Abstract: A silver halide color photographic material comprising a support having thereon at least three photosensitive layers containing a silver chloride emulsion or a silver chlorobromide emulsion having an average silver chloride content of at least 96 mol % and containing substantially no silver iodide, said at least three photosensitive layers comprising a cyan coupler-containing layer, a magenta coupler-containing layer and a yellow coupler-containing layer, wherein said at least three photosensitive layers each has different spectral sensitivity peak in the photosensitive wavelength regions of 650 to 690 nm, 720 to 790 nm and 770 to 850 nm, respectively, and the total coating weight of silver halide is not more than 0.78 g/m.sup.2 in terms of silver, and the above-disclosed material wherein the support is a reflective support comprising a base paper impregnated with a synthetic polymer through the surface of the base paper, and a white pigment-containing water-resistant resin layer coated on the base paper.

Abstract: An image forming method comprising;subjecting an image forming medium containing at least a photosensitive silver halide, an organic silver salt, a reducing agent, a polymerizable polymer precursor and a photopolymerization initiator, to imagewise exposure, followed by heating to produce a light-absorbing organic compound in said image forming medium; and subjecting said image forming medium in which said light-absorbing organic compound has been produced, to polymerization exposure to cause said polymerizable polymer precursor to polymerize; where the light-absorbing characteristics of said light-absorbing organic compound are utilized to suppress the polymerization of said polymerizable polymer precursor at the area at which said light-absorbing organic compound has been produced.

Abstract: A photographic material causing less curvature and feasible for rapid processing is disclosed. The photographic material comprises a light-sensitive silver halide emulsion layer on one side on a support and a backing layer on the other side, wherein T.sub.E /T.sub.B, the ratio of the total dry layer thickness T.sub.E of the side having the silver halide emulsion layer to the total dry layer thickness T.sub.B of the side having the backing layer, is not less than 0.8 and not more than 1.5, and the amount of water absorbtion of the side of having the silver halide emulsion layer is not more than 8.5 g/m.sup.2.

Abstract: Disclosed is a method for processing a light-sensitive silver halide photographic material having at least one silver halide emulsion layer on a reflective support, characterized in that at least one layer of the silver halide emulsion layer contains a compound represented by the formula (I) shown below, and the light-sensitive silver halide photographic material with a total amount of a hydrophilic binder contained of 7.5 g/m.sup.2 or less is processed with a color developer with an amount of the color developer replenished of 25 to 100 ml per 1 m.sup.2 of the light-sensitive silver halide photographic material: ##STR1## wherein A, R.sub.1, R.sub.2, R.sub.3, R.sub.4, X.sub.1 and X.sub.2 are as described in the description.

Abstract: In a color print containing cyan, magenta and yellow colored dyes, the color print where the spectral absorption peak wave lengths of the respective colored dyes lie in the range represented by the following formula:1/2(.lambda.y+.lambda.c).gtoreq..lambda.m.gtoreq.1/2(.lambda.y+.lambda.c)-1 0.lambda.c=Spectral absorption peak wave length (nm) of the colored cyan dye.lambda.m=Spectral absorption peak wave length (nm) of the colored magenta dye.lambda.y=Spectral absorption peak wave length (nm) of the colored yellow dyeIn the color print, improvement of the color reproduction and improvement of the observation light source dependency, which hitherto tend to conflict with each other, can be attained at the same time.

Abstract: A color proof formation method includes the steps of bringing a first color separated film original mounted upon an original mounting table into tight contact with a photosensitive material fixed upon a mounting table, and exposing the film original; separating the photosensitive material mounting table from the original mounting table; replacing or exchanging the first film original upon the original mounting table with a second color separated film original; and bringing the second film original into tight contact with the photosensitive material. The steps are repeatedly performed a predetermined number of times so as to form a color proof.

Abstract: A recording medium is provided which comprises a recording layer comprising at least one set of image-forming units containing a region holding a photosensitive protein and a color-developing means capable of developing a color according to a change in the hydrogen ion concentration in the region. Each of said image-forming units within the same set having a photosensitive protein sensitive to a different wavelength.

Abstract: A color image-forming process is disclosed, which comprises imagewise exposing a silver halide color photographic material comprising a support having thereon at least one light-sensitive layer containing at least one coupler capable of forming a dye upon a reaction with an oxidation product of an aromatic primary amine color developing agent and a silver halide emulsion spectrally sensitized with a dye represented by the following general formula (I), (II) or (II), substantially excluding silver iodide, and containing about 80 mol % or more silver chloride, processing the exposed photographic material with a color developer, then processing it with a solution having a pH of not more than about 6.5 and having a bleaching ability within about 75 seconds: ##STR1## wherein the symbols have the meanings described hereinafter. A silver halide color photographic material to be processed in accordance with the method described above is also disclosed.

