BS EN ISO 12085 : 1998

Introduction
1 Scope
2 Normative references
3 Definitions
    3.1 General definitions
    3.2 Parameter definitions
4 Theoretically exact operator of the motif method
    4.1 General
    4.2 Conventional limits of motifs
    4.3 Depth discrimination
    4.4 Identification of roughness and waviness motifs
         through the combination of motifs
    4.5 Procedure for parameter calculation
5 Measuring conditions of parameters
    5.1 Convention concerning traversing the primary
         profile
    5.2 Recommended measurement conditions
    5.3 Profile quantization step
    5.4 Rule for acceptance
    5.5 Use of motifs method for analysis of multiprocess
         surfaces
    5.6 Indications on the drawings
Annex A (normative) - Calculation method for combination of
        motifs
Annex B (informative) - Relation between motif parameters and
        function of surfaces
Annex C (informative) - Relation to the GPS matrix model
Annex D (informative) - Bibliography

Specifies terms and parameters used for determining surface texture by the motif method. It also explains the corresponding ideal operator and measuring conditions.