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The Human Eye and Colourful World
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03/12/2020 5:25 pm
Topic starter
A person cannot see distinctly objects kept beyond 2 m. This defect can be corrected by using a lens of power
(a) +0.5 D
(b) -0.5 D
(c) +0.2 D
(d) -0.2 D
1 Answer
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03/12/2020 5:26 pm
(b) -0.5 D