"...a GRadient INdex lens made of gelatin. The rough recipe for the lens which is demonstrated is: Mix 2 packets of Knox gelatin with 1/3 cup of cold water. Make a saturated sugar solution with 1/2 cup of boiling water. Mix the hot water with the gelatin, pour into mold and let set in the refrigerator for ~1 hour. Place lens in water bath for 8-12 hours so the sugar can leach out creating a radially changing index of refraction."
Exponential Innovations Everywhere
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Joost Bonsen's Opinions on How Money, Ideas, and Talent can
Enable Health, Wealth, and Happyness for Each plus Achieve Liberty, Prosperity, and Vitality for All and Ultimately Help Us Spread Beyond Our Cradle Planet Earth
03 November 2010
Fiber Optic Jello ~ Cooking Up GRIN Lens @ MIT
Prof Raskar's student Andrew Bardagjy demos a Jello GRIN Lens...
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