An existing hologram can be copied by embossing or optically. The image is digitally reconstructed by a computer from the recorded hologram. When this beam illuminates the hologram, it is diffracted by the hologram's surface pattern. It began with a giant projection of a hologram of Spears onto a water screen. It allows the player's creature to beam onto planets, rather than using a hologram. Hubley has an advanced hypnosis machine with a hologram projector. Lister realises that that dimension's Lister is a hard light hologram. Most people have never seen a laser-lit transmission hologram. The card may embed a hologram to avoid counterfeiting. Another feature is a new, sophisticated hologram that reflects light in different colors. Before leaving, he creates a floating green hologram of Arisia above her body. A volume hologram effectively acts as a colour filter. She exists as a computer which produces a hologram. He takes a seat, as a hologram of Batman activates. Theories may include reference to missile or hologram technology.