About OpticalToolbox
Free, modern optical calculators for eye care professionals
Our Mission
OpticalToolbox was created to provide eye care professionals with fast, accurate, and easy-to-use calculation tools. We believe that essential optical calculators should be freely available to everyone in the optical industry—from students learning the basics to experienced opticians working in the field.
No subscriptions, no ads, no paywalls. These tools are freely available to all optical professionals and students.
Built by and for the optical community. We listen to feedback and continuously improve based on user needs.
All calculations use verified optical formulas. We prioritize accuracy and provide formula explanations for transparency.
Who It's For
Licensed Opticians
Quick calculations for daily dispensing work, lens orders, and troubleshooting.
Optometry Students
Learn optical formulas with step-by-step explanations and practice examples.
Eye Care Practitioners
Verify calculations for prescriptions, lens specifications, and patient care.
Get in Touch
Have feedback, suggestions, or found an issue? We'd love to hear from you.
hello[at]opticaltoolbox.comEducational Purpose
All calculators are provided for educational and reference purposes. While we strive for accuracy, always verify critical calculations and follow your professional standards and local regulations.