The object glass of a telescope must be accurately centred.
望远镜的物镜必须精确置于中心上.
This objective produces only very little scattered light.
此物镜仅产生很小的散射光.
Objectives which consist only of one lens can be used for visual and photographic observations.
由单透镜组成的物镜可作目视和照相观测用.
In both instruments, the image formed by an objective is viewed through an ocular.
在这两种仪器中, 物镜所成的象都是通过目镜来观看的.
Because wide - field lens are adopted in MEE, output images have serious distortion.
由于医用电子内窥镜广泛采用广角物镜, 图像存在严重的畸变.
The circularly polarized light is then focused down onto the disk.
圆偏振光经物镜聚焦后射到光盘上.
The diameter of the objective of telescope.
'孔径'.''望远镜物镜的直径.
Contact lenses and further services belong to the Offer portfolio of Visus Contactlinsen GmbH.
为您提供关于光盘和透镜、(电阻点焊时的)熔核、物镜的信息.
And what is more: The technique can be used with all objective magnifications is no restriction.
特别提示: 这种技术能适用于各种物镜放大率.
This dissertation at meeting the needs of designing long focal length space camera.
本文主要研究了长焦距三反射式望远物镜的设计.
A novel method for measuring - line depth of focus ( DOF ) of a lithographic projection system is proposed.
提出了一种检测光刻机投影物镜密集线焦深 ( DOF ) 的新技术.
The design for the lens Block molded plastic mould design, design issues from the actual production.
本设计为物镜座的注塑模设计, 设计课题来源于生产实际.
Generally, this necessitated a rather expensive and heavy lens cell as well as periodic maintenance.
通常, 要实现这些就得制造较重的物镜,花费很高,而且必须定期维护.
In the same way , we can design apochromatic photograph objective by different glasses.
同理,选取不同的玻璃组合, 也能设计出高质量的复消色摄影物镜.
The design methodology of miniature linear zoom objective lens of far - focus is presented.
介绍远焦小型变焦距物镜的设计原理及方法.