Home
Class 8
PHYSICS
Compare the focussing in a camera with t...

Compare the focussing in a camera with the focussing in a human eye.

Text Solution

AI Generated Solution

To compare the focusing in a camera with the focusing in a human eye, we can break down the process into several steps: ### Step-by-Step Solution: 1. **Understanding the Components**: - A camera consists of a lens and a sensor (or film) where the image is captured. - The human eye consists of a lens, retina, and ciliary muscles that help in focusing. ...
Promotional Banner

Similar Questions

Explore conceptually related problems

In human eye the focussing is done by

Distance between the focussing parts of the two human eyes is about.

In a healthy human eye, the focussing is done by the

Figure shows some basic parts of a photographic camera. Comparing it with human eye, match the parts of camera given in column I with that of human eye in column II.

British Airspace has been "focussing on build" European links.

A student studying the similarities and differences between a camera and the human eye makes the following observations. (I) Both the eye and the camera have convex lenses. (II) In order to focus, the eye lens expands or contracts while the camera lens moves forward or backward. (III) The camera lens produces upside down real images while the eye lens produces only upright real image. (IV) A screen in camera is equivalent to the retina in the eyes. (V) A camera ajusts the amount of light entering in it by adjusting the apeture of the lens. In the eye the cornea controls the amount of light. The correct statemetns are :

The focal lengths of the objective and the eye-piece of an astronomical telescope are 0.25 m and 0.025 m, respectively. The telescope is focussed on an object 5m from the objective, the final image being formed 0.25 m from the eye of the observer. Calculate the length of the telescope and its magnifying power.