Zebra encodes each hogel onto a laser beam using a high-resolution spatial light modulator.
FORBES: See It and Touch It
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The spherical lens has allowed Zebra to print something called a hogel, a mini-hologram of the entire image.
FORBES: Magazine Article
3.
Each of Zebra's 2-foot-by-3-foot holographic tiles contains 500, 000 separate hogels, and each hogel, 1 millimeter square, offers a slightly different perspective of the same image from the next hogel.