The 3M Plus Overhead Projector Model 1885 comes with an articulating closed head, doublet lens and a low-to-high dimmer switch for 3,400 to 4,000 lumens of brightness. Provide the best light for vibrant images and sharp text.
The Model 1885 ensures the right light output for vibrant images and sharper text with a low-to-high dimmer switch. Features also include such conveniences as hush-quiet fan for elimination of unwanted noise, carrying handle and fold-down post for storing and moving, digital clock for on-time meetings, and lamp changer.