题目内容

Soft lens evaluation includes()

A. Position of the center
B. Movement
Coverage
D. All of the above

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Compared with the spectacles, the visual field of wearing a contact lens is()

A. Bigger
B. Smaller
C. The same
D. None of the above

Which of the following is not an indication for contact lenses()

A. Diabetes
B. Corneal astigmatism
C. Anisometropia
D. High myopia

Which of the following is a routine examination before refractive surgery()

A. Refractive status
B. Corneal thickness measurement
C. Pupil diameter measurement
D. All of the above

The Orthokeratology flattens the cornea, changing the()of light entering the eye and focusing the light on the retina

A. wavelength
B. refractive power
C. velocity
D. reflectivity

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