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A forehead support apparatus for resting a standing users forehead against a wall above a bathroom commode or urinal or beneath a showerhead.
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| Number | Title | Issue Date |
| 5956171 | Electro-optic modulator and method An optical intensity modulator which uses a Sagnac interferometer having an electro-optic phase modulator therein. An electric modulation signal is delivered to the modulator, and the latter is selected so that the phase velocity of optical and electrical... | 09/21/1999 |
| 5883733 | Apparatus for correcting vibrations of images due to vibrations of hands in a video camera An apparatus for minimizing vibration of images in video cameras due to vibration of the operator's hands includes a motion detector, an electric field generator which receives information from the motion detector and generate voltages related to the hori... | 03/16/1999 |
| 5861997 | Catadioptric reduction projection optical system and exposure apparatus having the same A catadioptric projection optical system is provided, which can use a beam splitting optical system smaller in size than a conventional polarizing beam splitter, can set a long optical path from a concave reflecting mirror to an image plane, allows easy a... | 01/19/1999 |
| 5859728 | Method and apparatus for improved spatial light modulation A method and apparatus for modulating a light beam in an optical processing system is described. Preferably, an electrically-controlled polarizer unit and/or an analyzer unit are utilized in combination with a spatial light modulator and a controller. Pre... | 01/12/1999 |
| 5835278 | Optical system for partitioning a real image Optical beam-splitting system for partitioning the real image of an object into a plurality of partial images onto image receivers arranged with a distance between them, comprising an objective lens and a plurality of optical elements arranged in the ray ... | 11/10/1998 |
| 5805343 | Optical element and a method for forming the same An optical element includes a light-transmittable substrate and a light-transmittable dry-light-curing-film layered on the substrate and having an undulant pattern on a surface thereof, characterized by the dry-light-curing-film has a specific range visco... | 09/08/1998 |
| 5805365 | Ringfield lithographic camera A projection lithography camera is presented with a wide ringfield optimized so as to make efficient use of extreme ultraviolet radiation from a large area radiation source (e.g., Dsource .apprxeq.0.5 mm). The camera comprises four aspheric mir... | 09/08/1998 |
| 5796524 | Catadioptric optical system and exposure apparatus using the same This invention provides a catadioptric optical system for achieving excellent imaging performance to obtain a resolution of quartermicron order. The catadioptric optical system is an optical system for transferring a reduced image of a pattern on a first ... | 08/18/1998 |
| 5790296 | Method and apparatus for controlling propagation of electrical charges using multiple coherent light beams A method and apparatus for generating and controlling the propagation of electrons in a semiconductor material using a plurality of beams of coherent light is disclosed. The direction and magnitude of propagation of the electrons in the semiconductor are ... | 08/04/1998 |
| 5786926 | Electro-optical device having inverted domains formed inside a ferro-electric substrate and electro-optical unit utilizing thereof An electro-optical device such as an optical deflector comprising a ferro-electric substrate, electrodes provided on principal surfaces of this substrate and an inverted domain having a polygonal, e.g. triangular shape formed in the substrate, at least on... | 07/28/1998 |
| 5774255 | Adaptive infrared modulator A reversible electrodeposition electrochromic infrared modulator for modulating infrared energy is provided. The modulator includes a working electrode having an infrared transparent substrate with first and second major surfaces. A conductive layer is di... | 06/30/1998 |
| 5774269 | Image pick-up apparatus An image pick-up apparatus (1) which includes a beam splitter (2) for splitting an image into sub-images and several image sensors (3, 4) for picking up the sub-images is provided with a depolarizing element (6) for reducing the linear polarization degree... | 06/30/1998 |
| 5774277 | Optical apparatus An optical apparatus is provided with a main operation member arranged to permit both a rectilinear operation and a rotational operation, a subordinate operation member arranged to be operated to vary an operating force required for operating the main ope... | 06/30/1998 |
| 5764424 | Precision extender lens for stereo vision systems An attachment lens system (10) to adjust magnification has a housing (20) with an optical system (22). The housing (20) has a mechanism (36) to secure it to a stereo visual system (12) and to position the housing (20) in front of the stereo visual optical... | 06/09/1998 |
| 5760964 | Optical engine for tricolor projectors Described is an improved optical engine including dichroic mirror elements that have opposing substantially parallel planar surfaces, with the mirror elements positioned and oriented selectively and simultaneously to split a first light beam incident upon... | 06/02/1998 |
| 5760972 | Zoom lens barrel In order to provide a zoom lens barrel in which the direction of rotation of a zoom ring or a focus ring during the operation thereof can be independently determined even if use is made of a cam cylinder in which the mutual relation between the movement l... | 06/02/1998 |
| 5754344 | Head-mounted stereoscopic image display apparatus This invention relates to a head-mounted stereoscopic image display apparatus to be mounted on the head portion of an observer, including display means for displaying a stripe image formed by dividing right and left parallax images that constitute a stere... | 05/19/1998 |
| 5754329 | Electrochromic display laminates A laminate electrochromic display is disclosed in which a layer containing electrode leads addresses a laminate layer of side-by-side working and counter electrodes. A laminate layer of an electrochromic material is disposed on the electrode layer and, op... | 05/19/1998 |
| 5754571 | Tunable wavelength light source apparatus for stabilizing power intensity by using external auto-power control To obtain a predetermined power intensity without influencing the wavelength of output light by external APC, a laser beam having a predetermined plane of polarization and output from a tunable wavelength light source passes through a Faraday element and ... | 05/19/1998 |
