Question

Why it is advisable not to look the sun through the magnifying glass?

Please answer correctly ..​

Answer 1

Answer :

A convex lens can focus the sun light to a point to such an intensity which can burn paper, wood, plastic etc. This intense light can easily damage and distort our eye lens. So, it is dangerous to look at the sun through a convex lens.

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Answer 2

if you look directly at the sun that focus light can burn your eyes the damage and vision less can be permanent