BS ISO 20462-3:2012

This standard BS ISO 20462-3:2012 Photography. Psychophysical experimental methods for estimating image quality is classified in these ICS categories:

• 37.040.01 Photography in general

This part of ISO 20462 specifies:

1. the nature of a quality ruler;

2. hardcopy and softcopy implementations of quality rulers;

3. how quality rulers may be generated or obtained; and

4. the standard quality scale (SQS), a fixed numerical scale that may be measured using quality rulers.