Refraction
Rx tools
One focused calculator at a time.
Rx transpose
Calculated result
Transposed Rx
−3.00 +1.00 × 90°
Calculated result only. Confirm the prescription and clinical decision independently.
OptiX Pro provides mathematical calculations, reference information, and fitting assistance. It does not replace professional clinical examination, manufacturer fitting guidelines, or professional judgement. Contact lens selection and prescription must be clinically verified.