| 356 / | HD | OPTICS: MEASURING AND TESTING |
| FOR 100 | DF | INSPECTION FOR FLAWS OR IMPERFECTIONS (356/237) {3} |
| FOR 102 | | .~ Passing light through a transparent or translucent article (356/239) {1} |
| FOR 103 | DF | .~.~> Containers (e.g., bottles) or contents (356/240) |