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Optical telecommunication
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Optical telecommunication
v
t
e
Optical telecommunication
Basic
Smoke signal
Beacon
Hydraulic telegraph
Ships' flags
Optical telegraph
Heliograph
Signal lamp
Photophone
Advanced
Fiber-optics
Optical fiber
Cable
Connectors
Optical wireless
Free-space
Visible light
Li-Fi
In space
Consumer IR
Optical Transport Network
Technologies
OC Rates
Intensity modulation
Modulating retro-reflector
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