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7251082 Photochromic/vitroceramic window assembly  
A photochromic/vitroceramic window assembly that restores some of the natural illumination and warm blue-green colors normally excluded from the interior of an enclosed space after blocking at...
7168268 Method for the production of colored structures of a glass  
A method for the manufacture of colored structures of a glass, particularly for applying an inscription to the glass, by locally heating volume elements of the glass by means of a laser beam. The...
7104090 Method of making polarizing glasses  
Polarizing glass articles and methods of manufacturing polarizing glass articles are disclosed. The method involves forming a polarizing layer on the surface of the glass article by ion-exchanging...
6990285 Method of making at least one hole in a transparent body and devices made by this method  
A method of making an at least one hole in an optically transparent body comprises the following steps: (i) providing an ultrashort pulse laser for producing a laser output with a wavelength λ,...
6912087 Ultra-thin glass polarizers and method of making same  
A method for making a polarizing glass article is provided. The method includes first providing a precursor glass containing metal-halide particles. The precursor glass may be encased in a...
6878653 Ultraviolet ray-absorbing, colorless and transparent soda-lime-silica glass  
An ultraviolet ray-absorbing, colorless and transparent soda-lime-silica glass is disclosed, which glass is prepared by irradiating a cerium containing soda-lime-silica glass with light having...
6844669 Glass funnel for a cathode ray tube and process for its production  
A glass funnel for a cathode ray tube, which has a substantially rectangular opened end at one end and a neck portion at the other end and which constitutes, together with a glass panel having a...
6754429 Method of making optical fiber devices and devices thereof  
The invention provides a method of making optical fiber devices. The method includes providing an ultrashort subpicosecond laser pulse duration pulse laser for producing a laser output with a...
6606885 Infrared, glass polarizer and method  
A glass polarizer and a method of making the polarizer, the polarizer being produced from an R 2 O—Al 2 O 3 —B 2 O 3 —SiO 2 glass containing limited amounts of ZrO 2 and TiO 2 , and having...
6536236 Method of making a polarizing glass  
A method of producing a polarizing glass article that exhibits a broad band of high contrast polarizing properties in the infrared region of the radiation spectrum. The polarizing glass is...
6524773 Polarizing glasses having integral non-polarizing regions  
Polarizing glass having localized regions or patterns of non-polarizing glass is disclosed. The glass is formed by use of reducing gas-blocking material, by local thermal heating of the glass, or...
6516633 Photochromic glass nanoparticles and methods of preparation  
The present invention is directed to microemulsion techniques for rapidly preparing photochromic glass nanoparticles and to the photochromic glass nanoparticles so prepared. More particularly, the...
6408650 Nitrate/nitrite-free manufacturing of glass with selenium  
The invention is a method of retaining selenium in a lass containing selenium by including a manganese compound and not including nitrates or nitrites routinely used in the industry to retain...
6363748 Method of making protective filter lens  
An ophthalmic, protective, filter lens, and a method of producing such lens, the lens having a ratio of Z and Y tristimulus values between 0.25-0.40, a dominant wavelength between 570-580 nm. on a...
6298691 Method of making glass having polarizing and non-polarizing regions  
Method is disclosed for making glass having both polarizing and non-polarizing regions integral thereto by either ion-exchange or by exposure to light and heat. The polarizing regions of the...
6221480 Broadband contrast polarizing glass  
A polarizing glass article, and a method of making the article, that exhibits a broad band of high contrast polarizing properties in the infrared region of the radiation spectrum, that is...
6158246 Barrier film for hydrogen coloration in glass  
Method of patterning or forming color gradients and/or designs on a glass surface are disclosed. Patterns are formed by depositing a film of metal on at least one surface of the glass; forming a...
6089042 Method of forming glass having integral polarizing and non-polarizing regions  
Method of making polarizing glass having integral polarizing and non-polarizing regions disclosed. The method involves applying a protective glass/frit material capable of blocking reducing gas to...
6058739 Long life fused silica ultraviolet optical elements  
The present invention provides a process for substantially extending the useful life of fused silica elements used in high energy ultraviolet optical systems. The fused silica bulk material is...
5728189 Method of altering the visible absorption characteristics of permanently tinted photochromic glasses  
A photochromic glass having colorant incorporated in the glass composition to impart a permanent tint, and having its chromaticity point shifted from the blue-green side toward the red side of the...
5639702 Yellow colored glasses and methods of making same  
Glass colored in yellow, having transmission in the visible light range of the spectrum, which is produced by blending or adding an iodine compound to a matrix of glass having transmission in the...
5625427 Ophthalmic lens  
An ophthalmic lens of photochromic glass having an R 2 O-Al 2 O 3 -B 2 O 3 -SiO 2 base glass composition and a method of producing the lens. The lens contains precipitated cuprous halide...
5620495 Formation of gratings in polymer-coated optical fibers  
Recognizing the rate-determining nature of the coating removal and recoating steps, applicants have demonstrated that with proper combination of low absorbing polymer, glass and low intensity...
5478371 Method for producing photoinduced bragg gratings by irradiating a hydrogenated glass body in a heated state  
In accordance with the invention, the index of refraction of a region of a glass body is selectively increased by treating the material with hydrogen and then simultaneously applying heat and...
5374291 Method of processing photosensitive glass  
A method of processing a photosensitive glass includes exposing. Photosensitive glass by radiation from a laser whose oscillation wavelength lies within the range of wavelengths of exposing light...
