Patents
Patents for G02B 3 - Simple or compound lenses (21,564)
10/1988
10/12/1988EP0286368A2 Anamorphic single lens
10/12/1988EP0285796A1 Optical range finding system
10/11/1988US4776868 Lenses and lens arrays
10/11/1988US4776679 Objective of variable focal length
10/05/1988CN87212599U Infrared ring band lens
10/04/1988US4775229 Fresnel lens in a finder optical system
09/1988
09/28/1988EP0284414A2 Exposure apparatus
09/28/1988EP0284346A2 Improved optical interface for a magneto-optical current transducer
09/28/1988CN87214416U Liquid optical lens
09/20/1988US4772105 Graded refractive index lens system
09/20/1988US4772094 Optical stereoscopic system and prism window
09/14/1988EP0282397A1 Visualization device collimated in relief
09/14/1988CN87108126A Process for casting polymerization of lenses made by polyurethane resin having sulphur
09/13/1988US4770506 Gradient index single lens
09/13/1988US4770479 Optical elements having buried layers and method of manufacture
09/13/1988CA1241856A1 Light guide apparatus
09/06/1988US4769750 Illumination optical system
09/06/1988US4768867 Aspherical single lens
08/1988
08/23/1988US4765725 Imaging single lens
08/23/1988US4765723 Objective lens system for optical reading device
08/17/1988EP0278638A1 Improved lens
08/17/1988EP0278127A1 Replica lens having a glass lens body
08/17/1988CN87102856A Equiloading formed mercury reflecting mirror
08/10/1988EP0277218A1 Hydrogel contact lens
08/09/1988US4762403 Imaging optical system having a distributed index lens
08/03/1988EP0277024A1 Stand magnifier
08/03/1988CN87208157U Popular type plastic effect mirror
08/02/1988US4761062 Gradient index lens array with improved image quality due to stray light reduction
07/1988
07/27/1988EP0275673A1 Optical communication systems
07/27/1988EP0079958B1 High resolution optical-addressing apparatus
07/27/1988CN87100168A Micro-groove plastic lens
07/19/1988US4758072 Gas zoom lens assembly
07/19/1988US4758071 Collimator lens
07/12/1988US4756972 Support with radiation cured lacquer comprising aromatic diacrylate compound
07/12/1988US4756733 Ion exchanging providing monovalent outdiffusing cations
07/06/1988EP0273568A1 Gas zoom lens assembly
07/05/1988US4755921 Lens
07/05/1988US4755039 Focusing lens
07/05/1988US4755029 Objective for an endoscope
06/1988
06/28/1988US4753520 Compound catoptric cartesian ovoid lens
06/22/1988EP0271839A2 Casting polymerisation process for preparing sulfur-containing urethane resin lens
06/21/1988US4752116 Transmission type projection screen
06/08/1988EP0269996A1 Method of producing a buried region with a higher refractive index in a glass body by ion exchange
05/1988
05/31/1988US4748062 Decorative member having transparent layer with lens effect
05/31/1988US4747667 Plastic lens array
05/24/1988US4746948 Focus detection device
05/19/1988WO1988003659A1 Retroreflecting means
05/19/1988WO1988003658A1 Lens for receiving and/or transmitting infrared radiation
05/19/1988WO1988003393A1 Small incision intraocular lens with adjustable power
05/18/1988EP0267599A2 Fly eye lens unit for illumination
05/17/1988US4745357 Optical interface for a magneto-optical current transducer
05/17/1988US4744620 Optical coupler
05/17/1988CA1236719A1 Chromatic aberration corrected gradient index lens system
05/10/1988US4743093 Optical disc player lens
05/04/1988EP0266244A1 Stigmatic lens for several wave lengths
05/04/1988EP0266120A2 Generating an array of light spots having uniform intensity
04/1988
04/26/1988US4740803 Photo imaging system using two-dimensional optical lens array
04/26/1988US4740727 Cathode ray tube apparatus with coolant expansion chamber
04/26/1988US4740684 Streak camera with refractive light beam conditioner
04/26/1988US4740062 Method and apparatus for lensing a light beam
04/21/1988WO1988002871A1 Ultraviolet radiation and blue light blocking polarizing lens
04/18/1988EP0192669A4 An optical transmission filter for far field beam correction.
04/13/1988EP0263139A1 Lens
04/12/1988US4737447 Process for producing micro Fresnel lens
04/12/1988US4737006 Optical fiber termination including pure silica lens and method of making same
03/1988
03/30/1988EP0261972A2 Integrated, microminiature electric-to-fluidic valve and pressure/flow regulator and method of making same
03/23/1988EP0260758A2 Rear projection screen with improved luminance uniformity
03/23/1988EP0260754A2 Arrangement for connection of a multiplicity of light-guides of an optical cable
03/22/1988US4732458 Gas zoom lens assembly
03/17/1988DE3712145A1 Optical component of adjustable focal length
03/17/1988DE3630700A1 Optical lens
03/15/1988US4731348 Aluminosilicate optical glass
03/15/1988US4731078 Intraocular lens
03/15/1988US4730905 Eyepiece having a radial gradient index lens
03/15/1988US4730897 Projection screen having high resolution and good mechanical stability
03/09/1988EP0258996A2 Thin-film optical components
03/08/1988US4729651 Progressive power ophthalmic lens
03/08/1988US4729645 Non-spherical single lens
03/02/1988EP0257798A2 Imaging system utilizing an oscillating gradient index lens array
03/02/1988EP0257675A1 Optical imaging system having an electronically variable focal length and optical image sensor provided with such a system
03/02/1988CN87104827A Photoreactive lenses
03/01/1988US4729031 Coupling system for image projection
02/1988
02/25/1988WO1988001398A1 Hydrogel contact lens
02/10/1988CN86208112U Spectacles lens with gradually changed focus
02/09/1988US4723843 Endoscope optical system
02/09/1988CA1232568A1 Process for fabricating an optical device
02/02/1988USH423 Fresnel lens in an improved infinity image display system
02/02/1988US4723154 Image reading apparatus
01/1988
01/27/1988EP0254199A2 Transmission type projection screen
01/26/1988US4721518 Having a cermet base, intermediate metal carbide, nitride or oxide layer, group eight metal alloy mold surface
01/26/1988US4721373 Lens system for use with an optical disk
01/26/1988US4721369 Gradient index single lens
01/19/1988CA1231570A1 Integral optical devices
01/13/1988EP0252614A2 Single aspherical lens
01/12/1988US4719488 Copying machine
01/07/1988EP0251621A2 Fountain solutions and printing processes utilising them
01/07/1988EP0250635A1 Method of producing a gradient-index lens
01/05/1988US4717821 For directing radiation from a plurality of acurately displaced directions
12/1987
12/29/1987US4715682 Mount for imaging lens array on optical print head
12/23/1987EP0250193A2 Photoreactive lenses