Make your own lens arrangement.
an educational widget by Ken Perlin
For each lens, you specify six values:
  • Lens position on left side
  • Lens curvature on left side
  • Lens position on right side
  • Lens curvature on right side
  • Lens height
  • Index of refraction
In the text editor below, you can change lens values,
and you can also add or delete lenses.

To see your changes, click here.