ČSN EN ISO 8254-2

Paper and board - Measurement of specular gloss - Part 2: 75 degree gloss with a parallel beam, DIN method

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Podrobné informácie

Označenie: ČSN EN ISO 8254-2

Dátum vydania: 01.01.2018

Stránok: 24

Krajina: Česká technická norma

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Anotácia

This part of ISO 8254 specifies a photometric test method for the assessment of visual gloss by means of a reflectometer value measured at an angle of 75°. It is applicable to plane paper and board surfaces of gloss levels below 65, measured according to this part of ISO 8254. It should be the preferred method for paper and board surfaces of gloss levels below 20, measured according to this part of ISO 8254. Materials containing optical brightening agents may be measured

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