Question

ᴅɪᴏᴘᴛʀᴇ ᴅᴇғɪɴɪᴛɪᴏɴ‏‏‎ ‎‏‏‎ ‎‏‏‎ ‎‏‏‎ ‎‏‏‎ ‎‏‏‎ ‎‏‏‎ ‎‏‏‎ ‎‏‏‎ ‎‏‏‎ ‎‏‏‎ ‎‏‏‎ ‎​

Answer 1

Step-by-step explanation:

a unit of refractive power, which is equal to the reciprocal of the focal length (in metres) of a given lens

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Answer 2

a unit of refractive power, which is equal to the reciprocal of the focal length (in metres) of a given lens.

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