JEE (Based on NTA Guidelines-IIT Engg.) Mains Physics Ray Optics-The Eye Study Material (Page 1 of 6)
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Defect of Eyes
Myopia:
Definition: The defect of an eye in which it cannot see the distant objects clearly is called myopia.
A person with myopia cannot see faraway clearly. A person can see nearby object clearly. The image of an object at distant is not formed on the retina. A person cannot…
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Lens-Camera
The camera is fundamentally made up of,
- A convex lens that provides the camera with an image from outside the camera.
- An aperture which control the light passing through lens to the film.
- The film is used to create and stored the image for future use.
- A shutter is used to controls the amount of time that the image is exposed to the film.
There is a convex lens whose aperture and distance from the film can be adjusted. Object is real and placed between . So the image is inverted, diminished and real between .
For camera,
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