Description / Abstract:
This SAE Aerospace Recommended Practice (ARP) covers the general
requirements and test procedures for illuminating systems for
integrally lighted aircraft instruments in order to provide (a)
uniformity of illumination within each instrument, (b) legibility
of instrument presentation under daylight or integral light, and
(c) uniformity of illumination between instrument displays.
Purpose:
The purpose of this document is to recommend certain basic
considerations and criteria which the designer should observe when
designing a system of red integral lighting for aircraft
instruments.