焦距的英语翻译
焦距的英文和例句“点击”或“选中”例句中的单词，就可以看到词义解释
- 一种最常见的变焦镜头设计的光学部分分为两块，一块焦距固定的聚焦镜头以及一个由一串固定或可移动镜头组成的焦距无限远的变焦系统。
- One of the most common zoom lens designs divides the optical assembly into two sections , a fixed focal length focusing lens and an afocal zoom system consisting of a series of fixed and movable lenses .
- 一个变焦镜头与镜头形状、直径、焦距以及镜头间的距离一起作用来改变光圈和放大倍率的数值。
- A zoom lens combines lens shape , diameter , and focal length and their respective distances from one another to vary aperture and magnification within a system .
- 增大光圈直径可以增加亮度，并更好地聚焦，而增加镜头倍率能增加焦距，从而起到放大图像的作用。
- While a larger aperture diameter might increase the brightness and sharpen the focus , increasing the lens magnification will increase the focal length and thus enlarge an image .