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Figure 4D-3. Typical Arrangements of Signal Lenses in Signal Faces

This figure shows 21 typical arrangements of signal lenses in vehicular signal faces (denoted as Arrangements a through u).

  1. Vertically arranged signal face with 3 signal lenses: from top to bottom, circular red, circular yellow, circular green
  2. Horizontally arranged signal face with 3 signal lenses: from left to right, circular red, circular yellow, circular green
  3. Vertically arranged signal face with 3 signal lenses: from top to bottom, left-turn red arrow, left-turn yellow arrow, left-turn green arrow
  4. Horizontally arranged signal face with 3 signal lenses: from left to right, left-turn red arrow, left-turn yellow arrow, left-turn green arrow
  5. Vertically arranged signal face with 4 signal lenses: from top to bottom, circular red horizontally adjacent to circular red, circular yellow, circular green
  6. Horizontally arranged signal face with 4 signal lenses: from left to right: circular red, circular red, circular yellow, circular green
  7. Vertically arranged signal face with 4 signal lenses: from top to bottom, circular red, circular yellow, circular green, left-turn green arrow
  8. Horizontally arranged signal face with 4 signal lenses: from left to right, circular red, circular yellow, left-turn green arrow, circular green
  9. Vertically arranged signal face with 4 signal lenses: from top to bottom, circular red, circular yellow, straight-through green arrow, left-turn green arrow
  10. Horizontally arranged signal face with 4 signal lenses: from left to right, circular red, circular yellow, left-turn green arrow, straight-through green arrow
  11. Vertically arranged signal face with 5 signal lenses: from top to bottom, circular red, circular yellow, straight-through green arrow, left-turn green arrow, right-turn green arrow
  12. Horizontally arranged signal face with 5 signal lenses: from left to right, circular red, circular yellow, left-turn green arrow, straight-through green arrow, right-turn green arrow
  13. Vertically arranged signal face with 5 signal lenses: from top to bottom, circular red, circular yellow, circular green, left-turn yellow arrow, left-turn green arrow
  14. Horizontally arranged signal face with 5 signal lenses: from left to right, circular red, circular yellow, left-turn yellow arrow, left-turn green arrow, circular green
  15. Vertically arranged signal face with 5 signal lenses: from top to bottom, circular red, left-turn yellow arrow horizontally adjacent to circular yellow, left-turn green arrow horizontally adjacent to circular green
  16. Horizontally arranged signal face with 5 signal lenses: from left to right, circular red, circular yellow, left-turn yellow arrow, left-turn green arrow, straight-through green arrow
  17. Vertically arranged signal face with 5 signal lenses: from top to bottom, circular red, circular yellow horizontally adjacent to right-turn yellow arrow, circular green horizontally adjacent to right-turn green arrow
  18. Horizontally arranged signal face with 5 signal lenses: from left to right, circular red, left-turn yellow arrow, left-turn green arrow, right turn yellow arrow, right-turn green arrow
  19. Vertically arranged signal face with 5 signal lenses: from top to bottom, circular red, circular yellow, circular green, right-turn yellow arrow, right-turn green arrow
  20. Horizontally arranged signal face with 5 signal lenses: from left to right, circular red, circular yellow, circular green, right-turn yellow arrow, right-turn green arrow
  21. Vertically arranged signal face with 5 signal lenses: from top to bottom, circular red, circular red, circular yellow, circular green.

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