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- graded focal length lens 梯度焦距透镜
- electrooptic variable focal length lens 电子光学变焦透镜
- Spot diameters of just a few thousands of an inch can readily be attained with convenient short focal length lenses. 用普通的短焦距透镜不难得到直径只有几十微米的光点。
- A New Manufacture Technique for Long Distance Focal Length Lens 一种新的长焦距透镜的制造方法
- A typical lens has a focal length(f)of 625 mm. 常见镜头的焦距(f)为625毫米。
- Determine the focal length of your lens. 决定你镜头的焦距。
- The focal length of a given lens is different for different colors. 一个特定的透镜的焦距因颜色的不同而不同。
- Distortion Correction of Imaging System With a Large-Field Short Focal Length Lens 大视场短焦距成像系统的快速校正
- Distortion measurement of CCD camera with a large-field, short focal length lens 大视场短焦距镜头CCD摄像系统的畸变校正
- This photogragh is shot by lens with a long focal length. 这张照片是用长镜头拍摄的。
- The nonlinear graded index fiber lens is analysed Analyticexpressions for computing the focal length and beam waist radius ofthis lens are derived from the stationary self-focusing theory and theABCD law of Gaussian optical beam propagation. 本文对非线性变折射率纤维透镜进行了分析,利用高斯光束在非线性变折射率纤维中传播的稳态自聚焦理论以及在线性介质中传播的ABCD定律,导出了计算这种透镜的焦距及束腰半径的解析表达式。
- The focal length of the camera lens plays an important role in photo criteria. 摄影机镜头的焦距在摄影规范中起着重要的作用。
- Focal length The distance between the centre of a lens and its principal focus. 镜头中心与其主焦点的距离。
- C: Can I control the focal length? 我能控制焦距吗?
- What is the best focal length for bird photography? 拍摄鸟儿最适合的焦距长度是多少?
- long focal length lens 长焦距透镜
- variable focal length lens 变焦距透镜
- short focal length lens 短焦距透镜
- The focal length of the conelensing lens should be such that the image of the source just fills the projecting lens. 聚光透镜的焦距应使光源的像正好照满放映透镜。
- The focal length is set to Flat stitch in the Properties window. 焦距在特性窗囗中被设定成平坦的一针。