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| No. | Index | Evaluation criteria |
| 1 | Visual acuity | No less than 1 line of CVA compared to the BSCVA |
| 2 | Lens fitting | The coverage, tightness, mobility, and centration are within an acceptable range |
| 3 | Visual quality | No halo, ghosting or mild symptoms |
| 4 | Comfort | The comfort level is evaluated as “good”, “very good” and “excellent” |
CVA: Corrected visual acuity with contact lenses; BSCVA: Best spectacle-corrected visual acuity.
