Talk:Least distance of distinct vision

Latest comment: 2 years ago by 2409:4043:4D82:2112:AA16:5198:45AF:4B1 in topic What is power of lens ? Write SI unit ?

What is power of lens ? Write SI unit ?

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= Power of lens is the reciprocal of its focal length..

The SI unit of power lens is dioptre..

P = 1/f 2409:4043:4D82:2112:AA16:5198:45AF:4B1 (talk) 02:40, 27 February 2022 (UTC)Reply