A contact lens is a small lens which is worn directly on the cornea. It has one clear advantage over spectacles. When a person wearing spectacles looks through the corner of the eye, the cornea and the centre of the lens are not in line. As a result, the peripheral view gets distorted. Since a contact lens moves with the cornea, this problem does not arise. Apart from this, some people may prefer contact lenses for cosmetic reasons.
Which one of the following are the uses of contact lens 1. Contact lens moves with the cornea 2. Cosmetic reasons. 3 Low cost. | |||
Right Option : B | |||
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The contact lenses can affect the _____________________ and can cause infections. | |||
Right Option : A | |||
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_________ is a small lens which is worn directly on the cornea. | |||
Right Option : C | |||
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