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.

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This objective produces only very little scattered light.

此物镜仅产生很小的散射光.

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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.

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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.

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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.

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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.

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The diameter of the objective of telescope.

'孔径'.''望远镜物镜的直径.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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