How the fibre communications revolution began

Confocal Lens system

Concatenated Confocal Lenses

Concatenated Confocal Lenses

 

Confocal Lens

Lens in windowed housing with heater to stop condensation

Gas Lens for Confocal Lens system

Gas Lens for Confocal Lens system

Confocal Lenses setup on the test range

Confocal Lenses setup on the Frogmore Hall test range

 

Self aligning confocal lenses

Concept of Self aligning confocal lenses to compensate for thermal fluctuations in the beam

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