Abstract: An image display device which can change an image size without the image deterioration and can suppress the large-sizing of the image display device is provided. The image display device includes an optical flux generator which is configured to generate and radiate an optical flux in response to an image signal read out for every dot clock, and an optical scanning part which is configured to display an image by scanning the optical flux two-dimensionally. By changing timing at which the optical flux is radiated from the optical flux generator, a size of an image to be displayed is changed. The change of the timing at which the optical flux is radiated from the optical flux generator is performed by changing a period of the dot clock.

Abstract: In a retinal scanning display, a light source part generates light modulated in response to an image signal relating to an image, and an image is displayed by scanning the light radiated from the light source part. The retinal scanning display includes a diffraction element which is arranged on an optical path of the light radiated from the light source part and diffracts light in a predetermined diffraction direction. The diffraction element is arranged such that the diffraction element is arranged such that a projection of a diffraction direction on the diffraction element with respect to a scanning direction of the scanning part becomes approximately 45 degrees.

Abstract: The eyeglass-mountable image display device is an image display device which includes an image projection part and a clip which is mounted on the image projection part. The image projection part is held on eyeglasses by the clip which clamps a part of a lens portion of the eyeglasses from both surface sides of the lens portion.

Abstract: This disclosure discloses a printer configured to perform desired printing, comprising a substantially box-shaped housing, a partition wall that partitions an internal structure of the housing into a first area positioned on a first side, and a second area positioned on a second side opposite to the first side, a control substrate provided to the first area, a medium storage chamber configured to store the print-receiving medium and provided to the second area, an opening/closing lid configured to expose the medium storage chamber to the outside and provided to the housing and configured to open and close between an open position and a closed position, and a print processing mechanism configured to perform desired printing while feeding the print-receiving medium supplied from the medium storage chamber based on control by the control substrate.

Abstract: A first roll is provided, which is formed by winding a base tape having a tape-state base film in which a plurality of RFID circuit elements are disposed with a predetermined interval in the lengthwise direction, an adhesive layer with a predetermined width for affixing the RFID circuit element to a target to be affixed, disposed on one face of the base film, and a separation sheet with a width larger than that of the adhesive layer and disposed so as to extend in the lengthwise direction of the adhesive layer around a reel axis approximately perpendicular to the lengthwise direction.

Abstract: An RFID-tag fabricating apparatus for fabricating an RFID tag provided with an IC circuit, including a substrate-accommodating device for accommodating a first substrate in the form of a tape having a printable surface and a second substrate in the form of a tape to be bonded to the first substrate, a printing device operable to form a predetermined printed indicium on the printable surface of the first substrate, a tag-tape forming device operable to form a tag tape, by bonding together the first and second substrates such that a plurality of IC circuit portions are interposed between the first and second substrates, a tag-tape cutting device operable to cut the tag tape formed by the tag-tape forming device, and a tag-tape cutting control portion operable to change a length of a segment of the tag tape to be obtained as the RFID tag by cutting of the tag tape by the tag-tape cutting device, on the basis of a length of the printed indicium formed on the first substrate, and such that the segment includes at

Abstract: A tag label device includes a cartridge, a cartridge holder portion, and an antenna. The cartridge has a first roll around which a cover tape is wound and is detachably mounted in the cartridge holder portion. The cover tape has a plurality of RFID circuit elements To for transmitting and receiving information disposed thereon. Each of the RFID circuit elements To has an IC circuit part for storing information and an antenna connected to said IC circuit part. The antenna is disposed in the vicinity in a surface intersecting a tape surface of a path of the cover tape fed out from the first roll and transmits created RFID tag communicating information to the antenna by wireless communication and writes it to said IC circuit part. With this arrangement, the tag label device can arrange a tag medium as the cartridge without restricting the mounting/dismounting property of the cartridge and the layout of the cartridge holder portion.

Abstract: A head mounted display device comprises a frame, an image display unit, an extension member and a retaining mechanism. The frame includes a front part, a connection part and a temple part. The front part is mountable on a user's nose and extends in a right-and-left direction in front of the user's eye. The connection part is fixed to at least one edge portion of right and left side edges of the front part and extends in a rearward direction from the one edge portion. The temple part is mountable on the user's ear and rotatably connected with the connection part around a rotation axis extending along an up-and-down direction. The image display unit includes an optical system and is configured to generate an image to be displayed for the user. The extension member extends in a forward direction from the one edge portion. The retaining mechanism is configured to detachably retain the image display unit in the extension member.

Abstract: A light source unit includes an optical coupler, light sources, a light output portion, a light sensor, and a controller. The optical coupler is formed by joining intermediate portions of plural optical fibers together and multiplexes lights, which have entered respective one ends of the optical fibers, in a coupling region where the intermediate portions of the optical fibers are joined together. The light sources emit light of different wavelengths that enter the respective one ends of the plural optical fibers. The light output portion is formed by the other end of one of the plural optical fibers and outputs the multiplexed lights. The light sensor detects light emerging from the other end of at least another one of the plural optical fibers.

Abstract: A multiplexing device for an image display includes: a light source part which has light source modules which irradiate laser beams having different wavelengths; a multiplexing part which multiplexes laser beams irradiated from the respective light source modules; optical fiber parts, each optical fiber part including a light-source-side optical fiber which has one end portion thereof connected to the light source module and a multiplexing-side optical fiber which has one end portion thereof connected to the multiplexing part; and a plurality of connecting parts, each connecting part connecting the light-source-side optical fiber and the multiplexing-side optical fiber with each other. The connecting part can change a distance between the other end portion of the light-source-side optical fiber and the other end portion of the multiplexing-side optical fiber which face with each other.

