3 ms·

All of the light ray diagrams in the article are incorrect.

• thunderbong 5y ago
  Can you please elaborate? I couldn't figure out what was incorrect in them
  • smat 5y ago
    Not sure which aspect the earlier post meant but the rays are only refracting on the exit surface, when of course they also refract on the entry surface.
    • leephillips 5y ago
      That’s it.