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Akihiro Nagano Patents |
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Inventor: Nagano; Akihiro
Address: Kawasaki, JP
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4856869 |
Display element and observation apparatus having the same |
August 15, 1989 |
| A display element includes a substrate and a display pattern formed on the substrate, the display pattern including a diffraction grating. The width in the direction perpendicular to the grating lines of the diffraction grating of the display pattern is selected so as to prevent re-diffr |
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