| 摘要 |
1394722 Optical apparatus FUJI TELECASTING CO Ltd 2 Aug 1972 [15 Nov 1971] 36156/72 Heading G2J In reproducing holograms 31 recorded on a disc 30, optical means (lens 29 or the equivalent mirror) are provided, the geometry of which is arranged to compensate for the change in angular position of the hologram as it traverses the illuminating beam. |
