Class 10 Science | The Image Formed by a Convex Lens

Class 10 Science · Light

The Image Formed by a Convex Lens

Three ray rules · Six object positions · Concave lens image

By the end of this lesson you can

✏️

Draw ray diagrams using three rules

📍

Find the image for each object position

🔍

Tell a real image from a virtual one

🚪

Describe the image of a concave lens

Ray diagram rules

Three rays whose paths we know

CENTRE

Through O: goes straight on

PARALLEL

In parallel: out through F

FOCUS

In through F: out parallel

The notes are free to read in full.

Presenter notes: Today we find out exactly where a lens puts an image, and what that image looks like, just by drawing two lines.