Question

What is brightness adaptation?

(a) Changing the eye’s overall sensitivity

(b) Changing the eye’s imaging ability

(c) Adjusting the focal length

(d) Transition from scotopic to photopic vision

I got this question in an online interview.

The doubt is from Elements of Visual Perception topic in section Image Restoration and Reconstruction of Digital Image Processing

Answer 1

Right choice is (a) Changing the eye’s overall sensitivity

To explain I would say: The human eye a wide dynamic range by changing the eye’s overall sensitivity and this is called brightness adaptation.