Bizarre Patents
Mouse device with a built-in printer
A mouse device for use as an input device of a computer is provided that includes a housing in which recording paper is loadable, and a printer unit provided within the housing for printing on the recording paper print information received from the computer.
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| Number | Title | Issue Date |
| 4697922 | Dual mode laser velocimeter A laser velocimeter (12) has a laser beam generator (18) for generating first and second laser beams (20, 22) having a waist (40) of reduced cross-section area. A first focusing lens (28) has a first focal length F1 for focusing the first and second laser... | 10/06/1987 |
| 4691997 | Microscope tube A compact microscope tube which provides an image which is right-way up and right-way round, and which permits the placing of attachments such as cameras in locations which do not impede the normal movements of the person using the microscope for observat... | 09/08/1987 |
| 4666262 | Optical systems for endoscopes This invention relates to an endoscope optical system for macroscopic overall view observation and for microscopic detail observation after contacting an object by an objective viewing aperture, the system comprising an objective lens group, an occular le... | 05/19/1987 |
| 4643541 | Optical system for variable inclination angle microscope tubes An optical system for variable inclination angle microscope tubes, in order to shorten properly the distance between the position of the eye point and focusing handle thereby to improve the operability, comprising a first optical element for bending at ri... | 02/17/1987 |
| 4618234 | Finder optical system for cameras A finder optical system for single-lens reflex cameras comprising a screen on which an image by a photographing lens is to be formed through a half-mirror and a relay lens for forming the image formed on the screen in a focal position in front of a magnif... | 10/21/1986 |
| 4572624 | Drafting and macrophotography attachment for a microscope of the inverted type A drafting apparatus, or macrophotography attachment, for a microscope of the inverted type, the apparatus being arranged to provide an erect and laterally non-reversed image of an object on a drawing-surface, and in the observation plane, or an erect and... | 02/25/1986 |
| 4518221 | Image conductors with a reticulated screen An image conducting device is provided using an index gradient optical fiber on the input of which is projected a screened image, reduced by means of the lens-screen-reducer assembly, the image transmitted on to the output face of said fiber being seen th... | 05/21/1985 |
| 4501477 | Lens adapter for endoscopes A variable focal length lens adapter is attached to an endoscope at its eyepiece. The lens adapter includes a lens system constituting a variable focal length lens system in combination with the eyepiece. The lens system of the lens adapter is composed of... | 02/26/1985 |
| 4439022 | Arrangement for the point- and line-wise recording of image information The invention relates to a recording arrangement for image information in the production of printing forms. The laser light modulated with the image content is conducted through a multimode light waveguide into a recording element. There, the modulated la... | 03/27/1984 |
| 4397529 | Illumination system for microscopes An illumination system for microscopes which composes an illumination system for microscopy at high magnification level of a light source, a collector lens, a field stop, an aperture stop, a relay lens system for high magnification level and a condenser l... | 08/09/1983 |
| 4385811 | Rearview device incorporable in helmets A rearview device for a headpiece comprises an optical system which is mountable on the headpiece and includes an objective lens which is directed rearwardly of the wearer of the headpiece for receiving light from an object to the rear of the wearer and f... | 05/31/1983 |
| 4354730 | Optical relay used for transferring an image from one point to another along an optical axis This optical relay is characterized in that it comprises at least one optical system formed from at least two thick optical elements, one of which is convergent and the other divergent, the index, the thickness and the radii of curvature of the optical el... | 10/19/1982 |
| 4353624 | Afocal relay lens system A relay lens system designed as an afocal lens system having a magnification level of 1x and comprising a first lens group having negative refractive power, a second lens group having positive refractive power and a third lens group having negative refrac... | 10/12/1982 |
| 4300812 | Optical system for endoscopes An optical system for endoscopes comprising an objective lens, a plural number of relay lenses for consecutively transferring the image formed with said objective lens and an eyepiece. In said optical system, the whole or portion of one of said relay lens... | 11/17/1981 |
| 4270837 | Periscopic viewfinder system for use in photographic cameras For use in an afocal, periscopic viewfinder system of the type having four spaced apart elements, all equi-convex with aspherized surfaces and identical in pairs, and a central stop, there is provided a novel central reimaging system that is structured to... | 06/02/1981 |
| 4168882 | Optical systems An optical system for conveying an optical image having two first biconvex od lenses arranged end to end on a common optical axis in spaced relationship, and between said first rod lenses but not in contact with them a pair of second rod lenses also arrang... | 09/25/1979 |
| 4158176 | Spatial filter system as an optical relay line A system consisting of a set of spatial filters that are used to optically relay a laser beam from one position to a downstream position with minimal nonlinear phase distortion and beam intensity variation. The use of the device will result in a reduction... | 06/12/1979 |
| 4146296 | Viewing apparatus employing transparent viewing screen Apparatus for viewing a predetermined sector; such as, the right hand rearward side of an automobile by way of a right rear view mirror; via an altered reflection characterized by a first lens for reducing and inverting the view from the right rear view m... | 03/27/1979 |
| 4086000 | Viewfinder optics with zero power doublet A chromatically neutral viewfinder optical system of positive forward and rearward elements and including therebetween a substantially zero power doublet which neutralizes chromatic errors generated by the positive elements.... | 04/25/1978 |
| 4033666 | Microscope vertical illuminor A microscope illumination system provides light for both transmitted and vertical microscopy techniques. A transmitted light illuminator comprises a collector lens system, a zoom lens system, and a collimator lens system which direct the light from a sour... | 07/05/1977 |
| 3985422 | Revolutionary Scheimpflug visual probe Scheimpflug correction is achieved by maintaining Scheimpflug relay lenses at a fixed tilt angle with respect to the axis of the lens system and revolving pairs of said relay lenses about said system axis. The present disclosure revolutionizes previous co... | 10/12/1976 |
| 3959581 | Self-compensating focus system for optical video playback device An optical video playback device having a self-compensating focus system Photographic one or more afocal relays for increasing the operating range of such a system.... | 05/25/1976 |
