Long-throw, tight focusing optical coupler

Details Long-throw, tight focusing optical coupler Long-throw, tight focusing optical coupler

2006-01-24

2006-01-24

Thompson, Timothy (Department: 2873)

Optical: systems and elements

Lens

Including a nonspherical surface

C359S341300, C359S341330, C385S027000

Reexamination Certificate

active

06989945

ABSTRACT:
A long-throw, tight focussing optical coupler has a first passive optical element capable of coupling light between an optical source and an optical destination and a second passive optical element, capable of coupling light between the optical source and the optical destination, located between the first passive optical element and one of the optical source or the optical destination such that, a light beam from the optical source will be transferred to the optical destination when the optical source and optical destination are spaced apart by a distance.

REFERENCES:
patent: 4481403 (1984-11-01), Del Monte
patent: 5633967 (1997-05-01), Haruta
patent: 6404542 (2002-06-01), Ziari et al.
patent: 6438150 (2002-08-01), Yoo
patent: 6532101 (2003-03-01), Islam et al.
patent: 6553044 (2003-04-01), Eden
patent: 6751379 (2004-06-01), Capewell et al.
patent: 2002/0168139 (2002-11-01), Clarkson et al.

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