 8°:di (8° illumination angle / diffuse viewing, specular component included SCI) |
|---|---|
| Receptors | 6 silicon photocells (3 for measurement, 3 to control illumination) filtered to detect primary stimulus values for red, green and blue |
| Light source | Special halogen lamp for D65 |
| Measuring area | Ø 8 mm |
| Display | LCD display, 2-rows with 16-characters each |
| Display modes | 9 digit of Colour-Code (alphanumerical) with colour difference indications by symbols: |
| no Sign = ∆E*ab max. 1.5 | |
| + = ∆E*ab 1.5 - 3.0 | |
| ++ = ∆E*ab min. 3.0 | |
| Measuring range | L*: 10 - 100 |
| Obserser condition | CIE: 10° Standard Observer |
| Illuminant condition | CIE: Standard Illuminant D65 |
| Target colour memory | 5000 colour data sets |
| Repeatability | ∆E*ab standard deviation 0.1 |
| Measurement conditions: Average of measurements on standard white plate | |
| Min. meas. interval | Approx. 1 sec |
| Power source | 4 AA-size batteries or optional AC Adapter Adapter AC-A308 |
| Battery life | Alkaline-manganese batteries: Approx. 2000 measurements at 10 sec. interval |
| Ni-Cd batteries: Approx. 600 measurements at 10 sec. interval | |
| Operating range | Temperature: 0 - 40°C |
| Humidity: 85% or less (at 35°C) without condensation | |
| Weight / Dimensions (W x H x D) | 360 g without batteries; 59 x 158 x 85 mm |
| Standard accessories | Soft Case CR-A68; Protective Cap incl. white plate CR-A72; Wrist Strap CR-A73; 4 AA-size batteries |
| Optional accessories | Data Management Software; Printer Cable CR-A75, Thermo-Printer DPU-H245HS, Data Cable CR-A77; AC Adapter AC-A308 |
Specifications are subject to change without prior notice.