Спецификации

Measuring Instruments

CECF-9

Illumination / Viewing geometry	8/d (8° illumination angle / diffuse viewing)
Receptors	6 silicon photocells (3 for measurement, 3 to control illumination) filtered to detect primary stimulus values for red, green and blue
Measuring area	Ø 8mm
Display modes	9 digit of Colour-Code (alphanumerical) with colour difference indications by symbols:
	no Symbol = Delta E*ab max. 1.5
	+ = Delta E*ab 1.5 - 3.0
	++ = Delta E*ab min. 3.0
Measuring range	L*: 10 - 100
Measuring conditions	Observer: CIE 10° Standard Observer
	Illuminant: CIE Standard Illuminant D65
Target colour memory	5000 colour data sets
Repeatability	Delta 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 AC-A12
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	360g without batteries; 59 x 158 x 85mm
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; Data Cable CR-A77; AC Adapter AC-A12