When it's a question of higher illumination, longer lamp life and a cost that fits your budget, the 3M Overhead Projector Model 1720 Series is the answer. As functional as it is affordable, the Model 1720 features a closed singlet projection head for extra lens and mirror protection. The 3M Model 1720 keeps the focus on your message with 2,200 lumens of brightness.
Specially engineered for a double lamp life of 130 hours average
10 x 10" staging area offers plenty of working room
Easy-to-locate on/off button and focus knob design
Ten-foot power cord and tangle-free cord storage
Built-in pen tray for convenient storage
Closed singlet projection head for extra lens and mirror protection
Thermal protection circuit: cuts power to the lamp if the projector exceeds safe operating temperature