What are the major features of the human eye and to what are they analogous in a camera?

The human major features with the analogous of camera are mentioned.

Explanation:

There are the following major features of human eye which are analogue with the camera:

Camera will have shutters which controls light entering into it, human eye consists of Diaphragm which also functions same.  Both gives Real & inverted images.  In camera film records image, in eye image is focused on retina and it is converted into electrical impulses.  Pupil and iris acts as aperture of camera.