Lenses Course
This course provides a practical 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. Through examples and clinical cases, learners gain skills for accurate computations, lens selection, and confident patient explanations in optical settings.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
Gain practical expertise in geometrical optics for vision correction, including thin-lens fundamentals, ray tracing, spectacle design, diopter calculations, vertex adjustments, and refractive errors, with clinical examples for precise calculations and clear explanations.
Elevify advantages
Develop skills
- Clinical ray tracing to predict image positions for precise spectacle design.
- Diopter calculations and far point math using patient data for quick lens power computation.
- Mastery in selecting convex or concave lenses with clear justifications.
- Vertex distance adjustments for accurate and comfortable vision prescriptions.
- Clear patient communication on optics, limitations, and referrals in simple terms.
Suggested summary
Before starting, you can change the chapters and the 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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