Lensless slide projection apparatus

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1. A LENSLESS SLIDE PROJECTOR UNIT, COMPRISING;

A SUPPORT, A PAIR OF SLIDE PROJECTORS MOUNTED SAID SUPPORT, SAID PROJECTORS HAVING HOUSINGS WITH SUBSTANTIALLY PARALLEL LONGITUDINAL AXES, SAID PROJECTOR HOUSINGS HAVING FIRST PORTIONS AND SECOND PORTIONS ROTATABLY MOUNTED THEREON FOR ADJUSTMENT ABOUT THEIR LONGITUDINAL AXES, SAID SECOND PORTIONS DEFINING HOUSING OPENING AT ONE END THEREOF, INCANDESCENT BULBS HAVING SUBSTANITALLY POINT LIGHT SOURCES THEREIN MOUNTED WITHIN SAID FIRST HOUSING PORTIONS, SUPPORT MEANS ON SAID SECOND HOUSING PORTIONS FOR RETAINING TRANSPARENT SLIDES IN PLANES EXTENDING PERPENDICULAR TO THE LONGITUDINAL AXES, AND MEANS IN AT LEAST ONE OF THE SLIDE PROJECTORS FOR ADJUSTING THE LONGITUDINAL DISTANCE BETWEEN ITS BULB AND SUPPORT MEANS.

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1. A LENSLESS SLIDE PROJECTOR UNIT, COMPRISING;
- A SUPPORT, A PAIR OF SLIDE PROJECTORS MOUNTED SAID SUPPORT, SAID PROJECTORS HAVING HOUSINGS WITH SUBSTANTIALLY PARALLEL LONGITUDINAL AXES, SAID PROJECTOR HOUSINGS HAVING FIRST PORTIONS AND SECOND PORTIONS ROTATABLY MOUNTED THEREON FOR ADJUSTMENT ABOUT THEIR LONGITUDINAL AXES, SAID SECOND PORTIONS DEFINING HOUSING OPENING AT ONE END THEREOF, INCANDESCENT BULBS HAVING SUBSTANITALLY POINT LIGHT SOURCES THEREIN MOUNTED WITHIN SAID FIRST HOUSING PORTIONS, SUPPORT MEANS ON SAID SECOND HOUSING PORTIONS FOR RETAINING TRANSPARENT SLIDES IN PLANES EXTENDING PERPENDICULAR TO THE LONGITUDINAL AXES, AND MEANS IN AT LEAST ONE OF THE SLIDE PROJECTORS FOR ADJUSTING THE LONGITUDINAL DISTANCE BETWEEN ITS BULB AND SUPPORT MEANS.

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