emmetropic การใช้

• By shaping the cornea, emmetropic vision can be achieved without corrective lenses.
• PVD is rare in emmetropic people under the age of 40 years, and increases with age to 86 % in the 90s.
• The correction for only emmetropic vision is often why patients are still advised to wear glasses to read as they age due to presbyopia.
• For an unaccommodated emmetropic eye, the far point is at infinity, but for the sake of practicality, infinity is considered to be 6 m because the accommodation change from 6 m to infinity is negligible.
• It is present quite early in his book, since according to Bates patients ( today students ) only have to get rid of the tension of the external eyemuscles so the eye returns to it original normal perfect shape . ( emmetropic eye ).
• I quote : " " The size of an emmetropic human adult eye is approximately 24.2 mm ( transverse, horizontal ) ?23.7 mm ( sagittal, vertical ) ?22.0 24.8 mm ( axial, anteroposterior ) with no significant difference between sexes and age groups.