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    Product Name IWAVE WF28 color difference Meter LinShang LS171 color difference Meter
    Product Price $710.00 $152.00
    Details Details
    Model comparison
    Measurement aperture Φ8mm Φ8mm
    Color difference formula ΔE*ab ΔE*ab ΔE*uv ΔE*94 ΔE*00 ΔE*cmc(2:1) ΔE*cmc(1:1)
    Sample type Plane
    Measurement Geometry D/8 D/8
    Software With software With software
    Accessories
    Parameter comparison
    Lighting method CIE recommended method: 8/d D/8, including specular reflection (SCI)
    Sensor photodiode array
    Measurement Range L:0~100
    Measurement light source D65
    Measurement time 0.5s About 1s
    Measurement caliber Φ8mm 8mm
    Repeatability Delta E < 0.07 (the average deviation of the whiteboard is measured 30 times) Standard Deviation Delta E * ab, within 0.03 (Measurement conditions: after preheating correction, the average value of 30 whiteboard measurements at intervals of 3s)
    Operating language Simplified Chinese
    Interface USB 2.0 (USB-B Type) RS-232 (115200bps)
    viewing angle CIE 10°
    Illuminant Blue excitation LED Light spectrum LED Illuminant
    Color difference formula ΔE*ab ΔE*ab、ΔE*uv、ΔE*94、ΔE*cmc(2:1)、ΔE*cmc(1:1)、ΔE*00
    data storage 100 master standard data, 100 sample data under each master standard
    Battery capacity Lithium battery can be measured 5000 times after being fully charged Rechargeable lithium battery 3.7V@700mAh, can be continuously measured 10,000 times at full power
    display mode CIELAB、CIELCH
    Operating environment 0 ° C -40 ° C (32 ° F -104 ° F); relative humidity below 85%, no condensation
    Storage environment -20 ° C -50 ° C (-4 ° F -122 ° F); relative humidity below 85%, no condensation -25~ 55 ℃, 0~ 85% RH (no condensation)
    Dimension 199*68*90mm 57X57X89.4mm
    weight 700g About 126g
    Light-containing method SCI SCE
    Inter-instrument Agreement ΔE<0.2
    Lamp life More than 1.60 million measurements in 5 years
    display screen TFT true color display 2.8inch @(16:9) resolution: 400x240 0.96 inch OLED
    packing Size 400*240*340mm
    Optional Accessories Liquid test kits, powder test kits, micro printers