| 摘要 |
PURPOSE:To eliminate the cross stroke and enhance the separation of channel with an easy control, by giving different colors to the sound tracks of an optical sound recording film. CONSTITUTION:The light given from a lamp 11 is printed to a single side of a color film A via a condenser lens 12, a ribbon 13 provided with every track so as to be vibrated by a voice current, a light bulb lens 14, a slit 15, a color filter 16 having different colors at its right and left sides, a prism 17 and a mask 18 respectively. For instance, the red and green colors are given to sound tracks 2 and 3. In such way, no cross stroke is produced to enhance the separation of channel with a easy control. |
