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A bundle of optical fibers
A bundle of optical fibers
A TOSLINK fiber optic audio cable with red light shone in one end
A TOSLINK fiber optic audio cable with red light shone in one end
Colladon's "light fountain"
Colladon's "light fountain"
A wall-mount cabinet containing optical fiber cables. The yellow cables are single mode fibers; the orange and aqua cables are multi-mode fibers.
A wall-mount cabinet containing optical fiber cables. The yellow cables are single mode fibers; the orange and aqua cables are multi-mode fibers.
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A glass building facade
A glass building facade
A piece of volcanic obsidian glass
A piece of volcanic obsidian glass
Moldavite, a natural glass formed by meteorite impact, from Besednice, Bohemia
Moldavite, a natural glass formed by meteorite impact, from Besednice, Bohemia
Tube fulgurites
Tube fulgurites