Reflective corner cube array

Details Reflective corner cube array Reflective corner cube array

2008-05-20

2008-05-20

Phan, James (Department: 2872)

Optical: systems and elements

Signal reflector

3-corner retroreflective

C359S900000, C356S614000

Reexamination Certificate

active

11202757

ABSTRACT:
The present invention relates to vibration detection devices. In one embodiment a corner reflective array is provided. The corner reflective array includes at least one corner cube. Each corner cube includes three mutually perpendicular reflective surfaces that intersect in a corner.

REFERENCES:
patent: 3977765 (1976-08-01), Lipkins
patent: 5109362 (1992-04-01), Berni
patent: 5589981 (1996-12-01), Kasser et al.
patent: 6655215 (2003-12-01), Hadden
patent: 2002/0118373 (2002-08-01), Eviatar et al.

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