英德
有道
百度
谷歌
图片
维基
百科
变焦倍率
[摄] zoom ratio
- 随著无缝变焦从 0.9倍最大放大倍率用户会发现很容易地详细帧科目和放大。
With seamless zoom from 0.9x to maximum magnification users will find it easy to frame their subjects wide and zoom in for detail. - 它提供了更广泛的角度捕捉以及高倍率变焦，逐步改变了对图像传感器的图像采集区。
It provides wider angle capture as well as higher magnification zoom, by progressively changing the image capture area on the image sensor. - 这种变焦距物镜有两个优点，一是可以实现高倍率变焦，二是容易消除在变焦过程中产生的像点移动现象。
Firstly, the zoom ratio may be enlarged. Secondly, the image point movement may be easily eliminated. The principle of optical compensated step zoom lens is explained.
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