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Ophthalmic Assistant

Category - Supplemental Skills

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If we assume that the central corneal power is the same for each eye at normal axial lengths, for every 1 mm of axial length difference, how much difference in refractive error can be anticipated?

3.0 D
2.0 D
1.0 D
0.5 D

Explanation

Answer: A - 3.0 D

If we assume that the central corneal power is the same for each eye at normal axial lengths, for every 1 mm of axial length difference we can anticipate a 3.0 D difference in refractive error.

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