Puzzle 16: Light and Optics

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Across
  1. 3. – Point where light converges.
  2. 4. – Particle of light.
  3. 6. – Magnifies small objects.
  4. 9. – Bending of light in a new medium.
  5. 11. – Outward-curving lens.
  6. 13. – Range of visible colors.
  7. 15. – Organ for sight.
  8. 16. – Visible electromagnetic radiation.
  9. 17. – Inward-curving lens.
  10. 18. – Coherent, concentrated light.
  11. 21. – Light bouncing off a surface.
  12. 22. – Make an object appear larger.
  13. 23. – Distance between light peaks.
  14. 25. – Focuses light.
  15. 26. – Visual reproduction of an object.
  16. 28. – 3D image formed by light.
Down
  1. 1. – Dual-lens magnifying device.
  2. 2. – Bending of light around edges.
  3. 4. – Alignment of light waves.
  4. 5. – Reflects light.
  5. 7. – Related to light.
  6. 8. – Ability to see.
  7. 10. – Separation of colors by wavelength.
  8. 11. – Device capturing light images.
  9. 12. – Separates light into spectrum.
  10. 14. – Line representing light path.
  11. 19. – Number of light waves per second.
  12. 20. – Group of light rays.
  13. 24. – Magnifies distant objects.
  14. 27. – Perceived wavelength of light.