Ye Tuo YT-WSB-1C Portable Whiteness Meter
Model: YT-WSB-1C
Product Overview:
The Ye Tuo YT-WSB-1C Portable Whiteness Meter is suitable for measuring the whiteness of non-colored flat objects and powders. It supports blue-light whiteness and fluorescent whitening degree measurement. The instrument features a handheld portable design, a lightweight body, an LCD display and button operation. The measurement range is 0–200, with a minimum indication of 0.1 and a measuring aperture of φ15 mm. Measurement data is displayed clearly, making the instrument suitable for on-site testing in production workshops, warehouses and other environments. It can be used in textile printing and dyeing, coatings, building materials, food and daily chemical industries.
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Ye Tuo YT-WSB-1C Portable Whiteness Meter
Model: YT-WSB-1C
Product Overview:
The Ye Tuo YT-WSB-1C Portable Whiteness Meter is suitable for measuring the whiteness of non-colored flat objects and powders. It supports blue-light whiteness and fluorescent whitening degree measurement. The instrument features a handheld portable design, a lightweight body, an LCD display and button operation. The measurement range is 0–200, with a minimum indication of 0.1 and a measuring aperture of φ15 mm. Measurement data is displayed clearly, making the instrument suitable for on-site testing in production workshops, warehouses and other environments.
Product Applications:
The instrument is suitable for whiteness and fluorescent whitening testing in textile printing and dyeing, coatings, building materials, food and daily chemical industries. Its portable design allows testing in production workshops, warehouses and other on-site environments.
Product Features:
1. Portable Handheld Design: The instrument features a lightweight handheld structure that is easy to hold and carry. It removes the limitations of fixed testing locations and allows users to perform sampling and testing directly on-site, making it suitable for workshops, warehouses and various field testing environments.
2. Blue-Light Whiteness Measurement: Supports blue-light whiteness measurement, with whiteness expressed as WB=R457. Selected models can additionally measure fluorescent whitening degree, meeting the testing requirements of different samples.
3. Button Operation and LCD Display: The series offers rotary knob and button operation models, equipped with an LCD display. Measurement data is displayed in real time, providing clear and intuitive readings for convenient operation.
4. Convenient Power Supply and Stable Measurement: Supports battery and plug-in power supply modes for different testing environments. The instrument features low zero drift and indication drift, along with good measurement repeatability.
Detailed Technical Specifications:
| Parameter | Specification |
| Product Model | YT-WSB-1C |
| Measurement Range | 0~200 |
| Whiteness Display | Blue-light whiteness WB=R457, fluorescent whitening degree F |
| Measurement Condition | 45/0 |
| Minimum Indication / Resolution | 0.1 |
| Measuring Aperture | φ15mm |
| Zero Drift | ≤±0.1/10min |
| Indication Drift | ≤±0.3/3min |
| Measurement Repeatability | ≤0.2 |
| Indication Error | ≤±2.5 (JJG512-2021) |
| Display Mode | LCD Display |
| Control Mode | Button |
| Weight | 0.38kg (Including Batteries) |
| Dimensions | 220*76*78mm |
| Power Supply | DC7.5V / 5 AA Batteries |








