central vision

Japanese: central vision(英語表記)centralvision
central vision

…When an object is twice as large or half as far away, the visual angle is 2 minutes and visual acuity is 0.5. Visual acuity is best in the central vision at the fovea of ​​the macula, and visual acuity drops rapidly as you move away from the center. Peripheral vision is an important part of the visual field, physiologically speaking.

*Some of the terminology that mentions "central vision" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…そこで,この2倍の大きさ,あるいは半分の距離で見分けられるとき,視角は2分となり視力は〈0.5〉となる。視力は黄斑部中心窩(か)における中心視力central visionが最もよく,中心からはずれると視力は急激に低下する。中心外(周辺)視力は,生理的には視野visual fieldに相当する重要な部分である。…

※「central vision」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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