| 362 / | HD | ILLUMINATION |
| 551 | DD | LIGHT FIBER, ROD, OR PIPE {18} |
| 559 | | .~ Illuminating or display apparatus (e.g., sign, runway light, channel marker) {2} |
| 560 | DD | .~.~> With reflective surface (e.g., mirror) |
| 561 | DD | .~.~> Including liquid crystal display (i.e., LCD) |