Question

concav lens and convax lens diffence between​

Answer 1

Answer:

Hlw.....

Explanation:

➡Concave lens has a thick middle part and thinner ends whereas in concave lens has a thin middle part and thicker ends.

➡In convex lens after refraction , light rays meet at one point whereas in concave lens after refraction , light rays move away from one another.

➡ The image formed in convex lens can be real ,virtual enlarged or diminished base upon the position of object whereas the image formed in concave lens is always virtual and diminished.

➡In convex lens focal length is positive whereas in concave lens focal length is negative.

➡Convex lens is used to correct hypermetropia (farsightedness) whereas concave lens is used to correct myopia (nearsightedness).

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Answer 2

Answer:

How would sicentists describe the following?