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Problem

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Textbook Expert
Textbook ExpertVerified Tutor
18 Nov 2021

Given information

Given:

focal length lens is used to focus an image on the sensor of a camera.

The maximum distance allowed between the lens and the sensor place is.

I.e.,

Object distance, .

Image distance, .

Focal length, .

 

Step-by-step explanation

Step 1.

Formula

Lens equation,

and are lens to object and lens to image distances respectively, negative when opposite to optical path and positive when in the direction of optical path. 

 

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