OK THIS CLASSIC MACHINE AFTER 50 YEARS IS STILL PERFORMING GREAT SUPER BRIGHT LITE OUTPUT STRONG POWER AMP VERY SMOOTH AND GENTLE PROJECTION ON YOUR FILMS NO CRACKS ON THE CASE I HAVE COMPLETY RESTORE THE PROJECTOR FROM TOP TO BOTTOM ALL BELTS HAVE BEEN REPLACE ALL GEARS HAVE BEEN CHECK DON'T MISS OUT ON THIS GREAT MACHINE, ONE LAST THING THE LENS KNOB HAS BEEN REPAIRED FOCUS IS WORKING.