Abstract: A photosensitive and pressure-sensitive recording sheet and a process for recording an image using such recording sheet, said recording sheet comprising microcapsules, which enclose a first component, held on one side surface of a sheet and a second component, which causes color change of the surface of sheet when it reacts with the first component that is held on said one side surface of the sheet, held on the opposing side surface of the sheet and, moreover, one other component, which causes a change in the mechanical breaking strength of the microcapsule in response to exposure to light, enclosed in the microcapsules; and said process comprising exposing said one side surface of the sheet holding the microcapsules to a light, putting the so exposed surface of the sheet together with the surface, which holds the second component, of another recording sheet of the same construction and pressing the so laminated two sheets with each other.

Abstract: Permanent gray-scale reproductions including half-tone images. A refractory background region bears refractory thin-film dichroic filter means patterned to conform to the reproduced half-tone image. Preferred background region materials include metals, semiconductors, and ceramics; the thin-film materials are preferably oxides or nitrides of metals and semiconductors. If the refractory materials are appropriately selected, the reproductions are highly resistant to chemical and thermal deterioration and should have useful lives in the hundreds of thousands of years.

Abstract: Spin castable polymethylmethacrylate photoresist compositions are provided utilizing certain cinnamic acid derivatives as dyes capable of absorbing light at about 436 nm and substantially transparent to light at about 220-250 nm. The spin castable polymethylmethacrylate resist compositions are used in making semiconductor devices by multilayer photoresist methods.

Abstract: There are disclosed dyes, compositions, imaging elements, and methods of forming images, wherein cyclopropenones are reacted with di- or tri-halogenated compounds in the presence of pyridine to form said dyes. In areas exposed to activating radiation, the cyclopropenone decomposes and prevents the dye reaction from occurring.

Abstract: A capsular imaging system wherein the imaging material comprises a support coated on one surface with a layer of capsules containing, as an internal phase, a radiation sensitive composition and a decolorizing agent; images are formed by a dry process wherein the aforesaid sheet is image-wise exposed; exposure of the sheet controls release of the decolorizing agent from the capsules which image-wise reacts with a dye layer and causes a color change. Embodiments are also disclosed in which the decolorizing agent inhibits or reverses the color forming reaction between a dye precursor and a dye developer.

Abstract: A process for forming color images which comprises providing a light absorbing dye layer or a dye containing layer on a base, at least the surface of which is composed of a transparent dye accepting polymer through which dyes are capable of thermally diffusing, imagewise exposing the dye layer or the dye containing layer to light having a high energy density such that a dye image is formed in the dye accepting polymer in the exposed area by thermal diffusion of the dye, and thereafter removing the dye or the dye containing layer in the unexposed areas.

Abstract: There are disclosed dyes, compositions, imaging elements, and methods of forming images, wherein cyclopropenones are reacted with di- or tri-halogenated compounds in the presence of pyridine to form said dyes. In areas exposed to activating radiation, the cyclopropenone decomposes and prevents the dye reaction from occurring.

Abstract: A method of forming dye images by processing a photographic material containing imagewise distributed catalyzer substance in the presence of hydrogen peroxide, a coupler and certain aromatic primary amine compounds.

Abstract: A light-sensitive composition comprising:(1) a plurality of vesicles comprising lipid membranes containing rhodopsin;(2) a mixture of enzymes comprising phosphodiesterase and GTPase;(3) a first nucleotide capable of interacting with GTPase to form a cofactor necessary for the activation of phosphodiesterase;(4) at least one metal cation selected from the group consisting of Mg.sup.+2 and Mn.sup.+2 ; and(5) a second nucleotide capable of being hydrolyzed to produce a proton, said hydrolysis reaction being catalyzed by activated phosphodiesterase, said phosphodiesterase also being activated by rhodopsin exposed by light in the presence of said cofactor and said metal cationis useful in preparing photographic elements comprising means for detecting the hydrolysis reaction, such as an indicator dye.

Abstract: A color imaging device having a certain color filter array is disclosed. The color filter array is of the "wash-off" type wherein the individual filter elements are formed by dyeing tiny elements of a dyeable composition. In order to form a barrier so that the process of dyeing subsequent filter elements does not affect a previous set of filter elements, the first set of filter elements is treated with a metal salt of a long-chain fatty acid. The dyeable composition comprises at least one compound having coordination sites for the metal of the long-chain fatty acid salt.

