Lenses Course
Gain expertise in lens physics from basics to clinical use. Explore geometrical optics, ray tracing, diopters, and spectacle design, applying them to real prescriptions, problem-solving, and effective patient communication in optical settings. Build skills for precise vision correction and clear explanations.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
This course offers a quick, hands-on guide to mastering geometrical optics for vision correction. It covers thin-lens basics, sign conventions, ray tracing, spectacle design, diopter calculations, vertex distance adjustments, and refractive errors, with practical examples and clinical cases for confident calculations and explanations.
Elevify advantages
Develop skills
- Clinical ray tracing to predict image positions for efficient spectacle design.
- Diopter and far point calculations using patient data for rapid lens power determination.
- Expert lens selection, distinguishing convex and concave options with solid reasoning.
- Vertex distance adjustments to optimise prescriptions for comfort and accuracy.
- Clear patient explanations of optics, limitations, and referral needs in simple terms.
Suggested summary
Before starting, you can change the chapters and workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
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