field of vision

range of vision, visual field, area visible through the lens of an optical instrument, area which one can see

(the) Field of View was a popular Japanese rock band formed in 1994 by vocalist Yūya Asaoka, guitarist Takashi Oda, keyboardist Jun Abe and drummer Takuto Kohashi, with Jun Abe leaving and Kenji Niitsu joining the following year. The group's tenure lasted until their break up in December 2002.One of their hit singles, Dan Dan Kokoro Hikareteku, was used as the opening theme for the popular anime series Dragon Ball GT.
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For the J-Pop band, see Field of ViewThe field of view (also field of vision) is the angular extent of the observable world that is seen at any given moment.Different animals have different fields of view, depending on the placement of the eyes. Humans have an almost 180-degree forward-facing field of view, while some birds have a complete 360-degree field of view. In addition the vertical range of the field of view may vary.
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Vision /vi·sion/ 1. the sense by which objects in the external environment are perceived by means of the light they give off or reflect. 2. [more]Field of vision - Community and Resources

Noun
1. all of the points of the physical environment that can be perceived by a stable eye at a given moment
(synonym) visual field, field of regard
(hypernym) visual percept, visual image

The total solid angle available to the gunner from his normal position. See also field of view. 1/5/73

Angle solide délimitant l'espace que voit le tireur à partir de sa position d'observation. Voir aussi angle de champ. 1/5/73