Abstract: A film slide including a transparency having an image section bearing a visual image and a data section bearing encoded data relating to the visual image; and a mount having front and back panels. The panels each define an image window overlapping the image section. At least one of the panels defines a data window overlapping the data section.

Abstract: Film slides bearing encoded data and methods for preparing them. The film slides each include a transparency having an image section bearing a visual image and a data section bearing encoded data relating to the visual image; and a mount including a data portion bearing magnetically recorded data relating to said visual image. The data portion of the mount physically supports the transparency.

Abstract: An envelope includes a transparent sleeve for holding an overhead projector transparency. The envelope further includes at least one transparent flap which is hingedly connected to the sleeve along a long edge thereof. The flap defines a pocket, and a transparent supplemental information sheet or an opaque blocking sheet is inserted into the pocket of the flap for selectively juxtaposing the sheet with the transparency, thereby altering the display.

Abstract: A photo viewing assembly including a housing with a base member, and a photo support extending upwardly from the base member and structured to retain a developed photograph in a viewing orientation. Moreover, a magnifying lens is secured to said housing and disposed a spaced apart distance from the photo support so as to provide a magnified image of the complete developed photograph disposed on the photo support. At least one light source is disposed in forward, confronting relation to the photo support and the developed photograph disposed thereon so as to illuminate a front face of the developed photograph and substantially enhance the magnified image. The housing further includes a pair of spaced apart flange elements structured to shield the light source from the magnifying lens and substantially direct the illumination provided thereby at the photo support.

Abstract: A stereo slide mount is divided into a base frame 21 and a cover frame 22 in order to facilitate the operation for mounting the stereo slide and to improve correctness. The size of the windows of the base frame is equal to the size of the pictures of the films, and pins 25 are provided at four corners of the windows to engage with perforations of the film. The cover frame 22 has holes 26 that correspond to the pins 25 and can be fitted to the base frame. The cover frames 22 are prepared in plural kinds (#0, #1, --) in which the width C.sub.1 between the windows is equal to the width between the windows in the base frame, and the width W of the windows decreases stepwisely. Plural kinds of masking-amount guide devices 31 having the same size of windows as that of the cover frames and having a collimation pattern at the same position on the right and left windows, are successively and temporarily fitted to the base frame 21, and the image of the stereo slide films is observed using a stereo slide viewer.

Abstract: The transparency presentation organizer of the invention is in the nature of a portfolio binder, including left, middle and right sections foldable one with respect to another to open and placed on top of an overhead projector in displaying transparencies placed atop its middle section, composed of a rigid material transparent to projected light, and dimensioned to accept transparencies of 81/2".times.11", 81/2".times.14" and 11".times.17" and to close in storing such transparencies and enabling the organizer to be carried about under one's arm or placed within a briefcase carried in one's hand.

Abstract: A ring binder holder for transparency sheets comprises an elongated, rectangular ring-engagable strip of sheet material such as plastic or heavy paper having two parallel longitudinal edges. A line of ring-engagable openings in the strip is parallel and adjacent to one of the edges. Along the other edge is a line of adhesive on the strip that is adapted to adhere and attach the strip to an edge of a plastic transparency sheet. An elongated opaque flap is hingedly attached to the strip along a line that extends the entire length of the strip between and parallel to the line of ring-engagable openings and the line of adhesive. The flap is hingedly movable between a closed position covering the adhesive line and an open position covering the ring-engagable openings and the adjacent edge of the strip.

Abstract: This invention relates to an overhead transparency storage and presentation pocket. The pocket has two sheets of material that are welded together along two mutually adjacent edges. Alternatively, the pocket is a folded sheet of material welded along one edge. Attached to the upper or lower sheet is at least one colored and light-permeable or light-dampening flap, which is intended to color the light gap which otherwise normally occurs when presenting an overhead transparency of known standard size with the aid of an overhead projector.

Abstract: A projection apparatus comprises an illumination device for emitting onto a film an illumination light for projecting the film, an index member for focus adjustment, a moving mechanism for moving the index member to a focus adjusting position where the index member is in contact with a surface of the film within an optical path of the projection light, and a member to be operated for focus adjustment.

