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Inventor: LeFort; Yves
Address: Pessac, FR
No. of patents: 2
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 5764417 |
Compact optical device for night vision and its application to goggles |
June 9, 1998 |
| A compact optical device used to superimpose an intensified infrared image onto a visible image to allow night vision. It can especially be used to make goggles to be worn under the visor of an aircraft or helicopter pilot's helmet. The device includes a combiner located in front of the |
| 5640711 |
Head-mounted visor with variable transmission |
June 24, 1997 |
| A head-mounted visor with variable transmission has at least two zones with different values of absorption of light. Should the visor be mounted on a pilot's helmet, an upper zone designed for looking at the exterior of the aircraft absorbs more light than a lower zone designed for looki |
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