BSI PD IEC TS 63350:2022

$142.49

Household electric appliances. Specification of the properties of a digital system for measuring the performance

Published By	Publication Date	Number of Pages
BSI	2022	32

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Categories: 97.040.20 - Cooking ranges, working tables, ovens and similar appliances, BSI

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PDF Catalog

PDF Pages	PDF Title
2	undefined
4	CONTENTS
6	FOREWORD
8	INTRODUCTION
9	1 Scope 2 Normative references 3 Terms and definitions
10	4 Test setup 4.1 Illumination
11	4.2 Measurement environment 5 Determination of shade charts 5.1 Principals of shade creation
12	5.2 Brown shade charts
13	5.3 Green shade charts Tables Table 1 – Brown shade charts with class limits
14	Table 2 – Green shade charts
15	6 Measurements 6.1 Verification of evenness
16	6.2 Lightness recognition (L* values) 6.2.1 Description of the test samples 6.2.2 Procedure 6.2.3 Evaluation (requirements and tolerances) 6.3 Colour recognition (L, a, b* values) 6.3.1 Description of the test samples
17	6.3.2 Procedure 6.3.3 Evaluation (requirements and tolerances) 6.4 Verification of the measurement area 6.4.1 General 6.4.2 Description of the test samples 6.4.3 Procedure 6.4.4 Evaluation (requirements and tolerances) 6.5 Verification of the resolution
18	6.6 Verification of rectilinear projection 6.7 Verification of the 3-dimensional shapes Figures Figure 1 – Cone shape of colour sample
19	7 Data to be recorded (raw data) 7.1 Purpose 7.2 LAB 7.3 HLC 7.4 ∆E00 for the test sample 7.5 Dimensions (in mm) 7.6 Specified measurement areas Figure 2 – 13 sections of the colour sample
20	8 Consideration of tolerances 8.1 General 8.2 Calculation of differences in colour and its components
21	8.3 Distance information Table 3 – Maximum CIELAB hue angle distance inside different ∆E*ab ranges
22	Annex A (normative)Colour-measuring instrument Figure A.1 – Colour measuring instrument di:8°
23	Figure A.2 – Colour measuring instrument 45°:0°
24	Annex B (informative)Brown shade charts Table B.1 – CIELAB Values for the brown shade charts
26	Annex C (informative)Green shade charts Table C.1 – CIELAB Values for the green shade charts
28	Annex D (informative)Evaluation program for determining the deviation in colour rendering
29	Annex E (informative)Examples of shade chart positioning for lightness recognition Figure E.1 – Example with an assessment area of 100 mm × 100 mm – 1 position per row and column Figure E.2 – Example with an assessment area of 150 mm × 150 mm –2 positions per row and column Figure E.3 – Example with an assessment area of 470 mm × 370 mm –4 positions per row and column
30	Bibliography