What is the size of the image formed in camera?

Film frame or sensor, the size of the actual cone of light entering a camera is defined by the lens attributes and almost every lens projects a cone of light larger than that which is required to fill the frame/sensor. read more

The size of an image that is captured by a camera is defined in terms of physical dimension of the recording medium. If the camera is a 35mm SLR, the standard frame size is 24mm x 36mm. read more

Image formation on analog cameras In analog cameras , the image formation is due to the chemical reaction that takes place on the strip that is used for image formation. A 35mm strip is used in analog camera. read more

The lens is taking the "large image" and shrinking it to a smaller size, and this small image becomes the digital image (or the negative image on film). How a Camera Works A camera is any sort of light tight chamber (the word camera means "chamber" in Latin) with a pinhole or convex lens in one side. read more