Blank converging lens ray diagram worksheet

An example figure from the Ray Diagram Generator.

A blank ray diagram of a converging lens with F, F′, 2F and 2F′ marked on the principal axis, an object between F and 2F, and a numbered cm scale underneath, with no rays drawn
A converging lens of focal length 10 cm on its principal axis with F, F′, 2F and 2F′ marked and an object 15 cm away, between F and 2F, and no rays: a template for students to draw the principal rays and find the image. A cm scale numbered from the lens runs under it, for measuring the image distance.

Editing opens it in the Ray Diagram Generator with these settings, to change anything and copy or download your own.

Answer key (real is positive)

  • Image distance: 30 cm, magnification: −2
  • Real, inverted, magnified, on the far side of the lens

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