Monday, June 29, 2026
Science

LED light unlocks 3D optical fingerprints inside materials without lasers

Researchers have developed, for the first time in the world, incoherent dielectric tensor tomography (iDTT), a technology that can read complex three-dimensional optical fingerprints inside materials using only everyday LED illumination.

LED light unlocks 3D optical fingerprints inside materials without lasers
Image: Phys.org
Researchers have developed, for the first time in the world, incoherent dielectric tensor tomography (iDTT), a technology that can read complex three-dimensional optical fingerprints inside materials using only everyday LED illumination.

Originally published at Phys.org

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