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This manual pull down screen is the staple of most classrooms' overhead projection setup. It's retractable surface lets you switch back to your blackboard underneath in a snap. It's standard matte-white surface technology allows viewers to see the image even from a wide angle. When you compare prices you will find that this economical option is the most inexpensive way to get in to a "full size" screen.
It gives an adequate 43"h x 57" viewing area, suggested for rooms where the farthest audience member is not much over 20' away from the screen. It's retraction system allows you to lock the screen at many different size intervals if a smaller screen is needed. Mounting to a wall or ceiling is done using the two brackets at either end of the case. Weighs 13 lbs.
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