TAPPI T 1217 sp-18:2018 Edition
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Phonic Linearity of Optical Properties Instruments
Published By | Publication Date | Number of Pages |
TAPPI | 2018 | 3 |
This standard practice describes a test for linearity required by the following TAPPI optical methods: T 425 Opacity T 452, 525, 534, 646 Brightness T 480, 653 Gloss T 442, 524, 527 Color T 560, 562 Whiteness This standard practice is normally used by instrument manufacturers as the procedure for correction of photometric linearity errors.