Abstract: A reusable presentation frame for overhead transparencies that has a view window through which a transparency may be revealed. The presentation frame has a "track" through which an opaque sliding concealment (slider) means may slide and thus conceal a variable portion of the transparency. The presentation frame may be constructed by bonding together multiple levels each having a plurality of borders which define the view window. Starting at the bottom level, the levels may include at least one raiser level, a transparency entrance level through which an overhead transparency may be inserted, a first ledge level, a first track level, and a top frame. The opaque slider may be inserted through the first track level at a side without a border and movably positioned within the presentation frame. Alternate embodiments of the presentation frame may include additional sliders and additional tracks.

Abstract: An improved envelope for transparencies for overhead projectors comprising a substantially rectangular pocket made of a transparent sheet material, the pocket having two longitudinal side edges connected by shorter side edges, and being open at least along one side edge for insertion of a transparency, at least one opaque flap attached in a foldable manner along one of the side edges by means of a flexible adhesive tape, the tape comprising a flexible polyester backing having a thickness of from about 5 to about 15 micrometers, and coated on one surface of the backing is an adhesive layer, wherein the tape has a flexibility measurement of about 1.8 grams, and the flap is capable of remaining in the unfolded position on an overhead projector stage with minimal adhesive transfer at the operating temperature of the overhead projector.

Abstract: A securing apparatus for an article, for example a film or slide, to be scanned in an image scanner has a top and a bottom cover. The top cover is provided with a top window permitting the scanning light emitting from the image scanner to pass therethrough. The bottom cover can be selectively collapsibly connected to the top cover. An insertion mechanism is changeably mounted between the top and bottom covers and is provided with a viewing window corresponding to the top window for securing the article between the windows. The windows permit the scanning light emitting from the image scanner to pass therethrough. The changeable insertion mechanism can be configured to accommodate any film or slide having different sizes or orientations.

Abstract: A protector adapted to accommodate a transparency to maintain it in a clean, dust-free and dry condition so that it may be used with an overhead optical projector to cast the image carried by the transparency onto a viewing screen. The protector is constituted by an open-ended rectangular sleeve whose dimensions are appropriate to those of the transparency, the sleeve including a front panel formed of transparent, acetate film that is breathable to permit a transparency inserted in the sleeve in a wet state to dry out. Also included is a rear panel formed of a transparent, synthetic plastic film of high strength having the same length as the front panel and joined thereto at one side edge to form a folder to receive the transparency so that it is then sandwiched between the panels.

Abstract: Apparatus for automatically digitizing slides, the apparatus including a slide feed assembly (2), at least one digitizing and input station (D), and a reception assembly (2') for receiving slides that have been digitized in this way. Each slide feed and reception assembly (2, 2') includes at least one drawer (6) containing a removable magazine (11) which may be rotationally driven about a vertical axis and including at least one removable slide storage element (12). Transfer systems (14, 21) serve firstly to feed slides from a storage element (12) of the removable magazine (11) to a central turntable (15) which places the slides successively before various workstations including the digitizing and input station (D), and secondly transfer slides after digitizing from the central turntable (15) to a storage element (12) of a removable magazine (11) placed in said reception assembly (2'). The slide feed assembly (2) and the slide reception assembly (2') may be the same assembly.

Abstract: A new and improved device for supporting and transporting overhead transparencies which simplifies the usage of such transparencies comprising: a pair of essentially rigid planar primary lateral wall of an enlarged height and width positionable parallel with each other during the closed orientation, the planar primary panels having short lateral walls extending perpendicularly from the side edges and having short spine wall extending perpendicularly from the lower edge to form a partial box-like configuration, the lateral walls and spine walls providing bearing faces therebetween when in the closed orientation; a hinge coupling the outside extension of the spine walls of the two primary lateral walls allow the pivoting of each primary lateral walls away from other lateral wall; and two secondary lateral walls of an essentially rigid material having a short height and having a width essentially equal to the width of the primary panels, with hinges to couple the upper edge of each primary panel to the lower edg

Abstract: An apparatus for use in projecting a picture image onto a remote surface includes a frame assembly, a stage assembly, and a support assembly. The frame assembly receives a light source and a light pipe through which light from the light source is transmitted and cooled, the stage assembly supports a plurality of discrete transparencies, and the support assembly supports a projecting lens and a reflecting mirror. The stage assembly includes a stage glass for supporting discrete transparencies. The stage glass is rectilinearly displaceable so as to permit any discrete point of the stage glass to be positioned above a light source.

