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952 HANDBOOK OF PROJECTION FOR
CE32 Sand storm effect (hand colored).
CE33 Snow storm effect.
CE34 Volcano effect, used on triple dissolving projector or
three spotlamps :
Eruption (hand colored).
Flowing lava (hand colored).
Rain of fire and ashes (hand colored). CE35 Water falls effect (hand colored). CE36 Automatic revolving color wheel (5 colors and one
white light, driven by spring motor). CE37 Blending of color effect, with glass design slides. CE38 Waving American flag effect. CE39 Flying Bluebirds (hand colored). CE40 Flying fairies. CE41 Falling sunbeams.
Special effects are also made to order.
We have given an extended description of this projector, because we believe it to be a device which, properly handled, can be made to add very much to the programme of a theatre The regular Brenkert F-3 Combination Color Effect Projector has very large lamphouses and large condensers. The apparatus is such that 100 amperes may be used in each lamp, or a total of two hundred for the two. This apparatus is designed for use only in the largest theatres. For smaller theatres, smaller lamphouses are supplied, which accommodate lamps of sixty ampere capacity, cr a special equipment for Mazda is supplied if desired.
INSTALLATION. — Front wall of projection room to center of pedestal, 48". Front wall to extreme rear of projector, 84". Over-all height, six feet. Over-all width 20". Pedestal feet require the area of a 27" circle. Minimum distance recommended between two F-3 projectors, three feet center of pedestal to center of pedestal. One port is required in projection room wall, same to measure 30" wide by 32" high, in the clear. Where projection angle is ten degrees bottom of port to floor from 22" to 32", the stand has a nine inch height adjustment. If the pitch is greater than ten degrees the port opening should be slightly closer to the floor. If less than ten degrees, it should be slightly higher. Vertical distance center of upper to center of lower lens is 19 inches. Net weight of entire projector 225 pounds.