摘要:
An improved photosensitive member for use in electrophotography which comprises a substrate and a light receiving layer having a charge carrier generation layer and a charge carrier transportation layer composed of a carbonic film the nucleus of which matrix being carbon atom, which contains 40 atomic % or less of hydrogen atom and which possesses an optical band gap of 1.5 eV or more and an electric conductivity of 10.sup.-11 .OMEGA..sup.-1 cm.sup.-1 or less.It is always and substantially stable regardless of the changes in use environments and it enables to make highly resolved images with a clear half-tone which are highly dense and quality at high speed.
摘要:
An improved photosensitive member for use in electrophotography which is characterized by having a substrate and a photoconductive layer comprising a carbonic film, the nucleus of which matrix being carbon atom, which contains 30 atomic % or less of hydrogen atom and at least one selected from the elements of Group III and Group V of the Periodic Table, and which has an optical band gap of more than 1.5 eV and an electrical conductivity of 10.sup.-11 .OMEGA..sup.-1 cm.sup.-1 or less.It is always and substantially stable regardless of the changes in use environments and it enables to make highly resolved images with a clear half-tone which are highly dense and quality at high speed.
摘要:
An optical card comprises a transparent substrate having a track groove on its surface, an optical recording layer provided on said track groove, and an opaque card substrate provided in such a manner that it may be contiguous to said optical recording layer, wherein an unrecordable part is provided at an end of said track groove formed on the surface of the transparent substrate.
摘要:
An IR-ray absorptive compound represented by the formula (1) or (2): ##STR1## and an optical recording medium having a substrate and an organic dye thin film, comprising the formulae (1) and/or (2).
摘要:
An optical recording medium having a recording layer provided on a substrate, said recording layer comprising an organic thin film containing at least one diazulenium salt compound represented by the formula [I], [II] or [III], and a recording method using it.
摘要:
An apparatus and method for recognizing characters in image information includes inputting image coordinate data corresponding to the handwritten image, displaying a calligraphic image on the basis of the image coordinate data, recognizing characters in the image coordinate data, and erasing the calligraphic image and displaying recognized characters recognized in the recognizing step in the event that a recognized character is a predetermined character such as a period (".").
摘要:
An optical recording medium comprising a substrate and a thin organic film containing at least one kind of dye selected from polymethine family dyes, perylium family dyes, and cyanine family dyes, and a recording process comprising scanning the optical recording medium with a high intensity light beam such as a laser beam to form optically detectable pits on the recording medium.
摘要:
An optical recording medium comprises an organic thin film recording layer on a substrate, which medium performs recording of information by forming a pit with photoenergy, said organic thin film recording layer comprising an organic dye and a polymeric surfactant.
摘要:
An optical recording medium comprises an organic film, wherein said organic film contains at least one compound selected from the compounds represented by Formulas (I), (II) and (III).
摘要:
An optical recording medium comprising a substrate and a thin organic film containing at least one kind of dye selected from polymethine family dyes, perylium family dyes, and cyanine family dyes, and a recording process comprising scanning the optical recording medium with a high intensity light beam such as a laser beam to form optically detectable pits on the recording medium.