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QiWei WSB-3Y Whiteness instrument (desktop microcomputer fluorescent type) Specifications
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Brand：QiWei
Model：WSB-3Y
Name：Whiteness instrument (desktop microcomputer fluorescent type)
Specifications
| Measurement range | 0~199.9 |
| Whiteness formula | R457 blue light whiteness, fluorescent whiteness, background whiteness, fluorescent whitening amount, opacity |
| test condition | d/0 |
| Display mode | LCD liquid crystal display |
| Measurement aperture | Φ30mm |
| Resolution | 0.1 |
| Error of indication | ≤±1 |
| Zero drift | ≤±0.1 |
| Repeatability | ≤0.2 |
Packing list
Host x1, Product Manual x1, Certificate x1, Encasement box x1
After-sales instructions
Warranty days: 365 days
1. The warranty period of the whole machine is 1 year;
2. After-sales service is provided by the original factory;
3. Free maintenance during the warranty period (except for improper use), and long-term technical support outside the warranty period.
[Note] For after-sales services outside the Chinese mainland, if the instrument requires repair, the shipping and possible associated taxes shall be borne by the sender. Generation address of the manual: http://en.nbchao.com/p/3936/Specification.html , which is only used by users who purchase commodities from the NBCHAO.