屈光度和镜头功率计算器
Enter values to see results and the formula.
Calculate
Example values are ready
Review the inputs, then select Calculate.Calculation formula
计算结果 = 1/focal
- focal
- 焦距 · m
Enter values to see results and the formula.
Example values are ready
Review the inputs, then select Calculate.计算结果 = 1/focal