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凹透镜

na.concave lens
网络concave mirror; Negative lens; diverging lens

凹透镜

凹透镜

英-汉网络释义

凹透镜

na.

1.concave lens

1

and a fourth lens formed of a biconcave lens having aspheric surfaces on both sides and an inflection point on an upper aspheric surface .

第四透镜，由双凹透镜形成，在两侧上具有非球面表面，在非球面表面上具有拐点。

2

Just AS a double convex lens enlarges , so a double concave lens reduces .

正象双凸透镜可以放大那样，双凹透镜也可以缩小。

3

A lens array used in straight down type is gived to improving the uniformity of backlight in the paper .

本文针对直下式背光模组均匀性问题提出了一种无缝平凹透镜阵列。

4

The common lenses are divided into the convex lenses and concave lenses .

常见的透镜有凸透镜和凹透镜两种。

5

Aotou Jing focal length , is the focus of the lens from the center .

凹透镜的焦距，是指由焦点到透镜中心的距离。

6

The visual acuity could be corrected to 1 . 0 with proper negative lenses .

经合适的凹透镜矫正后所有外伤眼视力均可达 1 .

8

A rectangular negative lens at the front shrinks the scene to match the picture area ;

一个前端的矩形的凹透镜把景象收缩成匹配于照片区域；

9

Measuring the focal length of concave lens using collimator

利用准直管法测凹透镜的焦距

10

A Method for Measuring the Focal Length of Thin Concave Lens

一种测量薄凹透镜焦距的新方法

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