Science, asked by hrishit225, 11 months ago

3) What is power of lens? ​

Answers

Answered by Anonymous
8

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●✿Here is u r answer mate✿●

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ᴘᴏᴡᴇʀ ᴏғ ʟᴇɴs ɪs ᴛʜᴇ ᴀʙɪʟɪᴛʏ ᴏғ ᴛʜᴇ ʟᴇɴs ᴛᴏ ᴄᴏɴᴠᴇʀɢᴇ ᴛʜᴇ ʀᴀʏs ᴏғ ʟɪɢʜᴛ ғᴀʟʟɪɴɢ ᴏɴ ɪᴛ. ɪᴛ ᴄᴀɴ ᴀʟsᴏ ʙᴇ ᴅᴇғɪɴᴇᴅ ᴀs ᴘ=1/ғ ᴡʜᴇʀᴇ ғ ɪs ᴛʜᴇ ғᴏᴄᴀʟ ʟᴇɴɢᴛʜ. ... ᴏɴᴇ ᴅɪᴏᴘᴛʀᴇ ɪs ᴛʜᴇ ᴘᴏᴡᴇʀ ᴏғ ᴀ ʟᴇɴs ᴡʜᴏsᴇ ғᴏᴄᴀʟ ʟᴇɴɢᴛʜ ɪs 1 ᴍᴇᴛʀᴇ. ᴄᴏɴᴠᴇx ʟᴇɴs ʜᴀs ᴘᴏsɪᴛɪᴠᴇ ᴘᴏᴡᴇʀ ᴡʜɪʟᴇ ᴄᴏɴᴄᴀᴠᴇ ʟᴇɴs ʜᴀs ɴᴇɢᴀᴛɪᴠᴇ ᴘᴏᴡᴇʀ.

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Answered by meenakshi6392
0

Answer:

The power of a lens is defined as the reciprocal of its focal length in meters, or D = 1/f, where D is the power in diopters and f is the focal length in meters. • A lens with a focal length of two meters has a power of one-half diopter because the reciprocal

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