THANK YOU FOR YOUR COMMENTS AND SUGGESTIONS! Thanks to these I continue to develop to improve or include calculations that you need.

App to help the Optician Optomerist to check day-to-day calculations.

- NEW: Pantoscopic angle measurement using photography.
- Transpositions and distometry
- Calculation from spherocylindrical to bicylindrical.
- Keratometries in millimeters or diopters
- Rotation of contact lenses with astigmatism
- Calculation of the price difference between monthly or daily lenses.