Process for fabricating multi-discrete-phase fresnel lenses

Details Process for fabricating multi-discrete-phase fresnel lenses Process for fabricating multi-discrete-phase fresnel lenses

1991-11-25

1994-01-11

Bowers, Jr., Charles L.

Radiation imagery chemistry: process, composition, or product th

Imaging affecting physical property of radiation sensitive...

Making named article

430323, 359565, 359571, 1566591, 156657, G03C 500, G03F 700

Patent

active

052780287

ABSTRACT:
A process is provided for fabricating multi-discrete-phase binary Fresnel acoustic and optical lenses through the use of standard microelectronic fabrication techniques, thereby enabling such lenses to be produced repeatedly and economically to exacting design specifications.

REFERENCES:
patent: 3576630 (1971-04-01), Yanagawa
patent: 4172004 (1979-10-01), Alcorn et al.
patent: 4401367 (1983-08-01), Grantham et al.
patent: 4530736 (1985-07-01), Mutter
patent: 4895790 (1990-01-01), Swanson et al.
patent: 4944838 (1990-07-01), Koch et al.
patent: 4966447 (1990-10-01), Huang et al.
patent: 5041849 (1991-08-01), Quate et al.
patent: 5058977 (1991-10-01), Sorin
patent: 5073007 (1991-12-01), Kedmi et al.
patent: 5156943 (1992-10-01), Whitney
Yamada, K.; Shimizu, H. New Types of Ultrasound Focusing Transducer Systems. Japanese Journal of Applied Physics. 1982; vol. 21 Supplement 21-3, pp. 135-137.
Yamada, K.; Sugiyama, T.; Shimizu, H. Theoretical Considerations on Acoustic Field Formed by Fresnel-Zone-Type Focusing Radiator. pp. 180-182.
Yamada, K.; Shimizu, H.; Minakata, M. Planar-Structure Focusing Lens for Operation at 200 MHz and its Application to the Reflection-Mode Acoustic Microscope. IEEE Ulstrasonics Symposium. 1986; pp. 745-748.

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