| 352 / | HD | OPTICS: MOTION PICTURES |
| 57 | DF | STEREOSCOPIC CAMERAS AND/OR PROJECTORS {4} |
| 62 | ![]() | .~ Sequential recording or reproducing left-right images {3} |
| 63 | DF | .~.~> With image separation by synchronized viewer |
| 64 | DF | .~.~> With reciprocating film stip carrier |
| 65 | DF | .~.~> With pre-objective reflecting system |