Polarization beam splitter

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Description

FIG. 1 is a perspective view of a polarization beam splitter showing my new design;

FIG. 2 is a front side view of the embodiment shown in FIG. 1;

FIG. 3 is a back side view of the embodiment shown in FIG. 1;

FIG. 4 is a left side view of the embodiment shown in FIG. 1;

FIG. 5 is a right side view of the embodiment shown in FIG. 1; and

FIG. 6 is a top view of the embodiment shown in FIG. 1; and,

FIG. 7 is a bottom view of the embodiment shown in FIG. 1.

Claims

The ornamental design for a polarization beam splitter, as shown and described.

Referenced Cited
U.S. Patent Documents
2985062 May 1961 Clapp
3565508 February 1971 Dumont
D270069 August 9, 1983 Wallace
4779983 October 25, 1988 Learner et al.
5123722 June 23, 1992 Meymand
D344968 March 8, 1994 Dowd
6038005 March 14, 2000 Handschy et al.
6072635 June 6, 2000 Hashizume et al.
6411449 June 25, 2002 Hashizume et al.
6798574 September 28, 2004 Kim
7483214 January 27, 2009 Yoshida et al.
7532406 May 12, 2009 Hill et al.
7646539 January 12, 2010 Itoi et al.
Patent History
Patent number: D633540
Type: Grant
Filed: Mar 19, 2010
Date of Patent: Mar 1, 2011
Inventor: Po-Sheng Lai (Dongshan Township, Yilan County)
Primary Examiner: Paula Greene
Application Number: 29/357,913
Classifications
Current U.S. Class: Lens Or Objective (D16/134)