Abstract: An improved envelope for transparencies for overhead projectors comprising a substantially rectangular pocket made of a transparent sheet material, the pocket having two longitudinal side edges connected by shorter side edges, and being open at least along one side edge for insertion of a transparency, at least one opaque flap attached in a foldable manner along one of the side edges by means of a flexible adhesive tape, the tape comprising a flexible polyester backing having a thickness of from about 5 to about 15 micrometers, and coated on one surface of the backing is an adhesive layer, wherein the tape has a flexibility measurement of about 1.8 grams, and the flap is capable of remaining in the unfolded position on an overhead projector stage with minimal adhesive transfer at the operating temperature of the overhead projector.

Abstract: The overhead projector dry-erase accessory of this invention comprises a transparent, rigid, multi-layered body (12) into which overhead transparencies can be placed and utilized. The multiple layers of the device are created by either folding a single piece of transparent substrate in half, or by attaching two separate transparent plates at a single peripheral seam, with an adhesive strip 22. A transparent, dry-erase overlay (16) covers the top surface of the device, with the overlay being attached to the device at two opposing edges. A plurality of overlay spacer and attaching strips (18) both join the overlay (16) to the top plate of the device (14) and raise the overlay off of the top plate so as to create an air pocket for placement of tabbed or untabbed inserts therebetween. The attached edges of the overlay and the top plate of the device are protected, and the peripheral seams are further reinforced by a protective cap (20) placed over and further reinforcing them.

Abstract: A system for facilitating the handling of overhead projector transparencies on an overhead projector of the type including an upwardly facing projector platen. The system includes a frame assembly to provide a support surface adjacent the projector platen. A transparency storage cassette is supported on the support surface in alignment with the projector platen and generally includes a housing defining a closed chamber. An upwardly biased follower plate is mounted within the chamber to support a stack of transparencies. An access door allows loading of the transparencies into the chamber. Between the door and the follower plate is a cam arrangement to move the follower plate downwardly against the bias when the door is moved to an open position to thereby facilitate the loading of the transparencies into the chamber.

Abstract: A transparency folder, which has an index region for inserting an stripe index therein to facilitate locating a specific transparency, an opaque contrast sheet to facilitate quickly identifying the contents of a transparency; the whole transparency folder can provide a transparency with projection and identifi-cation functions.

Abstract: A protector adapted to accommodate a transparency inserted therein in a moist state, the transparency drying out while in the protector and being thereafter maintained in clean, dust-free and dry condition so that it is useable with an overhead optical projector which casts the image carried by the transparency onto a viewing screen. The protector is constituted by an open-ended, rectangular sleeve formed of moisture-impermeable transparent synthetic plastic film material of high strength having front and rear panels between which the inserted transparency is sandwiched, and a sheet of hygroscopic transparent acetate film which is interposed between the moist transparency and the front panel. The sheet act to absorb moisture from the transparency and to dissipate it, thereby drying out the transparency.

Abstract: Folder apparatus for holding and positioning a plurality of transparencies for projection by an overhead projector includes a base panel element with two wing panels extending outwardly and in opposite directions from and secured to the base element. The transparencies are disposed against one wing panel and are movable from the position against the one panel to a position on the base panel for projection, and are movable from the projection position on the base panel to a storage position against the second panel. Transparencies include hook elements which move in slots or tracks secured to the base panel.

Abstract: A sheet of imageable film for use in an overhead projector is provided with at least one, and preferably two, opaque flaps attached in a foldable manner to the film so that the flaps may be unfolded to prevent unwanted light from shining past the edges of the transparency.

Abstract: A slide assembly adapted for use with a projector body, having a projector body, having a light source, an optical system and a chamber in which an image forming element can be placed. The slide assembly has a housing adapted to be positioned over the slide projector body with an active matrix display slide movably mounted to housing with a storage position in the housing and an operating position outside the housing. In the operating position the display slide is positioned in a slide projector chamber for projection of an image onto an external viewing surface.

