Question Detail

PHY 104 Refraction Through Lenses and Optical Instruments Objective Question
Take CBT

Question

What does 'depth of field' refer to in the context of camera lenses?
Options
A The maximum distance a lens can focus
B The range of distances over which objects will be in focus
Correct Answer
C The focal length of the lens
D The thickness of the lens
Correct Answer

Option B is the correct answer.

Detailed Explanation

Page 33 states: 'There is a certain range of distances over which objects will be in focus; this is called the depth of field of the lens.'

Hint

It describes the range of sharpness within an image.

Question Info

Course: PHY 104
Topic: Refraction Through Lenses and Optical Instruments
Type: Objective
Difficulty: Not specified
Question 95 of 947
Previous Course Details Next