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April 21st, 2019 at 01:14 pm
时间过得真快
December 17th, 2018 at 03:46 pm
还是苹果的苹方好看,真香!
October 30th, 2018 at 09:41 am
Articles under the label of 镜头
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镜头
单反微单镜头焦距、等效焦距、视角、透视理解
焦距和等效焦距焦距很多人都会知道,物理学上的定义是指平行光入射时从透镜光心到光聚集之焦点的距离,在单反摄影中指的是镜头中心点到感光器平面的距离(镜片中心到...
Sagit
February 23, 2019