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BS IEC 63145-20-20:2019

BS IEC 63145-20-20:2019

$142.49

Eyewear display – Fundamental measurement methods. Image quality

Published By Publication Date Number of Pages
BSI 2019 30
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IEC 63145-20-20:2019 (E) specifies the standard measurement conditions and measurement methods for determining the image quality of eyewear displays. This document is applicable to non-see-through type (virtual reality â??VRâ?? goggle) and see-through type (augmented reality â??ARâ?? glasses) eyewear displays using virtual image optics. Contact-lens type displays and retina direct projection displays are out of the scope of this document.

PDF Catalog

PDF Pages PDF Title
2 undefined
4 CONTENTS
6 FOREWORD
8 1 Scope
2 Normative references
3 Terms, definitions, abbreviated terms and letter symbols
3.1 Terms and definitions
9 3.2 Abbreviated terms
3.3 Letter symbols (quantity symbols/unit symbols)
4 Standard measurement conditions
4.1 Standard environmental conditions
4.2 Power supply
Table 1 – Letter symbols (symbols for quantities, and units)
10 4.3 Warm-up time
4.4 Dark room conditions
5 Measurement systems
5.1 Standard coordinate system
11 5.2 Measurement equipment
5.2.1 Light measuring device (LMD)
Figures
Figure 1 – Spherical coordinate system
Figure 2 – Three-dimensional Cartesian coordinate system
12 Figure 3 – Example of LMD structure
13 5.2.2 Stage conditions
5.2.3 Setup conditions
14 Figure 4 – Examples of measurement setup
15 5.3 Test patterns
5.3.1 General
5.3.2 Checkerboard pattern
5.3.3 Solid colour patterns
5.3.4 Test patterns for Michelson contrast
Figure 5 – Example of 5 x 5 checkerboard pattern
16 5.4 Measurement points
Figure 6 – Example of Michelson contrast test pattern
Figure 7 – Measuring points for the centre- and multi-point measurement
17 6 Measurement methods for image quality
6.1 General
6.2 Preparation
6.3 Distortion
6.3.1 General
18 6.3.2 Procedure
19 6.3.3 Calculation
20 6.3.4 Report
6.4 Colour registration error
6.4.1 General
6.4.2 Procedure
21 6.4.3 Calculation
6.4.4 Report
6.5 Michelson contrast
6.5.1 General
6.5.2 Procedure
22 6.5.3 Calculation
6.5.4 Report
6.6 Focal distance (dioptre)
6.6.1 General
23 6.6.2 Procedure
24 6.6.3 Calculation
6.6.4 Report
6.7 FOV based on Michelson contrast
6.7.1 General
6.7.2 Procedure
25 6.7.3 Calculation
6.7.4 Report
6.8 Eye-box based on Michelson contrast
6.8.1 General
6.8.2 Procedure
26 6.8.3 Calculation
27 6.8.4 Report
28 Bibliography

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BS IEC 63145-20-20:2019
$142.49