摘要 |
<p>Method of fabricating aperture and lens array plates (100, 200) in silicon using photo or electron beam lithographic patterning followed by indiffusion of boron and anisotropic silicon etching and assembling to form screen lenses. In one embodiment, a screen lens is formed of one each aperture and lens plate (100, 200), mounted back-to-back. In another embodiment, a screen lens is formed of a single lens (or aperture) plate (400).</p> |