1
Jeffrey H Roffman, Timothy A Clutterbuck, Wallace Anthony Martin, Wybren van der Meulen, Edgar V Menezes, Kornelis Renkema, Robert B Phillips, Victor Lust, Jongliang Wu, Gerbrand Eshuis: Method of manufacturing complex optical designs in soft contact lenses. Johnson&Johnson Vision Products, January 19, 1999: US05861114 (63 worldwide citation)

A method of manufacturing complex optical surfaces in soft contact lenses includes a first step of defining the complex optical surfaces with a computer assisted drafting program using a mix of patient determined parameters and selected manufacturing process determined parameters to define a mathema ...


2
Steven D Fantone, Peter F Costa, William A Holmes, Frederick H Moll: Optical viewing device. EndoTherapeutics, Ciotti & Murashige Irell & Manella, November 15, 1988: US04784118 (50 worldwide citation)

An apparatus for viewing a region within a body cavity or the like. The apparatus includes an elongate light pipe having a distal end and a proximal end, which light pipe illuminates the region to be viewed adjacent the distal end of the pipe. An objective lens system is carried at that distal end w ...


3
John J Uebbing, Perry Jeung: Optical bar code reader. Hewlett Packard Company, Ronald E Grubman, March 13, 1979: US04143809 (49 worldwide citation)

An optical bar code reader is provided employing a dual focusing system in which a source of light is focused by a first lens to a small area of the bar code, which reflects the light back through a second lens to a detector. In preferred embodiments of the invention the source and detector are soli ...


4
Hans Erdmann Korth: Rotary access arm for optical disks. International Business Machines Corporation, James M Thomson, December 27, 1988: US04794586 (49 worldwide citation)

A rotary access arm, e.g. for an optical disk has crossed voice coil actuators (6a,b) for in-plane and vertical movements, e.g. track and focus control; the actuators are secured to its distal end in close proximity to the focussing optical system (5a,b). The heavy elements like laser light source ( ...


5
Michael J Simpson, Daniel R Carson: Aspheric lenses. Alcon, Jeffrey S Schira, August 2, 2005: US06923539 (43 worldwide citation)

The present invention provides monofocal ophthalmic lenses that exhibit extended depth of field while providing sufficient contrast for resolution of an image over a selected range of defocus distances. In some embodiments, a lens of the invention can include a refractive surface having controlled s ...


6
Franz Muchel: Optical waveguide connector using aspheric lenses. Carl Zeiss Stiftung, Hopgood Calimafde Kalil Blaustein & Judlowe, December 13, 1983: US04420219 (36 worldwide citation)

A device for connecting first and second light guides to an external part. Each of the light guides extend into a housing which includes a converging aspheric plano-convex lens. The lenses are mounted so that the focal point of the lens is located at the end surface of the light guide and the aspher ...


7
Ryuji Kondo, Kazuyuki Masukane: Solid-state imaging device having aspheric lenses. Fuji Photo Film, Arent Fox Kintner Plotkin & Kahn PLLC, July 2, 2002: US06414343 (36 worldwide citation)

A solid-state imaging device comprises: a semiconductor substrate which demarcates a two-dimensional surface; a multiplicity of photoelectric conversion units configured in a multiplicity of rows and columns on the surface of said semiconductor substrate; a light shielding film having openings forme ...


8
Eric B Grann: Optical wavelength division multiplexer/demultiplexer having preformed passively aligned optics. Blaze Network Products, Bruce H Johnsonbaugh, March 13, 2001: US06201908 (35 worldwide citation)

An optical wavelength division multiplexer and de-multiplexer for single mode or multi-mode fiber optic communication systems is provided. The device includes in its preferred embodiment a prefabricated optical block having a reflective coating on its flat upper surface and a plurality of n filters ...


9
Daniel Gelbart: Microlensing for multiple emitter laser diodes. Creo Products, January 19, 1999: US05861992 (31 worldwide citation)

A microlens for a multiple emitter laser diode consists of narrow slices cut out from molded aspheric lenses. Each slice is mounted in front of one emitter and the slice position is adjusted in the cross-emitter direction to have all emitter images aligned in a straight line, thus compensating for a ...


10
Altmann Griffith E: Aspheric lenses and lens family. Bausch & Lomb Incorporated, POWERS Jeffrey B, August 24, 2006: WO/2006/088440 (27 worldwide citation)

An aspheric IOL for use in an ocular system has no inherent spherical aberration. An aspheric IOL for use in an ocular system has a controlled amount of inherent negative spherical aberration such that the IOL induces no spherical aberration in a converging wavefront. The amount of negative spherica ...