https://www.calculator.ophtec.com/nl/calculator-keuzes 2025-01-15T15:31:20+01:00 0.50 https://www.calculator.ophtec.com/nl/algemene-voorwaarden 2020-11-03T15:53:23+01:00 0.50 https://www.calculator.ophtec.com/nl/calculator-folder 2013-08-08T15:22:05+02:00 1.00 https://www.calculator.ophtec.com/nl/calculator-folder/holladay-calculator 2025-02-19T11:06:58+01:00 0.50 https://www.calculator.ophtec.com/nl/calculator-folder/holladay-calculator/user-manual-precizon-toric-calculator 2025-01-02T14:35:05+01:00 0.33 https://www.calculator.ophtec.com/nl/calculator-folder/articalc-2 2025-01-15T14:05:21+01:00 0.50 https://www.calculator.ophtec.com/nl/calculator-folder/articalc-2/user-manual-articalc 2021-09-21T10:07:09+02:00 0.33