Light projection electron beam writing system

Claim 1

AN OPTICAL PROJECTION SYSTEM FOR PROJECTING AN IMAGE IN ACCORDANCE WITH THE INFORMATION CONTAINED IN ORTHOGONALLY ORIENTED LIGHT DEVIATING DEFORMATIONS IN A LIGHT MODULATION MEDIUM COMPRISING MEANS PROVIDING A SOURCE OF LIGHT, A LIGHT MASKING SYSTEM INTERPOSED BE TWEEN SAID SOURCE AND THE MODULATING MEDIUM INCLUDING MEANS DEFINING TWO SETS OF BARS AND SLOTS EXTENDING RESPECTIVELY IN THE DIRECTIONS OF THE DEFORMATIONS IN THE MEDIUM, A PAIR OF CYLINDRICAL LENTICULAR LENS SYSTEMS INTERPOSED BETWEEN THE LIGHT SOURCE AND SAID LIGHT MASKING SYSTEM AND EACH LENS SYSTEM INCLUDING A PLURALITY OF CYLINDRICAL LENTICULAR LENSES ARRANGED IN SIDE BY SIDE RELATION AND CORRESPONDING IN NUMBER TO THE NUMBER OF SLOTS IN SAID LIGHT MASKING SYSTEM AND EXTENDING IN THE SAME DIRECTION AS THE CORRESPONDING SLOTS OF SAID LIGHT MASKING SYSTEM FOR IMAGING SAID SOURCE OF LIGHT IN SAID SLOTS AND A SECOND PAIR OF LENTICULAR LENS SYSTEMS AND EACH INCLUDING A PLURALITY OF CYLINDRICAL LENTICULAR LENSES ARRANGED IN SIDE BY SIDE RELATION WITH THE LENSES OF EACH PAIR OF LENS SYSTEMS ASSOCISATED RESPECTIVELY WITH ONE SET OF SAID ORTHOGONALLY EXTENDING SLOTS OF SAID LIGHT MASKING SYSTEM FOR IMAGING THE LENSES OF SAID FIRSTMENTIONED PAIR OF LENTICULAR LENS SYSTEMS ON A RASTER AREA OF THE MODULATING MEDIUM SO THAT THE LENSES OF SAID FIRSTMENTIONED PAIR OF LENS SYSTEMS IS IMAGED TO THE FULL DIMENSION OF THE RASTER AREA IN A DIRECTION TRANSVERSE TO THE LENGTH OF SAID LENSES AND OUTPUT LIGHT MASKING MEANS FOR BLOCKING LIGHT IMPINGING ON THE LIGHT MODULATING MEDIUM AND UNDEVIATED IN DIRECTION THEREBY AND PASSING LIGHT UNDEVIATED IN DIRECTION IN ACCORDANCE WITH THE IMFORMATION CONTAINED IN THE DEFORMED MODULATING MEDIUM.