Focimeter

AAOO Interactive Focimeter Power and Prism Simulator

Virtual Focimeter

Virtual Focimeter Simulator v2.6 Beta

©AAOO Educational Development Platform

Dr Grant Hannaford

Sphere Cylinder Axis

Power drum Axis drum Graticule rotation

Rotates the graticule scale independently of the protractor and target.

Step / rounding value Focus tolerance

Lower value makes focus more critical.

Dot streak strength

Higher value exaggerates astigmatic dot streaks.

Horizontal prism Horizontal direction Vertical prism Vertical direction Eye Green target brightness