Physics · Light and Optics
A teacher explains the structure and functioning of the human eye by invoking the analogy of a camera, with which the students are already familiar. In which of the following aspects does this analogy hold true?
- 1The eye forms an erect image whereas the camera forms an inverted image
- 2The camera has a concave lens whereas the eye has a convex lens
- 3The eye sees in three dimensions (stereoscopic vision) due to binocular integration, while a standard single-lens camera records in two dimensions✓
- 4The focal length of a human eye is completely fixed and cannot be adjusted even slightly
Correct answer
The eye sees in three dimensions (stereoscopic vision) due to binocular integration, while a standard single-lens camera records in two dimensions
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