# Lenses and Their Applications

> Lenses are transparent pieces of glass or plastic with curved surfaces that refract light to form images. We use lenses in spectacles, cameras, telescopes, and microscopes. There are two main types…

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## Full notes

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## More in Light and Electromagnetic Radiation

- [Reflection Refraction and Total Internal Reflection](https://www.hlayiso.com/grade-12/technical-sciences/notes/light-and-electromagnetic-radiation/reflection-refraction-and-total-internal-reflection) — Previous section
- [Electromagnetic Waves and Photon Energy](https://www.hlayiso.com/grade-12/technical-sciences/notes/light-and-electromagnetic-radiation/electromagnetic-waves-and-photon-energy) — Next section
- [All Light and Electromagnetic Radiation sections](https://www.hlayiso.com/grade-12/technical-sciences/notes/light-and-electromagnetic-radiation)

## Frequently asked questions

### What will I learn in "Lenses and Their Applications"?

This section covers Lenses and Their Applications as part of Light and Electromagnetic Radiation in Grade 12 Technical Sciences. You'll find clear explanations, worked examples, and key definitions aligned to the CAPS curriculum.

### Is this section aligned with the CAPS curriculum?

Yes. All notes on Hlayiso, including "Lenses and Their Applications", are written against the official CAPS curriculum and ATP for Grade 12 Technical Sciences.

### What should I study after "Lenses and Their Applications"?

Continue with the next section in Light and Electromagnetic Radiation, or test your understanding with the interactive quiz linked to this section.

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