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Question: What’s the difference between the axis and power of a cylinder?
Answer: A cylinder power (the refracting power of a lens) is 90 degrees from the axis of the cylinder.
Comments and Feedback
2 Comments
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wow,this is so cool for me as an optometry student,i learnt things so easily here,thanks.
Comment by tega adjarhore — February 2, 2010 @ 6:13 pm
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truley well done …. i have learned soo much during my 1 st year ophthalmology residency from this great site!!
Comment by n — May 6, 2010 @ 2:40 pm
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