Fiberglass matt white viewing surface Ideal for overhead projectors and high light output projection devices Gain of 1.0 and a viewing cone of 180 Pentagonal steel case and endcaps Operates instantly at the touch of a button and stops automatically in the up and down positions Non-tensioned trap door and 2 inch masking above viewing area Fiberglass matte white viewing surface Ideal for overhead projectors and high light output projection devices Gain of 1.0 and a viewing cone of 180 Pentagonal....
Fiberglass matt white viewing surface Ideal for overhead projectors and high light output projection devices Gain of 1.0 and a viewing cone of 180 Motor-in-roller with automatic ceiling closure Non-tensioned trap door and 2 inch masking above viewing area Fiberglass matte white viewing surface Ideal for overhead projectors and high light output projection devices Gain of 1.0 and a viewing cone of 180 Motor-in-roller with automatic ceiling closure Non-tensioned trap door and 2 inch masking above....
M1300 white diffusion viewing surface Ideal for high resolution data projection Gain of 1.0 and a viewing cone of 180 Standard black frame covered with velvety black Vel-Tex, which virtually eliminates all reflections on the frame Includes Z-clip wall mounting brackets Special handling fees apply..