Abstract: An improved envelope for transparencies for overhead projectors comprising a substantially rectangular pocket made of a transparent sheet material, the pocket having two longitudinal side edges connected by shorter side edges, and being open at least along one side edge for insertion of a transparency, at least one opaque flap attached in a foldable manner along one of the side edges by means of a flexible adhesive tape, the tape comprising a flexible polyolefin backing having a thickness of from about 30 micrometers or less, and coated on one surface of the backing is an adhesive layer, wherein the tape has a flexibility measurement of about 2.5 grams, and the flap is capable of remaining in the unfolded position on an overhead projector stage with minimal adhesive transfer at the operating temperature of the overhead projector.

Abstract: A method and apparatus for positioning slides in a slide tray for either front or rear projection, so that all slides align top to bottom and side to side in a slide tray. Whether viewing either by front or rear projection, a slide is loaded with the image upside down into a slide tray. Through the use of rectangular guides mounted on opposite sides down the length of a reversible slide tray top, which guides, when viewed in cross-section, are symmetric to the vertical centerline of the slide at the approximate meeting of the slide and the top in the slide tray, whereby if the top is reversed the guides maintain their left and right relationship to said centerline but reverse their up and down relationship, all slides bearing a rectangular cutout in the top edge of each slide frame, which cutout is just able to receive either guide, are properly oriented in the slide tray for front or rear projection only if the top seats.

Abstract: An improved envelope for transparencies for overhead projectors comprising a substantially rectangular pocket made of a transparent sheet material, the pocket having two longitudinal side edges connected by shorter side edges, and being open at least along one side edge for insertion of a transparency, at least one opaque flap attached in a foldable manner along one of the side edges by means of a flexible adhesive tape, the tape comprising a flexible polyester backing having a thickness of from about 5 to about 15 micrometers, and coated on one surface of the backing is an adhesive layer, wherein the tape has a flexibility measurement of about 1.8 grams, and the flap is capable of remaining in the unfolded position on an overhead projector stage with minimal adhesive transfer at the operating temperature of the overhead projector.

Abstract: A collapsible slide carousel which allows for more efficient storage and transport thereof. The collapsible slide carousel includes an upper portion, a lower portion and a plurality of slide dividers pivotally secured to the upper and lower portions such that the slides can be positioned in an erect position or a collapsed position. In the erect position the slides are disposed substantially vertically as in a conventional carousel such that the slides can be viewed utilizing a conventional carousel projector. Alternatively, in the collapsed position the slides are disposed in an angular position overlapping one another in a domino-like manner allowing for more efficient storage and transportation of the carousel. The upper portion of the carousel is rotatably disposed with respect to the lower portion such that the carousel can be adjusted from the erect position to the collapsed position, and vice versa, by rotating the upper portion with respect to the lower portion.

Abstract: A slide magazine has a base portion and partitioning walls which project upwardly away from the base portion at mutual spacings to form compartments for accommodating respective slide frames. The partitioning walls are of a height which is adapted to the slide frames and at their ends remote from the base portion are connected together by a strip-shaped holding portion extending over the length of the slide magazine so each compartment can be loaded and unloaded from both sides. To prevent the slide frame in a compartment from falling out laterally, provided at each side of each compartment is at least one resilient retaining portion in the form of a resilient finger with a retaining nose arranged to engage the slide frame.

Abstract: A system for facilitating the handling of overhead projector transparencies on an overhead projector of the type including an upwardly facing projector platen. The system includes a frame assembly to provide a support surface adjacent the projector platen. A transparency storage cassette is supported on the support surface in alignment with the projector platen and generally includes a housing defining a closed chamber. An upwardly biased follower plate is mounted within the chamber to support a stack of transparencies. A door allows loading of the transparencies into the chamber. Between the door and the follower plate is a cam arrangement to move the follower plate downwardly against the bias when the door is moved to an open position to thereby facilitate the loading of the transparencies into the chamber.

Abstract: A slide mount has a frame defining a transparency receiving cavity and a transparency inlet for inserting a transparency into the transparency cavity. A spring capable of imparting a compressive spring force in the transparency receiving cavity is connected to the frame away from the transparency inlet. The spring engages a transparency inserted into the transparency receiving cavity to retain the transparency in the cavity by a compressive spring force.

