Misc Lens Tools

Base Curve Converter

Base Curve (mm):

Lens Power (D):

New Base Curve (mm):

Flatten/Steepen by (D):

Direction:

Previous lens specs:

Base Curve (mm)

Jessen Factor (D)

Pick a Reasonable Fake Rx (D):

Rx Transpose

Sphere

Cylinder

Axis (°)

Rx Vertex

Sphere

Cylinder (optional)

Vertex Distance (m):

Round to nearest 0.12 steps