1 REFRACTION 1.1 Emmetropia 1.2 Ametropia 1.2.1 ... - MedUni Wien

The cross cylinder, or Jackson cylinder, is used to determine the axis and the power of the astigmatism. Because plus cylinders are conventionally used here, the ...

1 REFRACTION 1.1 Emmetropia 1.2 Ametropia 1.2.1 ... - MedUni Wien - Related Documents

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