Abstract: Methods for making photosensitive thin film structures comprising one or more metal-dielectric layers, produced by the sequential deposition of discontinuous metal island films and transparent covering films containing selected dielectric acceptor materials, and the use of the photosensitive thin film structures to record full-color and/or dichroic images, are described.

Abstract: A method of producing color filters comprising:a step for forming a photosensitive film by coating, on a rugged substrate, a mixture of a light-absorbing material which absorbs light and which can be removed with a solvent and a photosensitive material;a step for irradiating light onto the photosensitive film through a predetermined pattern;a step for removing dissolvable portions of the photosensitive film and the light-absorbing material from the photosensitive film which remains on the substrate; anda step for dyeing the photosensitive film into any desired color.

Abstract: There is disclosed an image-forming composition and element comprising a cobalt(III) complex, a reducing agent precursor which, in the presence of reduction products of the complex, forms a reducing agent for the complex, and an organic oxidizing agent to improve the image properties of the composition.

Abstract: An imaging element which relies upon an aromatic dialdehyde to produce a dye provides improved maximum neutral densities when certain polymers are superimposed over the element. Such polymers seal the element to reduce loss of the dialdehyde during development. An imaging method is also disclosed.

Abstract: Imaging means, such as a tetrazolium salt, capable of reduction to form a visible image is present in a radiation-sensitive layer in combination with a photoreductant incorporating one or more labile hydrogen atoms and capable of producing a reducing agent precursor in radiation-struck areas of the layer. An image is produced in the layer by processing the layer after imagewise exposure to actinic radiation.

Abstract: Aluminum substrate suitable for making lithographic plates which has been treated to render the surface hydrophilic and negatively charged and thereafter ionically colored with a cationic dye.

Abstract: There is disclosed a cobalt(III) complex-containing photographic composition, element and process which can be made negative-working or positive-working. Featured are an exposure activatible image precursor composition and a photoinhibitor composition capable of inhibiting image formation in the image precursor composition.

Abstract: A photographic process comprising exposing imagewise a photosensitive layer containing a divalent tin basic salt to actinic rays to form a pattern consisting of non-reducing exposed areas and reducing non-exposed areas and contacting the exposed photo-sensitive layer with a developer capable of forming or erasing color by reduction to thereby form a visible image corresponding to said non-exposed areas or said exposed areas.

Abstract: A process is disclosed for producing an ultrasonographic image using an element containing a catalyst and a diffusion barrier. When the element is placed into contact with a solution containing a catalyst poison and ultrasound is imagewise applied, the catalyst is selectively poisoned in ultrasonically exposed areas. Thereafter the unpoisoned catalyst remaining is employed to form a viewable image. The catalyst can be electrically biased to avoid poisoning during extended contact with the catalyst poisoning solution in the absence of ultrasound. In one form the catalyst can be generated using a photographic silver halide emulsion.

Abstract: An imaging system and process wherein an element comprising a cobalt complex-developer redox system is catalyzed by cobalt sulfide. The cobalt sulfide can be imagewise produced by exposing a photoreducible cobalt complex in the presence of a thioamide, or it can be uniformly distributed and either masked in an imagewise fashion, or reacted with imagewise distributed color developing agent.

Abstract: A non-silver photosensitive image forming composition containing at least one substituted bis-diaryl vinylidene compound and/or at least one substituted bis-diaryl imine compound and tetraiodoethylene in a dried photosensitive layer thickness not exceeding 3 microns in layer thickness, the nature of the substitution being such that substantially any high extinction absorption peak or combination of high extinction absorption peaks is available from a family of compositions covering the range of 350 to 900 nm in wavelength, said composition being placed on a transparent or reflective substrate fitted with a compatible adhesive for the photosensitive layer not more than 0.

Abstract: A silver halide photographic material for use in flash exposure of less than 1/10000 second comprising 10.sup.-8 to 5.times.10.sup.-7 moles/moles of silver halide of at least one compound belonging to Group VIII of the Periodic Table and at least one of the sensitizing dyes of the following formulas (I) or (II) and which is capable of sensitizing silver halide at less than 550 nm: ##STR1## wherein R, R.sub.1, R.sub.2, R.sub.3, Q, X.sup.(-), Z, Z.sub.1, Z.sub.2, n, n.sub.1, n.sub.2 and n.sub.3 are as defined in the specification.