field of regard


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Noun1.field of regard - all of the points of the physical environment that can be perceived by a stable eye at a given momentfield of regard - all of the points of the physical environment that can be perceived by a stable eye at a given moment
visual percept, visual image - a percept that arises from the eyes; an image in the visual system
References in periodicals archive ?
In most applications, the sensor is mounted on a pan-and-tilt unit, which can be automatically controlled to scan a desired field of regard. The field can be a full 360 degree azimuth at various elevations.
The system also requires manual operation and its field of regard depends on the orientation of the tank's turret, according to the Army.