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The Kid Should See This

Make a 3D “hologram” using your smartphone and a CD jewel case

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Create a 3D “hologram” illusion with your smartphone! This DIY tutorial by Arun Maini, inspired by YouTuber American Hacker, shows us how with the help of an old CD jewel case, some graph paper, a pen, scissors, an x-acto knife, clear tape or glue, and your smartphone. The illusion is completed when a specially-made four image video reflects in the transparent plastic. Two examples below:



Note: While these illusions are called holograms—”3D images created by interference of light beams” that don’t need “special lenses, screens or other props”—this illusion is created with reflections of light.

TEACHING RESOURCES
• Pepper’s Ghost ‘Hologram’ Illusion, a lesson activity from Vancouver’s Science World.
• Peppergram vs Hologram, a .pdf from Laser Classroom.

After you’ve turned your smartphone into a 3D “hologram” projector, turn it into a digital microscope for around $10.

Plus, explore more about Pepper’s Ghosts.

via Motherboard.