| Color difference formula |
Δ(L*a*b*)
Δ(L*C*h*)
|
ΔE*ab
ΔE*uv
ΔE*94
ΔE*cmc(1:1)
ΔEab(Hunter)
|
| Optical inspection structure |
8/d (8 ° illumination/diffuse light), including specular reflection (SCI)
|
8°/d
|
| Observational Illuminant |
CIE D65 Illuminant
|
A、C、D50、D65、F2(CWF)、F7、F11(TL84)、F12(U30)
|
| Repeatability of chromatic value |
Standard Deviation Delta E * ab *, within 0.08 (Measurement conditions: measure the white correction plate 30 times to find the average)
|
Delta E < 0.03 (the average deviation of the whiteboard is measured 30 times)
|
| Color difference formula |
Δ(L*a*b*),Δ(L*C* h)
|
ΔE*ab、ΔECMC、ΔEISO、ΔECIE94、ΔEFCMⅡ、ΔELuv、ΔEhunter、ΔEsRGB
|
| Colour fastness/force/coverage |
Dip colour fastness, discoloration fastness
|
|
| Calibration method |
Black and white calibrated
|
Built-in whiteboard automatic correction
|
| Data storage |
10 groups of standard samples, 100 groups of test groups under each group of standard samples
|
100 master standard data, 200 sample data under each master standard; 200 white and yellow data
|
| Interface |
USB2.0 printer
|
USB 2.0 (USB-B type) RS-232 (115200bps)
|
| display screen |
Large LCD screen
|
TFT true color display 2.8inch @(16:9) resolution: 400x240
|
| display content |
Chromatic value: L * a * b, L * C * h, Delta E * ab, XYZ, relative RGB value, colour fastness, discoloration fastness; color difference value: delta (L * a * b), delta (L * C * h)
|
Technical parameters Coordinate diagram, Color simulation
|
| Operating language |
Chinese, English
|
Simplified Chinese, Traditional Chinese, English
|
| Allowable relative humidity |
Below 80% (35 ° C)
|
Relative humidity less than 85%, no condensation
|
| Power supply method |
4 AA1.5V alkaline batteries or nickel-metal hydride batteries, special adapter DC5V
|
Lithium battery can be measured 5000 times after being fully charged
|
| Special features |
Ergonomic Design, Expert Cortex, Black and White Adjustment, Accurate Test Time Setting
|
Measurement port positioning function; Accept customization; Provide Color measurement solution
|