Abstract: The present invention provides an optical scanning device, an imaging display device and a retinal scanning display which can be further miniaturized. The optical scanning device includes a vertical scanning system for scanning an incident optical flux in a primary direction and a horizontal scanning system for scanning the optical flux scanned in a secondary direction intersecting the primary direction. The optical scanning device further includes a relay optical system arranged between a Galvano mirror in the vertical scanning system and a Galvano mirror in the horizontal scanning system. The relay optical system includes at least a condensing mirror for guiding the optical flux scanned in the primary direction by the Galvano mirror in the vertical scanning system to the Galvano mirror in the horizontal scanning system.

Abstract: An attachment device for attaching a monocular head-mounted display device (HMD) to an eyeglasses-type frame worn on a head of a viewer is disclosed. The attachment device is configured to include: a main body detachably attached to the eyeglasses-type frame; a movable member disposed between the main body and the display device, angularly and linearly displaceable relative to the main body; and a mode changer configured to change between a small-rotation-angle mode and a large-rotation-angle mode, in a mechanically synchronized manner with a relative linear displacement of the movable member to the main body. The small-rotation-angle mode enables the movable member to be angularly displaced through an angle smaller than 180 degrees, while the large-rotation-angle mode enables the movable member to be angularly displaced through an angle equal to or larger than 180 degrees.

Abstract: In a retinal scanning display, a light source part generates light modulated in response to an image signal relating to an image, and an image is displayed by scanning the light radiated from the light source part. The retinal scanning display includes a diffraction element which is arranged on an optical path of the light radiated from the light source part and diffracts light in a predetermined diffraction direction. The diffraction element is arranged such that the diffraction element is arranged such that a projection of a diffraction direction on the diffraction element with respect to a scanning direction of the scanning part becomes approximately 45 degrees.

Abstract: A label producing apparatus includes a pressure bonding roller configured to produce a printed tag label tape by bonding a print-receiving tape paid out from a print-receiving tape roll to a base tape having a plurality of RFID circuit elements and paid out from a cover tape roll, a signal processing circuit configured to create RFID control information to be written to IC circuit parts and a transmitting portion of a radio frequency circuit, an antenna configured to write the thus created RFID control information disposed upstream of the pressure bonding roller in the transport direction of the base tape, and a print head configured to carry out print to the RFID circuit elements disposed upstream of the pressure bonding roller in the transport direction of the print-receiving tape 103. Accordingly, the RFID circuit elements are disposed on the tape at close intervals, and read/write processing can be carried out effectively and continuously.

Abstract: A ferrule connecting structure for optically connecting a pair of fibers which are provided in a pair of ferrules, respectively, the ferrule connecting structure comprises: a first holding portion which holds the pair of ferrules; an peripheral portion which is provided on the pair of ferrules and which includes a plurality of groove portions; a second holding portion which is fit in the groove portion so as to hold the ferrule in a particular rotating position about an axis of the optical fiber; a third holding portion which is detachably attached to the first holding portion so as to press the first holding portion in a direction intersecting with the axis; and a fourth holding portion which presses the pair of ferrules in a direction in which the end faces of the pair of ferrules are opposed to each other.

Abstract: A head mounted display device comprises a frame, an image display unit, an extension member and a retaining mechanism. The frame includes a front part, a connection part and a temple part. The front part is mountable on a user's nose and extends in a right-and-left direction in front of the user's eye. The connection part is fixed to at least one edge portion of right and left side edges of the front part and extends in a rearward direction from the one edge portion. The temple part is mountable on the user's ear and rotatably connected with the connection part around a rotation axis extending along an up-and-down direction. The image display unit includes an optical system and is configured to generate an image to be displayed for the user. The extension member extends in a forward direction from the one edge portion. The retaining mechanism is configured to detachably retain the image display unit in the extension member.

Abstract: A label producing device for producing an RFID label using a tag label tape with print includes a tape feed roller for feeding the tag label tape with print, a print head for performing printing on a print area provided in a cover film, a half-cut unit for cutting, on both end sides in the tape length direction of the tag label tape with print with respect to the print area, layers other than a separation sheet in the width direction to thereby form half-cut lines, and a cutting mechanism for cutting the tag label tape with print in the width direction on sides further toward the both ends in the tape length direction with respect to these two half-cut lines.

Abstract: The eyeglass-mountable image display device is an image display device which includes an image projection part and a clip which is mounted on the image projection part. The image projection part is held on eyeglasses by the clip which clamps a part of a lens portion of the eyeglasses from both surface sides of the lens portion.

Abstract: An image display device which can change an image size without the image deterioration and can suppress the large-sizing of the image display device is provided. The image display device includes an optical flux generator which is configured to generate and radiate an optical flux in response to an image signal read out for every dot clock, and an optical scanning part which is configured to display an image by scanning the optical flux two-dimensionally. By changing timing at which the optical flux is radiated from the optical flux generator, a size of an image to be displayed is changed. The change of the timing at which the optical flux is radiated from the optical flux generator is performed by changing a period of the dot clock.