您要查找的是不是:
- By assuming the weak lens focal length expression to be the first term in a power series, a simple and accurate formula can be derived for the objective focal length of a magnetic electron lens. 用假设弱透镜焦距表达式是一个幂级数中的第一项的方法,可以导出相当准确且便于实用的电磁电子透镜物镜焦距公式。
- Making experiment more contents in measuring of lens focal length 丰富测透镜焦距实验的内容
- Measuring the lens focal length with linear array CCD 用线阵CCD测量透镜焦距
- 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。
- Fringes thresholding method in the measurement of lens focal length using Moire deflectometer 莫尔偏折法测透镜焦距中的条纹二值化方法
- Improved Method of Calculating Thermal Lens Focal Length in "Top-Hat" End-Pumped Solid-State Lasers 计算“Top-hat”端面抽运晶体热透镜焦距的改进方法
- 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。
- This photogragh is shot by lens with a long focal length. 这张照片是用长镜头拍摄的。
- 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。
- object lens focal length 物镜焦距长度
- camera lens focal length 照相机镜头焦点长度
- lens focal length 透镜焦距
- 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?
- 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。
- The ratio of the focal length of a lens or lens system to the effective diameter of its aperture. F值物镜或物镜系统的焦距与入射光孔直径之比
- Of, having, or being a camera lens with a relatively short focal length that permits an angle of view wider than approximately70=. 广角的照像机镜头的,有或作为照像机镜头的,这种镜头带有可使视角宽于约70度的短焦距