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Eye glass : CYL and AXIS
Sir, What is CYL and AXIS in Eye glass. How it affect eye vision or something else. As I have gone through two eye store then their power is almost similar but these two has a lot. Please tell me how is it. Thanks, thanks for reading and please suggest me for the same.
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you must be aware that a sphere has 360 degrees. when the number is equal at all angles. it is called spherical. but if it is more or less at a particular angle that is known as cylindrical error. as the glass is a part of cylinder rather than a part of sphere as in spherical.
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Dr. Dhaval Patel
Ophthalmologist
13 yrs exp
Ahmedabad
Already described in detail by Dr Goel sir.
SPH means SPHERICAL
CYL means CYLINDER
AXIS means AXIS at which cylinder is prescribed
SPH is your power at all axis (360 degress)
CYL is your power at perticular AXIS (I.e. 120, 180 etc)
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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.