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Cataract lens power
What does lens of +16D diopter mean for eyesight in cataract operation.
How is the power of eye calculated?
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There are two factors.
A. Axial length of eye : measured by A scan machine
B. Corneal curvature: measured by keratometer
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+138
The powe of iol is calclted by machines like keratometer and a scan or a combined unit.
+16 means you need a lens of lesser power than a normal person means you are a myopic
Individual.
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Dr. Jagadeesh Reddy Bandi
Ophthalmologist/ Eye Surgeon
17 yrs exp
Hyderabad
It is calculated by using A Scan. It is the power of lens replacing the cataractous lens in you . The power also says you might be a myopic person in early stages .
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Disclaimer : The content is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding your medical condition. Never disregard professional medical advice or delay in seeking it because of something you have read on this website.