Matches 1 - 50 out of 143 1 2 3 >
Match Document Document Title
7441355 Folding trading card with magnifying region  
A trading card includes a front wall, a back wall, a bottom wall, and a top wall. The front wall retains a viewing lens. The back wall retains an image. The bottom wall extends between the front...
7369331 Fixed focus handy ovulation tester  
The present invention provides a fixed focus handy ovulation tester, the said ovulation tester comprising an inner casing ( 1 ), having a top and a bottom end; a controllable 5 illuminating...
7352387 Camera with positioning device used to capture magnified and demagnified images  
To provide a camera that is suited to shoot both a demagnified image and a magnified image. The camera includes a housing body 11 containing a CCD 15, and a lens barrel 12. An abutted member...
7277241 Machine for optical assistance in reading checks  
A machine for magnifying a check with a freshnel lens, a front cover and back cover hingably connected, to hold a credit card bill or restaurant check, to hold a credit card, to hold a writing...
6825996 Sample inspecting casing  
There is provided a sample inspection casing capable of easily and surely inspecting an object to be inspected. The sample inspection casing 1 includes: a sample mounting table 5 for mounting...
6793886 Device for monitoring fertility in women by observing physical changes in body fluids  
A kit ( 11 ) is described for the detection of characteristics and parameters of body fluids such as saliva, urine and cervical mucus for the purposes of studying and identifying fertility periods...
6504652 Apparatus and method for laser processing  
A CO 2 laser beam 12 is converted into a beam of uniform intensity at the position of a phase matching element 15 by an intensity converting element 14 and the phase matching element 15 ....
6466366 Microscope with end plate and adapter for viewing multi-fiber connectors  
The portable microscope includes an end plate and pivotable adapter for improved inspection of multiple fiber optic cables in a single connector. The end plate is mounted on the head unit housing...
6404565 Magnifying scope with specimen holders  
A magnifying scope and accessory holder having a main body having an upper end of reduced dimension for supporting a viewing aperture including an eye cup and window arrangement and a lower portion...
6381016 Lead width inspection system and methods  
A leadframe inspection system, methods, and templates are provided. The leadframe inspection templates include upper and lower specification limits marks that form lead width guides. A user places...
6099403 Inspection apparatus for viewing both sides of a plurality of coins in successive fashion  
An inspection apparatus for viewing both sides of a plurality of coins including a three-dimensional enclosure with a top, a bottom and a plurality of sides in combination defining a hollow...
6034826 Optical instrument for observing surface engravings on optical lenses  
An optical instrument for facilitating the observation of surface engravings located on an optical lens includes a base housing having a light source therein for illuminating the optical lens. An...
5982533 Microscope with endplate for viewing surface end of fiber optic cable  
The portable microscope includes an end plate for improved inspection of the end surface of a fiber optic cable at a connection point in a fiber optic system. The end plate is mounted on the head...
5894346 Biological testing microscope  
A portable testing device for examining biological samples in one embodiment comprises a support and a tubular member having a lens holder adjacent one end thereof rotatably mounted on the support....
5731893 Portable microscope for inspecting fiber optic cable  
The portable microscope includes an end plate with a reflective inner surface for improved inspection of the end surface of a fiber optic cable at a connection point in a fiber optic system. The...
5572371 Viewer assemblies and viewable material adapted thereto  
A magnified viewer capable of viewing an information card or sheet supported on a support base of the viewer. The viewer includes a magnifying lens supported above the support base by means of two...
5572370 Apparatus for determining fertile periods  
A compact, self-contained, easy-to-use and readily portable apparatus which can be carried in a woman's purse or pocket for determining the period of maximum fertility. The apparatus includes a...
5510891 Object characteristic direct measuring device utilizing a magnetically attracted lover base and an upper frame having a scaled lens therein  
An object characteristic direct measuring device includes a lower base, a first annular magnetic element disposed in the lower base, and a holder member surrounded by the first magnetic element and...
5267087 Diagnostic device for the examination of biological material  
A portable diagnostic apparatus for the examination of biological material, in particular for the self-examination of a specimen containing substances which differ as a function of ovulation. The...
5172279 Precision film input gate  
An elongated enclosure includes a number of apertures through which a film must be precisely viewed. A slider receives a removable film holder into which a film, such as a 35 mm slide is...
5155556 Hand-held drill bit tester  
A compact tester for examining the sharpened end of a twist drill bit for geometrical symmetry and angular relations. The tester includes an optical system for examining the sharpened end; a holder...
5062697 Portable microscope apparatus  
An apparatus including a first and second cylindrical body member separately and coaxially mounted relative to one another with the first body member including a resilient perimeter eye piece...
4737016 Portable field microscope  
A field microscope is disclosed herein for hand-held operation having a viewer body including a pair of bores lying on a parallel spaced-apart central axis for fixedly securing an eyepiece viewer...
4626971 Illuminated surgical tray apparatus  
An illuminated surgical tray apparatus for the facilitated viewing and selection of thin fibrous surgical materials, such as sutures and related instruments, during a surgical procedure. The...
4594788 Light-tight combination micrographic map-reader protractor compass  
A movable film cartridge with at least one view superimposed by a protractor image on transparent film is further provided with a compass viewed through a prism at an edge of the field of view of...