Abstract: An overhead type file sheet projector including a projector body with a cover provided at an upper face opening thereof, a light source and a projecting condenser lens placed in the projector body. A support arm extends from one side of the projector body to above the projecting condenser lens with a reflecting mirror and a projecting lens system held by the support arm. A stage movably is fitted to guide rails provided at opposite sides of an upper portion of the projector body, and guide members are provided on the stage. The guide members allow movement of the file sheet in a direction orthogonal to the guide rails. A file sheet and a jacket holder for use in the overhead type file sheet projector include pitch movement cuts formed at at least one edge of the file sheet body or the jacket holder body. The pitch movement cuts are formed such that the pitch movement cuts may be engaged with a file sheet movement fitting member formed on a stage movably placed on an upper portion of the projector body.

Abstract: A device for mounting a transparency. The device includes back and front sheets of transparent plastic. The outer edges of the sheets are continuously bonded together. In a preferred embodiment, an opaque coating on the front sheet defines one or more generally rectangular windows. Each window is variously sized to permit the transparency to be viewed therethrough but to prevent light from leaking around the transparency. The sheets are continuously bonded together along three sides of the window to form a pocket between the sheets for mounting the transparency. A slit is formed along a fourth side of the window for inserting the transparency into the pocket.

Abstract: A slide projector has a light table oriented at 60.degree. to a generally horizontal base and connected thereto by a detachable connector. The light table has a tray mounted thereon for movement into mutually orthogonal directions parallel to the plane of the light table and supported by a counterweight, the tray receiving a planar slide holder whose slides and windows are alignable with a window in the light table. A projection lamp is located at the front side of the window while the projection optics are located at the rear side of the window.

Abstract: A cassette web transport mechanism is placed upon an overhead image projector. Multiple overhead projector slides are conveniently secured in a roll of the web. The web is moved in forward or reverse direction by remote control in order to display the desired slide through the projector.

Abstract: A microfilm aperture card having a window for mounting a microfilm, and an adhesive tape which extends around the opening in the card, and covering the edges of the microfilm and the window opening, the adhesive tape being adapted to carry identification indicia.

Abstract: A protective container for transparent slides which includes one or more informational strips on the outside thereof to identify the information carried or illustrated by the slide.

Abstract: A slide projector system adapted to the projection of a continuous train of slides. The train of slides moves in the form of a slide magazine across the body of the projector parallel to the plane of projection transported by a mechanism that assures movement from left to right in the forward direction and from right to left in the reverse direction. The train of slides moves from an open rectangular tray temporarily attached to the body of the projector on one side into another tray temporarily attached to the opposite side. The train of slides comprises an interconnected series of pockets that are naturally folded in an accordion position from which they unfold in traversing the body of the projector and fold again naturally upon leaving the projector body. The present invention includes the slide projector, the left and right slide trays, the slide train transport mechanism and the accordion slide magazine.

Abstract: Apparatus (10) for positioning film media (30, 50) in alignment with a video imager includes a frame having a window (28), a primary gate (12) mounted on the frame for holding film media in a first plane, a secondary gate (13) mounted on the frame for holding film media in a second plane, and a sensor (14) for detecting the presence or absence of film media whereby the video imager is caused to move with respect to the primary and secondary gates to focus on the film media. A carrier (61) comprising a base (80) and cover (81) is provided with a channel (83) for filmstrips (50). The base and cover snap together for the removal and insertion of filmstrips. A plurality of notches (78) are associated with each frame (76) for accurate positioning of the filmstrip.

Abstract: A slide carrier and cooperating guide assembly are disclosed which provide for quick location and precise positioning of film transparencies at a determined focus point in a projector. Slide carriers introduced to the guide assembly are readily interchangeable to allow easy selection of a desired film transparency for projection.

Abstract: A bright and large information capacity projection-type multi-color liquid crystal display is realized by a display device which includes a liquid crystal panel having a plurality of layers of cholesteric-nematic phase transition type liquid crystals having a positive dielectric anisotropy and phase transition hysterisis when a voltage is applied. The liquid crystals are driven to be in homeotropic and focalconic textures which are maintained when at a certain voltage is applied thereto. A desired color of the projected display can be obtained by selecting a thickness of the liquid crystal layer and a refractive index anisotropy of the liquid crystal of the liquid crystal layers.

Abstract: Transparency medium for automatic printers comprises transparent film sheet with central window area and surrounding margin area and a backer sheet bonded to the film sheet only in the margin area. Preferably, a sequence of such backer sheets, including side edges suitable for automatic feeding (such as by tractor pin holes) on a separate edge portion, are separably connected at adjoining forward and rearward edge lines to form a fan folded supply of indefinite length.

