MIL-STD-1477 Symbols for Army System Displays MetricThis standard prescribes the physical characteristics of ground and air track symbols, unit/installation symbols, control measures symbols, equipment symbols, and associated alphanumeric information for U.S. Army Combined Arms system displays which are generated by electronic, optic, or infrared technology and presents information in real time or near-real time.

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MIL-STD-1477C(MI)

• Above - No more than 2 fields with each field not exceeding 6 alphanumeric (AN)

characters or equivalent modifiers.

• Right - No more than 4 fields with each field not exceeding 21 AN characters; more than one type of information may be included in each field provided that the maximum number of AN is not exceeded.

• Below - No more than 2 fields with each field not exceeding 6 AN characters plus an arrow (if required) to show planned direction of movement.

• Left - No more than 4 fields with each field not exceeding 15 AN characters. The display and control design shall provide the operator with the capability of

selecting and deselecting all and/or specific fields as required in order to reduce

display clutter and present only timely and essential information. Only the alpha character for identification in field F shall be continuously displayed with the unit or installation symbol.

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