Optical: systems and elements – Lens – With reflecting element
Reexamination Certificate
2005-12-29
2009-06-09
Martinez, Joseph (Department: 2873)
Optical: systems and elements
Lens
With reflecting element
C359S618000, C359S627000, C359S726000, C362S235000, C362S240000, C362S244000, C385S033000, C385S047000
Reexamination Certificate
active
07545584
ABSTRACT:
A high intensity lighting apparatus (400) includes an outer housing (402); a curved support disk (414) having an array of diode or laser-based integrated light source (410) attached thereto disposed within the housing. Each of the light source (110) includes a tube (112) having a laser or diode chip (111) at one end of the tube. The tubes each have at least one concave shaped exit surface (113) on an end opposite the chip, wherein the concave exit surface converges light emitted from each of the light source to focal points within the housing (402). A shape of the curved support disk (414) converges the respective focal points into a light beam having a common focal plane (441). Adjustable secondary optics (431) are disposed in the housing after the focal plane (441) for creating various angles of transmission of the light beam. The laser can be a diode laser, while the diode can be a light-emitting diode (LED).
REFERENCES:
patent: 4743091 (1988-05-01), Gelbart et al.
patent: 5485317 (1996-01-01), Perissinotto et al.
patent: 2003/0235800 (2003-12-01), Qadar
Gold Martin A.
Kaye Stanley
Martinez Joseph
Saliwanchik Lloyd & Saliwanchik
University of Florida Research Foundation Inc.
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