A 43-year-old member asked:
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Need a simple explaination for this. What does contact lens diameter measure?

1 doctor answer
Dr. Mark Golden
40 years experience in Ophthalmology
CL diameter: The diameter of a contact lens is the distance from one side to the other. Most soft contact lenses are in the general range of 14.2 mm.
Answered on Jan 14, 2014

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Related questions:

A 34-year-old member asked:
Dr. David Kira
20 years experience in Ophthalmology
Edge to edge: This is the edge to edge size of a contact lens and varies between soft and gas permeable lenses and help in fit of lenses.
A 56-year-old member asked:
Dr. Richard Bensinger
51 years experience in Ophthalmology
No: The relationship between lens power and the standard vision fraction like 20/20 is not linear. These two items do not interconvert.
A 39-year-old member asked:
Dr. Tim Conrad
33 years experience in Ophthalmology
For soft lenses: The diameter is determined by the brand of contact lens in most cases. The brand of contact lens is on your contact lens prescription.
A 41-year-old member asked:
Dr. Mandakini Patel
40 years experience in Pediatrics
Contact lense fittin: Teh daimeter is very imprtant for the lenses ot fit well over the cornea, if not proper they will slip all over.

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