透镜焦距的英文

• focal length of lens
• lens focal length

• "透镜"英文翻译    lens; optical lens
• "焦距"英文翻译    focal distance; focal length
• "投影透镜焦距" 英文翻译 :    focal length of projector lens
• "目镜焦距" 英文翻译 :    eyepiece focal length
• "物镜焦距" 英文翻译 :    focal distance of objective; objective focal length
• "透镜焦点" 英文翻译 :    focal point of lens; lens focus
• "透镜焦度" 英文翻译 :    power of lens
• "透镜焦强" 英文翻译 :    power of lens
• "物镜焦距长度" 英文翻译 :    object lens focal length
• "变焦距透镜" 英文翻译 :    variable focal length lens; variable focus lens; zoom lenses
• "长焦距透镜" 英文翻译 :    long focal length lens; long focus lens; long-focal length lens; long-focal lens; long-focus lens
• "短焦距透镜" 英文翻译 :    short focal length lens; short focal lens; short focus lens; short focus objective; short-focus lenses
• "焦距透镜的" 英文翻译 :    focal length
• "软焦距透镜" 英文翻译 :    soft focus lens
• "三焦距透镜" 英文翻译 :    trifocal gla; trifocal le
• "双焦距透镜" 英文翻译 :    bifocal lens
• "长焦距磁透镜" 英文翻译 :    long-focus magnetic lens
• "长焦距透镜组" 英文翻译 :    long-focal-length optics
• "短焦距的透镜" 英文翻译 :    short focus lens
• "固定焦距透镜" 英文翻译 :    fix focus lens; universal focus lenses
• "焦距7时的透镜" 英文翻译 :    a 7-inch focal-length lens
• "可变焦距透镜" 英文翻译 :    lens of variable focal length; spectacle zoom lenses; varifocal lens; variabe focus lens; variable focus lens; variable-focus lens; zoomlens
• "梯度焦距透镜" 英文翻译 :    graded focal length lens
• "变焦距附加透镜" 英文翻译 :    transfocator
• "变形变焦距透镜" 英文翻译 :    anamorphic zoom lens

• On the determination of errors in thin lens ' focal distance
  对测定薄透镜焦距误差的探讨
• Focal length markings of lenses
  摄影透镜焦距标志
• How to find the position of the image in the experiment of measuring the foci of thin covex
  测薄透镜焦距实验中成象位置的确定方法
• Abstract : the rules of ganssian light beams extended by lens are disscussed firstey , and the relation between the optimum waist extended and focal distance of the lens are found out
  文摘:首次讨论了用透镜来扩展高斯光束的一般规律，找出了最佳扩展束腰与透镜焦距的关系
• When a larger waist w of the incident gaussian beam and a shorter focal length / of the lens are chosen , we can obtain an extremely - small dark spot size of the focused hollow beam , even approach the diffraction limit
  当选择较大的入射准直高斯光束的束腰w _ 0和较短的薄透镜焦距f时，可以在焦平面上产生一个很小的dss (或束半径r _ 0 ) ，甚至可以接近衍射极限。
• In order to measure the focal length of lens automatically , linear ccd is used as receiver on behalf of eyes on the basis of original experiment equipment measuring the focal length of lens . a kind of method determining the focal plane automatically is put forward and analysed theoretically in this text , based on the theory of point spread function
  本文基于点扩散函数理论，提出一自动检焦方法，对该方法进行理论分析，并通过实验验证了该方案的可行性;确定焦面后，在处理测量数据过程中，文中对常用的几种方法进行了比较和分析，最后采用质心法来实现对透镜焦距的测量。
• ( 2 ) the mechanism of laser triggered multi - stage multi - channel switch was studied . the results of experiments and calculations show that the delay and jitter decreased exponentially as the working voltage increased . the delay and jitter decreased as the gas pressure increased ( t _ ( d ) p ~ ( - 1 ) if e / p > 0 . 8 ( e / p ) _ ( lim )
  B ：触发延迟与聚焦透镜焦距“ z一pinch ， ，加速器闭合开关技术研究之间存在一定的依赖关系，以nz为工作介质时焦距增长触发延迟上升，欠压比越大触发延迟对焦距的依赖关系越弱;以nz / sf 。

• 透镜焦距的日语：レンズののしょうてんきょり レンズの焦点距離