Optical element

Details Optical element Optical element

2005-12-09

2008-09-23

Pritchett, Joshua L (Department: 2872)

Optical: systems and elements

Light interference

Produced by coating or lamina

C359S589000, C359S584000, C385S129000

Reexamination Certificate

active

07428102

ABSTRACT:
An optical element which includes an optical block having a cavity part formed on an optical path and an inclined face formed in an internal face of the cavity part at a prescribed inclining angle with respect to a traveling direction of light. Multilayer films of the same structure are formed at least on the internal face of the cavity part and on an interface between a light incident end and/or emission end of the optical block and outside. The multilayer film formed on the incline face in the internal face of the cavity part has at least a wavelength selecting function for light to be used.

REFERENCES:
patent: 6404958 (2002-06-01), Boye et al.
patent: 6465105 (2002-10-01), Johnson et al.
patent: 2002/0051603 (2002-05-01), Hajjar et al.
patent: 2002/0080457 (2002-06-01), Nakanishi et al.
patent: 2004-354752 (2004-12-01), None
patent: 2005-084188 (2005-03-01), None

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