SpectacularOD

Conversion calculator

Spectacle and contact lens Rx conversions. Type values or use the controls.

Inputs

Vertex distance

mm

Same Rx OUPlus-cyl notation

OD

SPH

CYL

Axis˚

5°1°

ADDOU

Dominant

Contact lens Rx0.00 DS

Calculated conversion0.000000 DS

OS

SPH

CYL

Axis˚

5°1°

ADDOU

Dominant

Contact lens Rx0.00 DS

Calculated conversion0.000000 DS