OpticDesk
Your clinic calculator
Calculator
Select a type of calculator you want to use.
Lens Transposition
Select a format you wish to convert :
Enter Your Cylinder Prescription :
Input limited to 20.00D
/
X
Select how you wish to convert :
/
X
Select how you wish to convert :
X
/
Select how you wish to convert :
Result :
Text Result
Contact Lens Parameter
Select specific parameter you want to compute.
Effective Power
Select a format you wish to convert :
Enter Your Prescription :
Input limited to 20.00D
/
X
Effective Power :
Text Result
Spherical Equivalent
Enter Your Prescription :
Input limited to 20.00D
/
Spherical Equivalent :
Text Result
Base Curve
Enter your K-readings :
Input limited to 30.00D to 70.00D
Select the type of your contact lens :
Contact Lens Base Curve :
Text Result
Formula
Select a type of formula you want to see.
Lens Transposition
Below are the details of the formula in lens transposition
Lens Cylinder Forms
There are 3 types of cylinder forms
Minus to Plus Sphero-Cylinder Form
Plus to Minus Sphero-Cylinder Form
Sphero-Cylinder (Minus or Plus) to Crossed-Cylinder Form
Crossed-Cylinder to Minus Sphero-Cylinder Form
Crossed-Cylinder to Plus Sphero-Cylinder Form
Contact Lens Parameter
Below are the details of the formula in different contact lens parameters :
Effective Power
Spherical Equivalent
Base Curve
Guide
Guide and reference in using OpticDesk.
Guide
This program is intended for personal use only.
All computations are mainly based on the formula provdided.
Review the formula that was used in the calculator, if planning to use it in a clinic setup.
Added a basic lock to prevent easy access by unintended users.
Reach out on the email provided below for any concerns.
Email : opticunity.developer@gmail.com
Reference
Ophthalmic Dispensing - Clifford W. Brooks, Irvin M. Borish.
Manual of Contact Lens Prescribing and Fitting - Milton M. Hom.