Lenses Course
Gain expertise in lens physics from basic principles to practical use in clinics. Master geometrical optics, ray tracing, diopters, and spectacle design, applying them to actual prescriptions, problem-solving, and clear patient talks in optical settings across Kenya.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
This Lenses Course offers a quick, hands-on way to master geometrical optics for correcting vision in everyday practice. You'll cover thin-lens basics, sign rules, and ray tracing, then use them for designing spectacles, calculating diopters, adjusting vertex distance, and handling refractive errors. With straightforward examples and real clinic cases, you'll do precise calculations and confidently explain lens options.
Elevify advantages
Develop skills
- Clinical ray tracing: predict image spots for quick, spot-on spectacle design.
- Diopter and far point calculations: figure lens power fast from patient details.
- Lens choice skills: select convex or concave lenses and explain choices simply.
- Vertex distance tweaks: adjust prescriptions for sharp, comfy vision.
- Patient explanations: break down optics, limits, and referrals in plain English.
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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