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The effective range of vision range verification device, being effective range of vision range verification manner and the effective range of vision range verification device which
The effective range of vision range verification device, being effective range of vision range verification manner and the effective range of vision range verification device which
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机译：有效范围的视力范围验证装置，是有效范围的视力范围验证方式和有效范围的视力范围验证装置，其中
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摘要
A verification device of an effective visual field range of a display takes into account a use environment. The device includes a composing unit composing a use environment related to a verifying object of a displaying device in a virtual three-dimensional space of a computer, taking into account the use environment thereof, a setting unit setting an effective visual field of a verifying object of the displaying device by the use environment composed by the composing unit, and a display displaying visually the effective visual field set by the setting unit as an effective visual field on the displaying screen.
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