A lenticular method is known as method for forming stereoscopic images or animated images on a lenticular plate. This method uses a film as an aggregate element having a plurality of lenses provided with almost semi-cylindrical extrusions (circular extrusions). This invention relates to...http://www.google.de/patents/US5812152?utm_source=gb-gplus-sharePatent US5812152 - Image formation method for forming images on lenticular plate, recording apparatus, and information processing system provided with such recording apparatus 
