fieldofvision[英][fi:ldɔvˈviʒən][美][fildʌvˈvɪʒən]n.视野,视界;视域;例句:
1.Oncethetrufocallensesareadjusted,theentirefieldofvisionisinfocus,unlikebifocalsandprogressivelenses,whichkeeponlyalimitedareainsharpfocus.一旦调节好trufocal镜片,整个视野就对准焦点了,这与只在有限区域进行锐聚焦的双光眼镜和渐进镜片有所不同。