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- Projection lens system 投影光学系统
- Has two converging lens system; the objective and the eyepiece. 有两个会聚镜头系统;物镜和目镜。
- The usually circular area in which the image is rendered by the lens system of an optical instrument. 视区光学仪器的透镜系统所能看到的通常是圆周的区域
- Imagine that we have some sort of Lens system which forms an image of an extended object. 设想我们有某种透镜系统,它对一个扩展物体成象。
- A mirror, lens, or combination of lenses used to gather light and direct it upon an object or through a projection lens. 聚光器用于聚光并将光引向某物体或通过一凸透镜组的镜子、透镜或透镜组
- The prism splits white light into colors and then recombines the three images before sending them through the projection lens. 棱镜先将白光分成单色光,然后在将图像发送出去之前,通过投影透镜将三种图像合并起来。
- Compound lens or lens system designed to be free of astigmatism and able to form approximately point images. 没有散光并且能够形成近似的图像的。
- In order to control the image quality of the projection lens, a number of in-situ measurement methods of lens aberrations have been developed. 为了在光刻机工作过程中保证投影物镜的成像质量,人们开发了一系列投影物镜像差的现场测量技术。
- 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
- An achromatic lens system may consists of several cemented or separated groups of orown and flint glasses. 一个消色差的透镜系统可由若干个互相贴合的或互相分离的、由冕玻璃和火石玻璃组成的组元组成。
- The lens or lens system in a microscope or other optical instrument that first receives light rays from the object and forms the image. 物镜首先从物体上接收光线并形成影像的显微镜或其它光学仪器中的透镜或透镜系统。
- Even the simple trilobite has an eye (complete with its double lens system) that's considered an optical miracle by today's standards. 按照今天的标准,即使是简单的三叶虫,它的眼睛(完美的双镜头系统)也是一个光学奇迹。
- The PMW-EX1R features a hand-held design, does not have an interchangeable lens system, and will be available in December 2009 with an MSRP of $7,790. 在PMW-EX1R功能手持设计,目前还没有更换镜头系统,并将于2009年12月与零售价的七七九零美元。
- To evaluate the application value of scanning laser angiography with a wide-field contact lens system in the diagnosis of choroidal melanoma. 评价广角激光扫描血管造影技术在脉络膜黑色素瘤诊断中的应用价值。
- The condenser is equipped with an iris diaphragm, a shutter controlled by a lever which is used to regulate the amount of light entering the lens system. 聚光镜装配有瞳孔膜,那是一个有贡杆控制的快门,用来调节进入镜头系统的光量。
- 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 tectonic-fluid processes are decoupled by interaction of deformation partitioning, tectonic pumping, hydrofracturing and rupture-healing in tectonic lens system. 构造透镜体系统中构造-流体作用是通过变形分解、构造泵吸、液压致裂、裂开-愈合相互有序作用而解耦的。
- In the scope of zoom lens, most of researches focus on traditional zoom lens system, which changes the effect focus by moving the lens along optical axis. 中文摘要在变焦镜头的领域中,大都著重于传统式的变焦系统,其变焦方式是让透镜沿著光轴移动而改变整体的有效焦距。
- In the diagram, the outer portions ofthe projecting lens serve no useful purpose. 在图上,放映透镜较外侧部分未能加以利用。
- In the diagram, the outer portions of the projecting lens serve no useful purpose. 在图上,放映透镜较外侧部分未能加以利用。