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Digital Whiteness Meter
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  • Digital Whiteness Meter

Digital Whiteness Meter

LC-WSB

The WSB Series Whiteness Meters operate on the principle of photoelectric conversion. Utilizing analog-to-digital (A/D) conversion circuitry, they measure radiant luminance energy reflected from the surface of a sample. This signal is amplified, converted via A/D, processed, and finally displays the corresponding whiteness value. These instruments are primarily designed for measuring the whiteness of white and near-white objects or powder surfaces,accurately providing whiteness values consistent with visual perception. The whiteness formula used is: Blue Light Whiteness WB=R457. Complies with China National Standards including GB2913, GB5950, GB8940.1, GB12097, and GB13025.2.

  • Description
  • Accessories
    • Brand: LICHEN
    • Commodity name: Digital Whiteness Meter
    • 系列: LC-WSB

    Features

    Features an LCD screen and low-power configuration.

    Equipped with a specially designed high-efficiency LED light source, ensuring stable performance and a long service life.

    Incorporates a low-drift, high-precision integrated circuit and a long-lasting, high-efficiency light source, ensuring reliable long-term operation.

    Provides stable measurement data with excellent repeatability and minimal error.

    Only requires 30 seconds of warm-up time before normal operation.

    Utilizes a national standard calibration whiteboard to transfer standard values, ensuring accurate and reliable measurements.

    Compact and aesthetically pleasing, lightweight, supports both AC and DC power supply, and can be used handheld.

    The portable models come with low-voltage indication and automatic shutdown functions.

     

    Technical Parameters

    ModelLC-WSB-1LC-WSB-2
    Power Supply

    DC1.5V×5 AAA lkaline Batteries

    AC220V/50Hz

    AC220V/50Hz
    DisplayLCDLCD
    Whiteness Formula

    Blue Light Whiteness

    WB = R457

    Blue Light Whiteness

    WB = R457

    Measurement Range0-1990-199
    Measurement ApertureΦ15mmΦ30mm
    Zero Drift≤0.2/10min≤0.2/10min
    Indication Drift≤0.3/3min≤0.3/3min
    Repeatability Error0.2≤0.3
    Net Weight0.4kg2.1kg
    Dimensions70×220×75mm260×330×250mm