Lenses are known by their focal lengths - 14mm, 50mm, 200mm. Their role is to bend the rays of light that enter through the aperture so they converge into a neat point at the back of the camera.
So for non-full frame cameras, the optimal lens focal length would be in the range 17-32mm. Figure 2 The lens should be set to manual focus (M or MF) and pre-focused at infinity. If your camera ...
This comprises a 50MP Sony LYT900 main camera, which is a one-inch sensor that has a 23mm focal length. The one-inch sensor ensures that you get a better photography experience in low-light ...