Standing 2.5 m in front of a plane mirror with your camera, you decide to take a picture of yourself without turning the camera around. To what distance should the camera be focused to get a sharp image?
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Standing 2.5 m in front of a plane mirror with your camera, you decide to take a picture of yourself without turning the camera around. To what distance should the camera be focused to get a sharp image?
Standing 2.5 m in front of a plane mirror with your camera, you decide to take a picture of yourself without turning the camera around. To what distance should the camera be focused to get a sharp image?
Standing 2.5 m in front of a plane mirror with your camera, you decide to take a picture of yourself without turning the camera around. To what distance should the camera be focused to get a sharp image?
5m,the distance from the image in the plane mirror to the mirror equal the distance from you to the mirror.
在一面平的镜子之前以你的照相机站着 2.5 m ,你决定在没有将照相机转回头下照一张你自己的照片。到什么距离照相机应该被集中焦点在拿一个锐利的图像吗?