You see here (at the bottom of the image) the optical fibre through which the web page you are now viewing started its 550km / 350 mile journey to Sydney (thence the world).
Larger than life, this macro image shows the sheath inside which is the micro fibre carrying a laser-generated light of wavelength 1550 nanometres. A bit picture of a little light.
[An entry to Photo Friday: Macro]
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Cool, and I like the touch of the technical details too!
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