| 359 / | HD | OPTICS: SYSTEMS (INCLUDING COMMUNICATION) AND ELEMENTS |
| 601 | DF | GLARE OR UNWANTED LIGHT REDUCTION {6} |
| 602 | DF | .~ With mirror (e.g., mirror with glare screen, etc.) {1} |
| 603 | DF | .~.~ Anti-glare mirror {1} |
| 604 | DF | .~.~.~ Adjustable {2} |
| 605 | ![]() | .~.~.~.~ Plural reflecting surfaces {2} |
| 606 | DF | .~.~.~.~.~> Prismoidal |
| 607 | DF | .~.~.~.~.~> Reversible |