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Finest Lenses Are Needed for New Projection Techniques . . .
THE ANSIVER
Cinema Raptars
THE WORLD'S ONL.Y PERFECTI-Y MATCHED PROJECTION LENSES
Today with the new movie techniques— CinemaScope, Vista-Vision, Wide Screen— exhibitors must have the finest basic lenses in order to give theatre goers sharp, clear pictures from edge to edge of the screen. There are no finer projection lenses made than Wollensak Cinema Raptars. (For Cinemascope these lenses are used with anamorphic lenses.) Cinema Raptars use six and seven element construction. Only with such a design is it possible to deliver full speed, edge-to-edge sharpness, and highest resolution. In addition. Cinema Raptars are the world's only perfectly matched lenses— focal lengths matched to within .0025! Marked as matched (twin) lenses. Speed ranges are f/1.9 in focal lengths from 2" through 5" and f/2.0 to f/2.7 in focal lengths to 7" . . . priced from $180 each.
mm^
NEW WOLLENSAK VARIABLE ANAMORPHIC LENS
1 TO 2 TIME MAGNIFICATION WITH ASPECT RATIO FROM 1.33 TO 2.55.
«IUST PURCHASED NEW PRO«JECTION LENSES?
NEED ADJUSTMENTS FOR WIDE SCREEN?
WHAT TO DO WITH NON-ANAMORPHIC RELEASES?
With the new Vari-Focus lens exhibitors can show all the current screen releases without buying a complete new range of short focus lenses. The Vari-Focus permits you to make adjustments for screen width . . . change the focal length of your standard projection lens quickly and easily. (See table below.) The Vari-Focus is a supplementary lens which will produce any wide screen aspect ratio (nonanamorphic) when used in conjunction with a 3" to 6" projection lens.
of Optical Craftsmanship by VlfOLLENSAK
The resolution and picture quality wilh match those of the finest projection lens. Price $235 each.
Standard Lens
Variable Focus From
3"
21/4" to 1%"
3'/2"
2%"to2"
4"
31/4" to 21/4"
4V2"
31/2" to 2 1/2"
5"
4" to 3"
51/2"
4V2"to3'/2"
6"
5"to3'/2"
WRITE for new literature. Wollensak Optical Co., Rochester 21, N. Y.
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INTERNATIONAL PROJECTIONIST • July 1954