WSB-L Whiteness Meter, 220V ±22V, 50Hz ± 1Hz, 30w, Shanghai INESA Physico-Optical Instrument CompanyLimited (CAT#: STEM-AIAE-3210-LGZ)

According to the wavelength of the blue light filter selected, it can meet the relevant requirements in GB5950, GB2931, GB8940.I and other standards.

Lighting reception method: 45 / 0
Blue light center wavelength: 457nm
Receiving method: silicon photovoltaic cell
Measuring range: 0%~120%
Zero correction: potentiometer manual
Standard value correction: potentiometer manual
Display mode: 3 and a half LED
Accuracy: Better than ±1.5% Class 2
Repeatability: better than 0.3
Stability: better than ±0.2%
Minimum reading: 0.1%
Power supply: 220V ±22V, 50Hz ± 1Hz, 30w
Instrument size: 280mm×120mm×350mm
Instrument net weight: 7kg

1. Use a slide-type sample holder.
2. LCD digital display.
3. Manual calibration.
4. Easy to operate, stable and reliable reading.

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