发明名称 Lenticular and barrier strip pictures with changeable scenes
摘要 This disclosure is concerned with a lenticular or barrier strip picture with changeable scenes wherein a trimmed lenticular screen or a barrier strip plate is used to view a composite image. On a conventional lenticular picture, the focal plane of the lenticules on the lenticular screen coincides with the backside of the lenticular screen and, therefore, the composite image must be placed in contact with the backside of the lenticular screen. On the lenticular picture according to the present invention, the thickness of the lenticular screen is trimmed such that the focal plane of the lenticules is located further away from the backside of the lenticular screen. In order that a composite image can produce a properly focused composing scene when viewed through the trimmed lenticular screen, it must be positioned on the focal plane of the lenticules away from the backside of the screen, leaving an airgap therebetween. With in such an airgap, a holding plate is disposed to hold down said composite image. Preferably, the holding plate is movably mounted to allow the composite image to be changed out and replaced by another composite image.
申请公布号 US5757545(A) 申请公布日期 1998.05.26
申请号 US19960653509 申请日期 1996.05.24
申请人 IMAGE TECHNOLOGY INTERNATIONAL, INC. 发明人 WU, AUGUSTINE KA-CHEUNG;LAO, KENNETH QUOCHUY
分类号 G02B27/22;G03B25/02;(IPC1-7):G02B27/22;G09F19/13 主分类号 G02B27/22
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