Measuring angle | 1/3° |
Optical system | SLR viewing system, f = 85 mm F2.8 |
Angle of view | 9° (with diopter adjustment) |
Relative spectral responsivity | Closely matches CIE 1931 color matching function | (x (Λ), y (Λ), z (Λ)) |
Minimum measuring area (diameter) | 4.5 mm (0.4 mm when close-up lens is used) |
Minimum measuring distance (From the measuring distance reference plane) | 1,012 mm (213 mm when close-up lens is used) |
Color notations | (Absolute value) Lv, x, y (Y, x, y), Lv, u’, v’, LV, Tcp, duv, XYZ, LV, Λd, Pe |
Measurement mode | (Luminance) Instananeous value, maximum/minimum value, luminance difference (Δ)/luminance ratio (%) (Chromaticity) Instananeous value, chromaticity difference (Δ) |
Measurement time | Auto: 0.7 to 4.3 seconds Manual: 0.7 to 7.1 seconds |
Luminance unit | cd/m2 or fL |
Luminance range | 0.1 to 9,999,000 cd/m2 |
Accuracy*1 | (Luminance) +/-2% +/- 1 digit (Chromaticity) +/-0.004 (50 cd/m2 or more) |
Repeatability*1 | (Luminance) 0.2% + 1 digit (Chromaticity) 0.001 (100 cd/m2 or more) (Chromaticity) 0.002 (50 cd/m2 or more) |
Calibration standard | Konica Minolta standard/user-specified standard switchable |
User calibration channels | 10 channels |
Data memory | 1,000 data |
External display (Number of significant digits) | (Luminance) 4 digits (Chromaticity) 4 digits |
Internal display (Number of significant digits) | (Luminance) 4 digits |
Interface | USB 2.0 |
Power | AA-size batteries (x2), USB bus power, or optional AC adapter |
Current consumption | When viewfinder display is lit: 70 mA average |
Operation temperature/humidity range | 0 to 40°C, relative humidity of 85% or less (at 35°C) |
Storage temperature/humidity range | 0 to 45°C, relative humidity of 85% or less (at 35°C) |
Size | 71x214x154 mm |
Weight | 850 g (without batteries) |
Standard accessories | Lens Cap Eyepiece ND Filter Eyepiece Cap AA-size batteries (x2) Hard Case CS-A12 Wrist Strap CS-A13 USB Cable T-A15 Data Management Software CS-S20 |
Optimal accessories | Close-Up Lens No. 153/135/122/110 CCD Camera Adapter CS-A14 Illuminance Adapter CS-A15 White Calibration Plate (for 45-0) CS-A20 AC Adapter AC-A305J/L/M |
Specifications are subject to change without notice. |
*1 Standard Illuminant A; Standard measurement distance; Measurement time setting: Auto |