Cool light source for optic fibres
First Claim
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1. Transmission source for synthetic optic fibres comprising:
- light source contained in a transparent envelope,sleeve surrounding said envelope,apertures in said sleeve directed inwardly toward said light source,synthetic optical fibres projecting through said apertures, to ends spaced from said envelope,means for causing liquid flow between said fibre ends and said envelope,such liquid being transparent, and non-reactive with its environs and having a refractive index at least as great as that of water,heat exchange means for cooling liquid existing from between said fibre ends and said envelope,means for returning liquid flow causing means.
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Abstract
A light source in a transparent envelope is contained in a sleeve which mounts the light input ends of optic fibres. Liquid coolant is caused to flow between the envelope and the fibres and is then cooled for recirculation.
30 Citations
10 Claims
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1. Transmission source for synthetic optic fibres comprising:
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light source contained in a transparent envelope, sleeve surrounding said envelope, apertures in said sleeve directed inwardly toward said light source, synthetic optical fibres projecting through said apertures, to ends spaced from said envelope, means for causing liquid flow between said fibre ends and said envelope, such liquid being transparent, and non-reactive with its environs and having a refractive index at least as great as that of water, heat exchange means for cooling liquid existing from between said fibre ends and said envelope, means for returning liquid flow causing means. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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Specification