Top Tweets for #ScratchHolograms

Holoseal @holoseal

about 3 years ago

Scratch Holograms - Holoseal Secret data is hidden by scratch holograms, which the end user can only see after removing the holographic image. #holograms #scratchholograms #hologramlabels #highsecurityholograms #holoseal #mumbai #navimumbai #india https://t.co/gha34FZ4Ii

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aHEMagain Archive @aHEM_again

over 8 years ago

#ScratchHolograms Video clips for major article on #SpecularHolography as relates thin-plane #ferrofluid magnetic field viewers. ⤵️#ahemPHYSICS #ahemSCIENCE #ahemDIY

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Alan Small @TheFort_FW

about 9 years ago

An outdoor shot of the CISD #ScratchHolograms plus #fidget #fidgetspinners project from a #Maker activity! #CastleberryIsd #tschb

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Eric Valosin @EricValosin

about 10 years ago

Starting to better understand the #geometry behind these #scratchholograms My latest #exp… https://t.co/ReqvpKl2u3)

EricValosin's tweet photo. Starting to better understand the #geometry behind these #scratchholograms

My latest #exp… https://t.co/ReqvpKl2u3) https://t.co/pACVB6FUlj

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