5157746 Optical waveguide array including two-dimensional lens and its manufacturing method  
An optical waveguide array includes a two-dimensionally refractive index profile lens for focusing light beams in a scanning direction. The two-dimensionally refractive index profile lens is bonded...
5145757 Method of forming stable images in electron beam writable glass compositions  
A silicate glass article comprising an amount of SiO 2 effective as a network former and, at least one surface of said article having a substantially continuous silver and hydration content...
5102833 Strengthening glass articles with electromagnetic radiation and resulting product  
Alkali metal- and alkaline earth metal-oxide aluminosilicate amorphous glass articles can be strengthened by providing such glass with a cerium dioxide sensitizer and a nucleating agent,...
5102736 Process for the manufacture of reflecting glass and the product thereof  
A process for the manufacture of reflecting glass comprises implantation of ions of selected metal elements under selected conditions of temperature, energy and dosage in a glass substrate to...
5078771 Method of making high energy beam sensitive glasses  
The invention relates to high energy beam-sensitive glass articles exhibiting insensitivity and/or inertness to actinic radiation, glass articles which are darkened and/or colored within a thin...
5045510 Process for preparing a surface darkened glass  
A process for preparing a surface-darkened glass is disclosed. In the first step of this process, a specified silicate glass which contains a minor amount of antimony trioxide is provided....
4979976 Making colored photochromic glasses  
This invention is directed to a method for making tinted photochromic glass articles having an integral reduced surface layer exhibiting color, the glass utilizing silver halide crystals as the...
4979975 Fast response photosensitive opal glasses  
Photosensitively opacifiable glasses requiring very short exposures to ultraviolet radiation to effect the development of opacity are processed by heating to nucleate Ag followed by cooling to...
4944784 Process for preparing a borosilicate glass  
A process for preparing a surface-darkened glass is disclosed. In the first step of the process, a specified alkali alumino-borosilicate glass which contains a minor amount of antimony trioxide is...
4908054 Method for making infrared polarizing glasses  
This invention is directed to the preparation of glass articles exhibiting a relatively broad band of high contrast polarizing properties in the infrared region of the radiation spectrum from...
4854957 Method for modifying coloration in tinted photochromic glasses  
A metod for making a photochromic glass article exhibiting a surface color pattern wherein a silver halide-containing photochromic glass article is treated by exposing at least a portion of the...
4847138 Thermal writing on glass and glass-ceramic substrates  
There is disclosed a method of producing a transition metal pattern on a glass or glass-ceramic substrate by selective exudation of a transition metal from a glass substrate containing the metal as...
4842632 Method of making multifocal lens blanks  
There is disclosed an improved method of assembling and fusing the segment and major elements of a multifocal lens blank that employs glass spacer members to space the segment from the major...
4840655 Method for making colored photochromic glasses  
An optically activated bleaching process effective to permanently modify the color of surface-colored silver halide-containing photochromic glasses produced by thermal reduction treatments is...
4820326 Method for producing solarization-stable ultraviolet filter glasses for the 280-500 nm transmission range  
Alkali silicate glasses, pigmented with Co 2 + or with Co 2 + and Ni 2 +, and having the composition: SiO 2 : 52-71% by weight PbO: 2.9-16.8% by weight SnO 2 : 0.1-1.65% by weight Na...
4794435 Photochromatic gradient lens having two colortones and process for producing same  
An tinted eyeglass lens having a photochromic gradient and a process for producing the same are disclosed. The photochromic gradient is provided by changing the particle diameter of silver halide...
4786305 Heat treatment of flat photochromic sheet glass  
This invention is directed to a method for heat treating a sheet of a potentially photochromic glass to cause the growth of silver halide crystals therein which impart photochromic properties...
4769310 Laser marking of ceramic materials, glazes, glass ceramics and glasses  
A method of laser marking ceramic materials, glazes, glass ceramics and glasses that contain at least one radiation-sensitive additive, utilizing a laser beam as radiation energy source which is...
4743099 Method of making a TFT LC display having polychromatic glass color filters  
A thin film transistor liquid crystal device with color capabilities can be fabricated using polychromatic glass. Polychromatic glass is a full-color photosensitive glass in which colored regions...
4743098 TFT LC display having polychromatic glass color filters  
The color filters required for a thin film transistor liquid crystal display device are provided by using polychromatic glass for either the front or rear glass panel of the device. Through a...
4614530 Step gradient photochromic glass body and process  
A step gradient photochromic glass body is produced by illuminating a selected region of a photochromic glass during isothermal heat treatment with light of a specified energy and intensity while...
4567104 High energy beam colored glasses exhibiting insensitivity to actinic radiation  
The invention relates to high energy beam-sensitive glass articles exhibiting insensitivity and/or inertness to actinic radiation, i.e., glass articles which are darkened and/or colored within a...
4549894 Ultraviolet absorbing photochromic glass of low silver content  
There is disclosed a method of producing a photochromic glass having a reduced transmittance for ultraviolet radiation while having substantially unimpaired photochromic properties. The method...
4549795 Polarized glass  
Polarized ophthalmic glass lenses are made from conventional ophthalmic glass. This is accomplished by heating a sheet of ophthalmic glass, which includes a reducible metal oxide as part of its...
4498919 Method for making colored photochromic prescription ophthalmic lenses  
Colored photochromic ophthalmic lenses are produced by combining a photochromic cap element having an integrally colored back surface with an ophthalmic crown base element having a...
Matches 1 - 50 out of 108 1 2 3 >