Converging lenses and ray diagrams

About this app

Drag an object and adjust focal length to construct images with three principal rays. Compare real inverted and virtual upright images and the lens equation.

Subject: School physics

More from School physics

• The exposure triangle
• Density and buoyancy
• The Doppler effect
• Additive and subtractive colour mixing
• Newton’s cradle and collisions
• Projectile motion

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