Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Object Groupings and Systems (hierarchy name)
4. systems (equipment)
5. [systems by function]

Additional parents:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment
4. Tools and Equipment
5. equipment
6. equipment by process
7. audiovisual equipment
8. projectors

Narrower term/s

• VistaVision (TM)

Anotations

Scope note:

Systems developed to project motion picture film onto a screen, operating by passing a beam of light through moving, exposed film, and throwing the image onto a screen, thereby enlarging it to fit theater and screen size.