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Example of anisometropia produced by only unequal changes in cylinder axis in the two eyes without a power change.
| Refractive Error | Right Eye | Left Eye | Primary Cylinder RE | Primary Cylinder LE | Aniso. Primary Cylinder | Oblique Cylinder RE | Oblique Cylinder LE | Aniso. Oblique Cylinder |
|---|---|---|---|---|---|---|---|---|
| First time | Plano -2.00X180 | Plano-2.00x180 | 2.00D | 2.00D | 0.00D | 0.00D | 0.00D | 0.00D |
| Second time | Plano -2.00x060 | Plano-2.00x090 | −1.00D | −2.00D | 1.00D | 1.73D | 0.00D | 1.73D |
