What is the meaning of a diopter?
A) Space between your pupils
B) Instrument used to measure base curve
C) A unit of measurement designating the refractive power of a lens
Correct Answer:
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Q16: The power of a cylinder lens is
Q17: What would be the spherical equivalent of
Q18: The majority of glasses dispensed are made
Q19: A plus lens is produced by:
A)Putting two
Q20: The amount of induced prism and the
Q22: Hyperopia is
A)Nearsightedness, where the patient sees better
Q23: Visual acuity is the measurement of the
Q24: The term refractive error means
A)Errors are made
Q25: Photophobia is
A)Aging eyes
B)A person who is afraid
Q26: A Fresnel prism is
A)The name for the
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