Calculators or accessories
Compasses
Computer mouse or trackballs
- Three-dimensional motion controllers
Curves
- Flexible curves
- French curves
Desktop computers
Graphics or video accelerator cards
- Computer aided design CAD multi-unit display graphics cards
Multimedia projectors
- Three-dimensional stereoscopic projectors
Plotter printers
Print servers
Protractors
| Scales
- Architects' scales
- Electronic scales
Scanners
- Backlit digitizers
- Large-format digitizers
- Sonic digitizers
- Three-dimensional laser digitizers
- Wide-format document scanners
T squares
Tablet computers
- Graphics tablets
- Pressure-sensitive graphic tablets
Touch pads
Triangles
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