| 5751476 | Display device A display device to be worn by the user on his or her head comprising a pair of left and right image display members which are arranged on a frame to be put on a head of a user in a manner enabling them to be moved in a direction toward or away from each ... | 05/12/1998 |
| 5751419 | Optical delay apparatus An optical delay apparatus that regularly alternately outputs beams having mutually different delays on one optical axis and that can variably set a delay amount of at least one beam. A motor 112 rotation-drives a rotating plate 111 in which reflective po... | 05/12/1998 |
| 5751500 | Zoom lens mechanism with focus camming mechanism A zoom lens assembly (10) includes a plurality of cam barrels (18, 38, 66) which rotate together within non-rotating lens barrels (12, 34, 54) as the assembly is extended and contracted. A compact focusing mechanism (92-156) travels with the innermost cam... | 05/12/1998 |
| 5748379 | Optical engines for tricolor projectors having co-planar like optical elements The invented optical engines are characterized as including generally parallel planar glass plate-mounted or coated dichroic and turning mirror and light valve elements. An important topological feature of the invented optical engines is the fact that lik... | 05/05/1998 |
| 5748377 | Headup display A headup display including a light emission-type display source, a concave mirror having an spherical reflecting surface and located so as to reflect light emitted from the display source, and a reflection-type hologram located so as to reflect the light ... | 05/05/1998 |
| 5748374 | Picture display device A picture display device is disclosed having an illumination system and a picture display panel which is provided with a matrix of n panels and has a pitch pp. The device further has a projection lens system for projecting light modulated by th... | 05/05/1998 |
| 5745308 | Methods and apparatus for an optical illuminator assembly and its alignment An optical illuminator assembly for an analytical instrument, such as a clinical hematology or a flow cytometer instrument, and method of aligning the components of the illuminator assembly and orienting the illuminator assembly. The illuminator assembly ... | 04/28/1998 |
| 5745280 | Light modulation apparatus and method for making light modulation apparatus A light modulation apparatus having a light shutter element which has an electro-optic effect, such as a PLZT. A pair of electrodes are provided on the light shutter element, and a DC voltage applying circuit is connected to the electrodes. The top surfac... | 04/28/1998 |
| 5745279 | Collimator for radiation therapy A collimator for radiation therapy, particularly for medical use, including a first pair and a second pair of blocks for deflecting the radiation-therapy beam that is guided between the blocks of each pair, the pairs of blocks being superimposed with resp... | 04/28/1998 |
| 5742434 | Adapter for extracting a portion of an image from an optical system or device An adapter for an optical eyepiece for propagating a non-collimated light beam from an object along an optical axis of the eyepiece so as to present an image to an observer, the adapter comprising a beam splitter for inserting into the eyepiece so as to i... | 04/21/1998 |
| 5739962 | Lens mount A lens assembly includes a third lens group frame having an end face extending in an optical-axis direction and provided with an end-face cam having displacement along a peripheral direction, for retaining a third group of lenses, a second lens group fram... | 04/14/1998 |
| 5739945 | Electrically tunable optical filter utilizing a deformable multi-layer mirror An electrically tunable optical filter utilizing a deformable multi-layer mirror construction.... | 04/14/1998 |
| 5729377 | Optical apparatus A walk-off device is used to split an incoming beam into two parallel outgoing beams having orthogonal polarization. A polarization flipper is positioned to change the polarization of one of the two beams exiting from the walk-off device so that the two b... | 03/17/1998 |
| 5729388 | System employing dissipative pseudorandum dynamics for communications and measurement An optical communication and/or measurement system includes a transmitter that modulates a pseudo-random noise signal with a message signal to produce a wideband signal for transmission. A receiver, which demodulates the wideband signal to recover the mes... | 03/17/1998 |
| 5726812 | Locking mechanism of zoom lens A locking mechanism of zoom lens which is primarily applied on zoom lens to prevent the lens group of the zoom lens to prevent the lens group of the zoom lens structure from entering into the non-zooming zone of the curvilinear slots through its zooming z... | 03/10/1998 |
| 5724117 | Spectacles with decoration A pair of rimless type spectacles having a flexible lens holding member such as a nylon wire for holding lenses arranged in such a manner that a decoration is fastened to the lens holding member so that the decoration is fastened to the periphery of the l... | 03/03/1998 |
| 5724174 | Intersubband electro-optical modulators based on intervalley transfer in asymmetric double quantum wells The present invention is an electro-optical modulator having (a) a first semiconductor layer and a second semiconductor layer; (b) a first quantum well layer having a conduction band minimum at an optically active point (typically the L point or the X poi... | 03/03/1998 |
| 5724188 | Lenticular lens sheet A double-faced lenticular lens sheet including at least one incident side lens formed on a first face of the double-faced lenticular lens sheet; and at least one corresponding emergent side lens formed on a second opposite face of the double-faced lenticu... | 03/03/1998 |
| 5724196 | Lens barrel A lens barrel is arranged to include a first cam ring having a helicoid part helicoid-connected to the frontmost group of an optical system and a cam part arranged to restrict a front of at least a part of a rear group of the optical system located in rea... | 03/03/1998 |
| 5721633 | Electrochromic device and multilayer glazing An electrochromic device of wholly solid type comprising a transparent substrate and a transparent electroconductive film formed on the substrate, and having an oxidation color forming oxide, a cation conductive layer as an electrolyte, a reduction color ... | 02/24/1998 |
| 5719707 | Metallic oxide/halogen coated cubicle display device A metallic oxide or halogen coated displaying cubicle is formed from two triangular-shaped portions forming a square cube such that a first imprinted, etched or otherwise permanently secured on the like image, such as a company logo, is positioned on one ... | 02/17/1998 |
