The 3M Model 1608 Overhead Projector may be low in cost, but it's packed with the features you need to deliver clear, bright images in your classroom presentations. The extra sturdy construction delivers years of reliable use. Brightness: 2,000 ANSI lumens. Thermal protection circuit cuts power to the lamp if the projector exceeds safe operating temperature.
| Head | Open singlet (one element) |
| Focal Length | 11" (280mm) |
| Illumination | 2,000 ANSI lumens typical |
| Stage Aperture | 11.25 x 11.25" (285.75 x 285.75mm) |
| Stage Temperature | 115°F (46°C) |
| Lamp Type | EHJ (24 volts, 250 watts)- Lamp changer (1 Lamp included) |
| Lamp Life | 50 hours average |
| Dimensions | 13.5 x 10.5 x 13.5" (343 x 267 x 343mm) (WHD) |
| Weight | 30 lbs (13.6kg) |
| Voltage Rating | 120VAC, 60Hz |