ray focusing meaning in English
射线聚焦
Examples
- Tangential ray focus
切向光线聚点 - Light rays focus behind the retina and closed objects look blurred . the main symptom is difficulty in seeing near objects
当观看近景甚至是远物时，影像便被投射到视网膜后，所以亦会令我们看到模糊不清的影像。 - Myopia is a common eye problem in which the eyeball is too long so that light rays focus in front of instead of on the retina figures 1 2
近视是一种常见的眼晴问题，患者因眼球过长，光线聚焦于视网膜前而非视网膜之上图一及图二，导致影象模糊。 - Myopia is a common eye problem in which the eyeball is too long so that light rays focus in front of instead of on the retina ( figures 1 & 2 )
近视是一种常见的眼晴问题，患者因眼球过长，光线聚焦于视网膜前而非视网膜之上(图一及图二) ，导致影象模糊。 - A short - sighted , the eyeball is longer than normal . light rays focus in front of the retina rather than on the retina . myopia often progresses throughout the teenage years , when the body is growing rapidly
近视的主要成因是眼球过长或角膜的弧度过弯，年轻人在发育期间，眼球会随之成长，所以近视的度数亦随之加深。