1
Richard J Hovey: Photochromic light valve. American Optical Corporation, H R Berkenstock Jr, William C Nealon, August 23, 1977: US04043637 (65 worldwide citation)

A lens having an optical density which is variable under differing light conditions can be produced by imbibing a synthetic polymer lens such as a polycarbonate or diethylene diglycol bis allyl carbonate polymer with a solution of a metal dithizonate. A polarizing sheet can be laminated thereto or a ...


2
Albert R LeBoeuf: Process for the production of an abrasion resistant optical element. American Optical Corporation, H R Berkenstock Jr, William C Nealon, July 27, 1976: US03971872 (59 worldwide citation)

A process for preparing an abrasion resistant allyl diglycol carbonate lens is provided. The allyl diglycol carbonate lens prepared by the process of the invention has an abrasion resistant coating thereon comprised of a transparent base of a hydrolyzed polysilicic acid ester and polyvinyl alcohol c ...


3
William Trevor Link, Henry Ferdinand Rugge, William David Jansen: Apparatus and process for determining systolic pressure. American Optical Corporation, Stephen A Schneeberger, William C Nealon, H R Berkenstock Jr, March 1, 1977: US04009709 (59 worldwide citation)

A conventional pressure cuff is attached to a living test subject. First means are provided for changing pressure in the cuff and thereby applying pressure to the subject. Second means communicating with the cuff are provided for measuring a quantity proportional to a time-dependent fluctuating comp ...


4
William Richards, Bernard Grolman: Artificial intraocular lens and supporting system therefor. American Optical Corporation, H R Berkenstock Jr, William C Nealon, March 29, 1977: US04014049 (53 worldwide citation)

A lens suitable for implantation in an aphakic eye is provided with a supporting system useful in positioning the lens in either the posterior or anterior chamber and which accommodates to normal function of a dynamic pupil. The supporting system includes flexible spring-like members structurally de ...


5
Michael Lajos Polanyi, David Stanley Ostrowski: Reflection standard for fiber optic probe. American Optical Corporation, Stephen A Schneeberger, William C Nealon, H R Berkenstock Jr, September 27, 1977: US04050450 (52 worldwide citation)

A flexible fiber optic probe or catheter insertable into the cardiovasular system for monitoring blood oxygen saturation or the like is provided with an improved standard for the calibration of the catheter and its associated electro-optic equipment. The improved calibration standard is particularly ...


6
John King Davis, Henry Grant Fernald: Ophthalmic lens series. American Optical Corporation, H R Berkenstock Jr, William C Nealon, June 1, 1976: US03960442 (42 worldwide citation)

A general purpose ophthalmic lens series incorporating an aspheric, atoric design concept which allows the selection of lens base curves substantially independently of traditional field of view or marginal error performance criteria. Factors of sensitivity of field errors to fitting distance, shape ...


7
Colin K Yates: Microchannel plates. American Optical Corporation, William C Nealon, September 7, 1976: US03979621 (39 worldwide citation)

An electron multiplier channel plate comprised of a web structure of open channels fused within a solid glass annulus. Inner walls of the channels are constructed of a high lead content glass having its electrical resistance lowered by treatment at high temperature in a reducing atmosphere. Outer wa ...


8
Edward Z Zdrok, Emil W Deeg: Method for marking intraocular lenses. American Optical Corporation, H R Berkenstock Jr, William C Nealon, August 2, 1977: US04039827 (39 worldwide citation)

Nondestructive marking of plastic artificial intraocular lenses for coding purposes. Exposure with ultraviolet radiation of portions of a lens surface forming boundaries of desired coding characters or similar exposure only of areas forming the characters themselves produces a differential in refrac ...


9
Emil W Deeg, Robert E Graf, David A Krohn: Artificial intraocular lens. American Optical Corporation, H R Berkenstock Jr, William C Nealon, December 14, 1976: US03996627 (38 worldwide citation)

A chemically durable, inert optical implant lens and glass composition for the manufacture of same.


10
Leei Chang, John A Verburg: Process for coating a lens of synthetic polymer with a durable abrasion resistant vitreous composition. American Optical Corporation, William C Nealon, November 9, 1976: US03991234 (36 worldwide citation)

There is disclosed a process for improving the adhesion of an evaporable glass coating on a synthetic polymer lens by the application of a base vitreous coating of a mixture of silicon dioxide and silicon monoxide by evaporating silicon monoxide under vacuum in an oxygen atmosphere so that in additi ...