4506950 Viewing device  
The invention is a viewing device suitable as a novelty item or for such other purposes as a teaching or navigational aid. It comprises a compass and in its preferred form has a 360° panoramic...
4428648 Transparency viewing device  
A transparency viewing device includes a floor supported stand which is vertically adjustable to locate a horizontal arm and a housing thereon at the desired elevation. The housing within which the...
4279482 Illumination of replicas of biological surface tissue  
A replica of biological surface tissue with negative topography lying on a platform is illuminated by means of light from a light source disposed inside a base on which the platform is mounted....
4236781 Illumination system for specimen  
A bonding apparatus for IC pellets is provided with an illumination system for illuminating the IC pellet and a microscope for observing the IC pellet. The illumination system is of reflected dark...
4209226 Optical viewing instrument including capillary tube and holder  
An instrument for viewing samples contained in capillary tubes under optical magnification. The sample-containing capillary tube is disposed in a holder within the instrument wherein the sample is...
4192580 Toy microscope  
A toy microscope for children comprises a base and a body extending upwardly of the base with a hollow head portion at the upper end of the body. An eye piece is provided at the upper end of the...
4099881 Viewer for biological diffusion plate  
A viewer for observing and measuring the diameter of diffusion rings occurring on immuno-diffusion plates employs a magnifying lens for observing the plate and a baffled back lighting system for...
4099874 Detecting system  
A method is disclosed for detecting the formation of or presence of light-interacting domains, e.g. particles or clumps of particles, in a supporting medium which comprises: disposing the...
4089593 Portable viewer  
A portable viewer for microfiche transparencies. The viewer comprises a pair of spaced members between which the transparency to be viewed is inserted. A viewing system including an adjustable lens...
4071174 Map holder for automotive vehicle  
A holder for road maps or the like, viewable by the driver of an automotive vehicle, comprises a two-convolution coil spring whose turns can clamp a paper sheet between them in a generally vertical...
4047806 Hand held microfiche viewer  
The microfiche card has micro images arranged in horizontal rows and vertical columns. The card is inserted into the slots at the fronts of the sides of the housing and can be moved to align the...
4030814 Recipe magnifier and viewer  
A device for holding, viewing recipes and the like written on cards or other data storing means has a hollow triangular frame, a holder in the front of the frame, a magnifying glass, a stand for...
3985451 Method of measuring the pitch angle of yarns provided with a twist  
A method of measuring the pitch angle of yarns provided with a twist, characterized in that an image of the surface of the thread is cast onto a slitted shutter, the slitted shutter and the thread...
3830560 MICROSCOPE APPARATUS  
A microscope comprising an integral tubular frame mounting an eyepiece and a slide stage, and having means for adjusting the position of the stage relative to the eyepiece. In a microscope frame, a...
3785073 NEGATIVE PROOF VIEWER  
Negative proof viewer for viewing negatives and seeing them as positive pictures comprises a casing with support structure inside said casing for holding photographic negatives. A light source...
3767305 RETRO-REFLEX VIEWER FOR DETECTING COUNTERFEIT IDENTITY CARDS  
A device for viewing identity cards and other documents having on their surfaces an overlay pattern of microscopically small beads which are normally invisible but which become visible by...
3767291 RETROVIEWER  
A retroviewer for use in verifying a document having a retro-reflective image bearing layer which is substantially transparent under ordinary diffuse light viewing conditions to provide viewing of...
3754809 MICROSCOPE  
A microscope including a base and a support arm extending upwardly from the base and projecting over a portion of the base. A lens carrier is positioned on and movable with reference to the support...
3707052 SLIDE VIEWER  
A slide viewer with a translucent rear window as principal illuminating source and having a translucent lateral front window for diffusely illuminating the front side of a slide binder when...
3694648 ORNAMENTAL DEVICE  
An ornamental device including a housing, means on the housing for hanging the housing on a suitable support, means within the housing for holding an element to be viewed, means within the housing...
3663096 WIDE ANGLE VIEWER  
A non-distorted image of a panoramic negative is presented to the eye in a viewer having an arcuate film gate and a magnifying system formed of at least one non-spherical lens.
3637283 STEREOMICROSCOPE WITH ILLUMINATION BY SPECULARLY REFLECTED LIGHT  
Illuminating system for a stereoscopic microscope which directs a pair of illuminating light beams toward the viewed object. The angle formed between the beams is equal to the parallax angle formed...
3623790 CAPACITANCE CONTROLLED AUTOMATIC FOCUSING SYSTEM  
In those optical systems in which a lens is moved parallel to the film to either record information on the film or read information from the film, any variation in the distance between the film and...
3589043 PORTABLE VIEWER FOR MICROFILM  
A viewer for microfilm specifically adapted for hand operation, wherein a handwheel is rotated to control and actuate the film wind and unwind operations. A gear is fixed to the end of the...
3582181 POCKET MICROSCOPE INCLUDING ILLUMINATING MEANS AND MOVABLE OBJECTIVE  
A pocket microscope comprising a housing having first and second tubular elements coaxially press fitted together. An eyepiece is mounted on the first tubular element and an illuminating means is...
Matches 1 - 50 out of 143 1 2 3 >