ANSI/TAPPI T 1217 (R2012)

This standard practice describes a test for linearity required by the following TAPPI optical methods:T 425 OpacityT 452, 525, 534, 646 BrightnessT 480, 653 GlossT 442, 524, 527 ColorT 560, 562 WhitenessThis standard practice is normally used by instrument manufacturers as the procedure for correction of photometric linearity errors.

This product replaces:TAPPI T1217 - Phoic Linearity of Optical Properties Instruments