The single FIGURE is a front elevational view of a fresnel lens array for
infrared motion detector showing my new design, the lens array being a
flat, rectangular, thin sheet having a front surface with grooves, thereon
and a plain, smooth rear surface with no ornamentation.
Claytor, Richard N.
| Patent |
Priority |
Assignee |
Title |
| Patent |
Priority |
Assignee |
Title |
| 2510344, |
|
|
|
| D315422, |
Oct 11 1988 |
Fresnel Technologies, Inc. |
Lens array for passive infrared motion detector systems or the like |
| D315423, |
Feb 27 1989 |
Fresnel Technologies, Inc. |
Long range fresnel lens array for infrared motion detector system |
| D315424, |
Feb 27 1989 |
Fresnel Technologies, Inc. |
Vertical barrier fresnel lens array for infrared motion detector systems |
| D315425, |
Feb 27 1989 |
Fresnel Technologies, Inc. |
Dense wide angle fresnel lens array for infrared motion detector system |
| D315806, |
Feb 27 1989 |
Fresnel Technologies, Inc. |
Dense wide angle fresnel lens array for infrared motion detector |
| D315807, |
Feb 27 1989 |
Fresnel Technologies, Inc. |
Wide angle fresnel lens array for infrared motion detector |
| D315808, |
Feb 27 1989 |
Fresnel Technologies, Inc. |
Extra wide angle fresnel lens array for infrared motion detector |
| D315966, |
Nov 07 1988 |
Fresnel Technologies, Inc. |
Wide angle fresnel lens array for infrared motion detector system |
| GB2173013A, |
|
|
|
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