Simulated Optical Bench

Ken Perlin


  • Left-Click on background to make a new lens
  • Left-Click on a lens to delete it

  • Left-Drag a lens left/right to move it
  • Left-Drag a lens up/down to resize it

  • Right-Click on a lens to toggle concave/convex
  • Right-Drag a lens to change focal length

    On some computers, Right-Click and Right-Drag might not work.
    If that happens, then use the left mouse button while holding down the ALT key.