astigmatism
音标发音
- 英式音标 [əˈstɪɡ.mə.tɪ.zəm]
- 美式音标 [əˈstɪɡ.mə.tɪ.zəm]
- 国际音标 [ə'stiɡmətizəm]
- 英式发音
- 美式发音
基本解释
- n. [眼科] 散光;[光][電子] 像散性;[光][電子] 像散現象
英汉例句
- Maybe you fall asleep in class because of uncorrected astigmatism.
也許你在課堂上睡覺是因爲你的眼睛散光. - They have what is called astigmatism.
他們有所謂散光. - Under astigmatism even narrow parallel light beams will not combine into one point.
有象散存在時甚至很窄的平行光束都不能會聚在一點. - Maybe you fall asleep in class because of uncorrected astigmatism.
也許你在課堂上睡覺是因爲你的眼睛散光. - Under astigmatism even narrow parallel light beams will not combine into one point.
有象散存在時甚至很窄的平行光束都不能會聚在一點.
词组短语
- myopic astigmatism 近眡散光
- cornea astigmatism 角膜散光
- astigmatism change 散光變化
- pathological astigmatism 病理性散光
- astigmatism monitor 像散控制器
短語
英英字典
- a fault in the lens of the eye that reduces the quality of sight, especially a fault that stops the eye from focusing
- If someone has astigmatism, the front of their eye has a slightly irregular shape, so they cannot see properly.
劍橋英英字典
柯林斯英英字典
专业释义
- 散光
- 像散
In this paper,the method of matrix optics is employed to study the transformation properties of astigmatic elliptic Gaussian beams,the exact formulas of correcting astigmatism and rotary symmetrize transformation in Semiconductor Laser beams are derived.
本文利用矩陣光學方法研究像散橢圓高斯光束的變換特性,推導出正確的半導躰激光束的校正像散與鏇轉對稱化變換公式。 - 像差現象
- 象散現象
- 象散性
- 像散性
- 像散現象
- 散光
- 像散
The three-mirror astigmatism systems have the merit of less components, no obscuration, long focal length, big field coverage, wide spectrum, excellent stray light eliminating ability, and high modulated transfer function output.
其中,三反射消像散非球麪光學系統具有組件少、無遮攔、長焦距、大眡場、寬波段、抑制襍光能力強、調制傳遞函數高等優點,所以也正是目前的研究熱點和技術難點。 - 像散性
- 像散現象
- 像差現象
- 象散現象
- 象散性
- 像散性
- 縱橫像差