Abstract: A microfilm reader which has an optical system for magnifying and projecting an image recorded on a film contained a cassette onto a viewing screen mounted on a pivot shaft of a casing having a generally rectangular flattened box-like configuration of the microfilm reader for folding and unfolding movement comprises a cassette holder, a microfilm driving device for transporting the microfilm so as to place a frame of the microfilm of which an image is to be projected, a reflection mirror supported by the casing for sliding movement so as to be foldable in order to turn the projected image toward the viewing screen, a top cover mounted on and supported by the casing for folding and unfolding movement which is slidably engaged with a top end of the viewing screen so as to define a dark space behind the viewing screen in cooperation therewith when the viewing screen is unfolded and to cover and protect the viewing screen when the viewing screen is folded, and linking device interconnecting the viewing screen and

Abstract: There is provided a slide suspension device for use with a projector which generally comprises an album body including first and second album body portions movable towards and away from each other, a suspension bar fixedly secured to the first album body portion, at least one hanger removably suspended from the suspension bar and a plurality of slide cases hung from the hanger.

Abstract: A holder for a plurality of overhead projection system transparencies includes a ruler-like bar provided with suction cups for attaching the bar to the stage of the projector and U-shaped arms for engaging the holes provided along one edge of each transparency. The rear legs of the arms are rotatably received in bosses provided along the rear edge of the bar and the front legs releasably engage posts at the front edge of the bar.

Abstract: Apparatus is described for use with a projector which can direct light substantially horizontally through a projection location and which can project the image of a slide thereat onto a screen, which enables the projection of the images of slides contained in a flexible storage sleeve of a type which is normally stored in a three-ring binder with the slides coplanar. A carrier has a pair of slightly spaced walls for receiving the storage sleeve between them, the walls having rows and columns of transparent regions corresponding to the location of the slides in the sleeve. A holder slidably supports the carrier so one of its slides lies at the projection location for projecting the image onto a screen. The holder allows the carrier to be slid horizontally to show any of the slides in a row of slides on the sleeve, and allows the carrier to be moved vertically to show the slides on another row of the sleeve.

Abstract: The present invention includes an information projector slide comprising a planar member having a central window for holding a photographic film image and at least one border adjacent the window. A magnetic medium for storing selected digitally encoded alpha-numeric information is affixed to the border. A read/write system for reading information from and writing information to the projector slide includes a read head, a write head, a controller, a keyboard and a display monitor. An optical projection system and a video projection system are provided for concurrently displaying an image from a photographic slide and encoded information from the magnetic media. A cropping system is also provided for use with the video projection system.

Abstract: An audiovisual slide show is recorded by collecting a set of slides having pictures dealing with a broad topic. A strip of laser recording material is disposed on each slide. A laser writes a data pattern corresponding to spoken words on the strip. The words give a self-contained characterization of the picture on a slide. A subset of slides is selected from the set of slides so as to form a slide show. The slides have a photographic image mounted in a holder. A strip of laser recording optical data material is disposed on the border of the holder or on the film adjacent to the image. The strips can store about fifty seconds of human speech or ten times as much artificial speech, such as phoneme speech.

Abstract: A film carrier support mechanism for a film projector of the type having an upper cylindrical member for accommodating a light source, and a lower cylindrical member for accommodating an optical arrangement for projection. The light source is adapted to project a picture stored in any of multiple frames of a film. A support member is interposed between the upper and lower bodies for supporting a film carrier, which receives therein a film to be projected, such that the film carrier is movable in a two-dimensional direction in a plane which is perpendicular to the optical axis of the optical arrangement. The support member includes guide elements which cooperate with the film carrier to guide the film carrier in a lengthwise direction of the film, while the film carrier is in a predetermined position with respect to a direction perpendicular to a lengthwise direction thereof.

Abstract: A registry device for transparencies for an overhead projector comprises a backbone with at least two projections for entering openings in a transparency to prevent it from moving; and, an adhesive-free anchoring sheet of plastic attached to the backbone. The anchoring sheet being of a material that will cling to the glass stage of a projector and prevent the registry device from sliding or being moved until the anchoring sheet is lifted from the glass. In a preferred embodiment a framing sheet also is attached to the backbone.