22.214.171.124.4.1 Integrally-lighted subpanels.
Integrally-lighted subpanels should be designed so that all panel markings are equally visible throughout the range of panel light level adjustment; and brightness variation among separate subpanels on the same lighting circuit should not exceed 1:7.
126.96.36.199.4.2 Large, single-pictorial, graphic panels.
Large, single-pictorial graphic panels used to display items such as system processing o-r communications networks should comply with criteria for visibility, legibility, color, and illumination as specified herein.
When incandescent lamps are used as the source for integral lighting of panel assemblies, lamps should be readily accessible without removing the panel(s). There should be a sufficient number of lamps provided so that failure of one lamp will not cause the display to be unreadable.
Replaced/Superseded by document(s)
|File||MIME type||Size (KB)||Language||Download|
|Military Handbook- Human Factors Engineering Design Army Materiel (notice of change- 1992).pdf||application/pdf||24.94 KB||English||DOWNLOAD!|
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