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Labmen instrument Technology Limited
9th floor, Block 3, District D, Liancheng Walking Street, 
Jianshe Road, Yuetang, Xiangtan, Hunan, China
Tel: 86-731-52638888
Fax: 86-731-52638889
Skype: lormanled
wechat: +86 13973220437
whatsapp:  +86 13973220437

Full-automatic whiteness instrument

This instrument is major in the whiteness testing of ceramic, building materials, paper making, talcum powder, kaolin clay and other materials.

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Main technical parameter:
1.Lighting/ observation condition: o/d
2.Standard lighting object:: D65 standard light source.
3.The inner light source of the instrument: 6V10W tungsten hologen lamp.
4.Standard observer: 10°viewing field.
5.Measuring Holes diameter: Φ18
6.Stability: zero drift 0.1, data drift 0.2
7.Data displaying accuracy: xy±0.0001
8.The measuring accuracy: (whiteness) W1, repeatability: (whiteness) W0.2.
9.Power supply: 220V±10%50Hz

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