BSI BS 623:1940

Withdrawn Revision
Specification for colours for signal glasses for railway purposes

Best Price Guarantee May 20, 1940 English 1 Pages

This Document Has Been Superseded

A newer publication replaces it: BSI BS 1376


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BSI BS 623:1940

Specification for colours for signal glasses for railway purposes

PUBLISH DATE 1940
BSI BS 623:1940

WITHDRAWN

Colorimetric and photometric requirements define the necessary standards for assessing colour quality.

Limits for colour quality are illustrated by a curve, which helps in visualizing acceptable ranges.

Methods of test are specified to ensure consistent and accurate evaluation of colour quality against these standards.

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