Apparatus and method for coupling high intensity light into low

Optical waveguides – With optical coupler – Input/output coupler

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G02B 632

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active

057613567

ABSTRACT:
A method and apparatus for coupling high intensity light into a low melting temperature optical fiber which uses a high temperature, low NA optical fiber as a spatial filter between a source of high intensity light and a low melting temperature, low NA optical fiber. The source of light may be a high intensity arc lamp or may be a high NA, high melting temperature optical fiber transmitting light from a remote light source.

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patent: 5452392 (1995-09-01), Baker et al.

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