3M 1850:- 220V/50Hz. Overhead Projector. Very bright: 2,500 lumen. Longer lamp-life: provides 65 hours to about 130 hours average life from an ENX lamp (about double its normal life). Lamp changer and one ENX lamp included. Wide-angle lens: 11.5" focal length with a single-element, inverted siglet head design. Rugged construction: Tough, yet lightweight and known for their reliability. Big, 10.5" x 10.5" low-glair stage is large enough to show transparencies without cropping and reduces strain on eyes. Folding arm: The projection arm folds down for easier transport and storage. New inverted head design lowers overall projector height by 5-1/2" so audiences see your presentation, not the projector. Ultra-cool design keeps standard transparencies from curling. Hush-quiet fan enhances your presentation. Convenient cord wrap. 15' power cord. Thermal-protection circuit disconnects power to lamp in the unlikely event of overheating.
Unit Dimension: 23 H x 14"W x 18"D
OVERHEAD PROJECTOR 1850
Head Inverted singlet (one element), wide angle lens
Focal length 293mm (11.5 inches)
Illumination 2,500 lumens typical
Design Transmissive with folded optical system
Stage size (W x H) 10.5" x 10.5"
Stage Temperature 45
3M 1850 Projector is ideal for you if you are looking for an efficient overhead projector. It is very bright with 2500 lumen and longer lamp-life. It has wide-angle lens with 11.5" focal length with a single-element, inverted siglet head design. It has a rugged construction, is tough and lightweight and known for its reliability. The big, 10.5" x 10.5" low-glair stage is large enough to show transparencies without cropping and reduces strain on eyes. It has a folded arm for easy transportation and storage.
What you get
- An efficient overhead projector
- Bright with 2500 lumen and longer lamp-life, rugged construction for more reliability
- Wide-angle lens with 11.5" focal length, 10.5" x 10.5" low-glair stage
- Folded arm for easy transportation and storage