Secure card with optically recordable hologram
K. Haga, Katsunori Kawano, K. Hayashi, H. Yoshizawa, Jiro Minabe, Yasuhiro Ogasawara, Shin Yasuda · 2005
To fabricate commercially available hologram cards, we show what kind of layers and properties are required to record and readout faithfully Fourier transform holograms on plastic cards, mainly focusing on protective and reflective layers.