05355284 is referenced by 230 patents and cites 26 patents.

A mirror assembly including an enclosure having an aperture, and defining a cavity, a light source or lamp for emitting light in predetermined wavelengths or an instrument for emitting or receiving light having predetermined characteristics, borne by the enclosure and positioned in the cavity; and a dichroic mirror borne by the enclosure and disposed in substantially occluding relation relative to the aperture, the dichroic mirror reflecting ambient visible light and being substantially transparent to the light emitted by the light source and instrument, or received by the instrument as the case may be.

Title
Mirror assembly
Application Number
482254
Publication Number
5355284
Application Date
October 19, 1992
Publication Date
October 11, 1994
Inventor
John K Roberts
Sheboygan
WI, US
Agent
Godfrey & Kahn
Assignee
K W Muth Company
WI, US
IPC
G02B 5/08
F21V 9/00
B60Q 1/00
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