| 359 / | HD | OPTICS: SYSTEMS (INCLUDING COMMUNICATION) AND ELEMENTS |
| 838 | DF | MIRROR {14} |
| 871 | DF | .~ With support {3} |
| 872 | DF | .~.~ Mirror movable relative to support {6} |
| 873 | ![]() | .~.~.~ With rotary to linear motion converting mirror adjustment {1} |
| 874 | DF | .~.~.~.~> With rotation of mirror about perpendicular axes |