Konica Corporation

Konica Minolta Opto, Inc.

Kazuhiro Miyazawa

Shigeo Tanaka

Junji Ito

Hirokazu Sato

Masaru Tsuchiya

Yoshihiko Suda

Shinichi Suzuki

Takashi Murakami

Shuji Murakami

Tawara Komamura

Shigeto Ohmori

Hidenobu Ohya

Keiji Ohbayashi

Noriyuki Kokeguchi

Akira Sato

Norio Miura

Masaru Iwagaki

Nobuo Kubo

Makoto Kaga

Koji Tasaka

Shigeki Oka

Hirokazu Koyama

Motoi Nishimura

Tsuyoshi Ikeda

Hitoshi Morimoto

Yumiko Nimura

A manufacturing method of an optical film provided with a convexoconcave structure, comprises the steps of: coating a resin solution including a first resin solved by a solvent onto an endless or roll-like mold provided with a convexoconcave structure, and forming a resin solution layer on the mold; laminating a film substrate onto the resin solution layer to make a laminated film before the solvent in the resin solution layer is completely dried, the film substrate including a second resin, which is capable of absorbing the solvent or is soluble by the solvent; and peeling the laminated film from the mold before the solvent in the laminated film is completely dried.

Method for manufacturing an optical film having a convexoconcave structure

A silver halide color photographic material is disclosed, comprising support having thereon a yellow image forming layer, a magenta image forming layer and a cyan image forming layer, each of which contains light sensitive silver, halide, wherein when the photographic material having been exposed to light for 10 to 10 sec. per pixel and processed, an effective tone range of a color image obtained in each of the color image forming layers is 0.65 to 0.84.

Silver halide color photographic material

A silver halide color photographic light-sensitive material is disclosed. The silver halide color photographic light-sensitive material is exposed by scanning with a light beam having a pixel size of r &mgr;m for a time of not more than 10 seconds per pixel, and developed wherein the difference of a hwb value in thus obtained image in each of the color-forming layers and the value of r is within the range of form 0 to 50, in which the hwb is the half band width in &mgr;m of a line reproducing the line having a width of one pixel.

Image forming method

A silver halide photographic light sensitive material IS DISCLOSED, comprising a support having thereon a yellow dye image forming layer, a magenta dye image forming layer and a cyan dye image forming layer, wherein when the photographic material is subjected to exposure of not more than 10 sec. per pixel element and further to color developing to form yellow, magenta and cyan images, a variation at multiple exposure, based on non-multiple exposure, of an average gradation, which is a slope that connects two pints corresponding to densities of 0.5 and 1.5 on a characteristic curve of each of the yellow, magenta and cyan images, is not more than 10%.

Silver halide photographic light sensitive materials and image forming method by use thereof

The image forming method comprising the steps of subjecting a silver halide photographic light-sensitive material comprising an yellow image forming layer, a magenta image forming layer and a cyan image forming layer to scanning exposure with a light beam so that an exposure time is not more than 10,second per pixel, and developing the photographic material by a color developer, wherein the maximum exposure amount (E,) is controlled by an output of a calibration patch, and a difference between the logarithm of the exposure amount necessary to give a density of 0.3 and the logarithm of E,is within the range of from 0.35 to 0.6 in each of the yellow, magenta and cyan image forming layers.

Silver halide color photographic light sensitive material and image forming method by use thereof

An image forming method of a silver halide light sensitive photographic material including a color image forming layer containing a silver halide emulsion and a dye providing material is disclosed, the image forming method comprising the steps of developing the exposed photographic material with a first processing solution and subjecting the developed photographic material to amplification with a second processing solution, wherein the first processing solution contains a black-and-white developing agent and a color developing agent.

An image forming method of a silver halide light sensitive photographic material having at least one color image forming layer containing a silver halide emulsion and a dye forming coupler, the image forming method comprising the steps of exposing the photographic material to light and subjecting the exposed photographic material to amplification development to form a dye image, wherein the color image forming layer contains a coupler capable of forming a dye, upon development, having a molar extinction coefficient at a wavelength of an absorption maximum of 60,000 or more.

Silver halide light sensitive photographic material and image forming

An image forming method for a silver halide photographic light sensitive material comprising a support having thereon a color image forming layer containing a silver halide emulsion and a dye forming coupler is disclosed, comprising (i) subjecting the photographic material to area modulation exposure and (ii) subjecting the exposed photographic material to amplifying development to form a color image.

An image forming method using a silver halide photographic light-sensitive material is disclosed The image forming method comprises the steps of (1) imagewise exposing to light a silver halide photographic material comprising a support having thereon a photographic layer including a yellow image forming silver halide emulsion layer, a magenta image forming silver halide emulsion layer and a cyan image forming silver halide emulsion layer, and (2) developing the silver halide photographic light-sensitive material with an amplifying development, in which silver halide grains contained each of the color forming layers have a silver chloride content of not less than 80 mole-%, and the number of silver halide grains per unit area in the magenta silver halide emulsion layer is larger than that in the yellow image forming silver halide emulsion layer and that in the cyan image forming silver halide emulsion layer, and the number of silver halide grains per unit area in the magenta image forming silver halide emulsion is 1.5 to 2.1 times of that in the cyan image forming silver halide emulsion layer, and the total amount of silver halide in the color forming layers is within the range of from 0.01 g/m.sup.2 to 0.15 g/m.sup.2 in terms of silver.

An image forming method comprises the steps of (a) exposing a silver halide photographic light-sensitive material comprising a first support and provided thereon, a photographic component layer comprising a first binder, light sensitive silver halide and a sparingly water soluble metal compound; (b) superposing the exposed material on an image receiving material comprising a second support and provided thereon, an image receiving layer comprising a second binder and a compound represented by Formula (I), ##STR1## wherein A represents a cycloalkyl group, an aryl group or a heterocyclic ring; and M.sub.1 and M.sub.2 independently represent an alkali metal atom, an ammonium ion or a quaternary ammonium ion; (c) heating the superposed materials in the presence of water; and (d) separating the image receiving material from the exposed material to obtain an image on the image receiving layer of the image receiving material.

Image forming method with alkali precursor

A method for forming a dye image with high contrast is provided, wherein a heat-processable light-sensitive material comprising a support having thereon a non-light-sensitive layer and a light-sensitive layer containing a light-sensitive silver halide and a dye-providing material capable of releasing or forming a diffusible dye upon heat development is subjected to heat development to release or form the diffusible dye, which is transferred to a dye-receiving material having a dye-receiving layer to form a dye image on the dye-receiving layer, wherein the heat development or the transfer of the dye is carried out in the presence of a compounds represented by formula 1 or 2 and a compound represented by formula 3 or 4,

Dye image forming method

There is disclosed a heat-developable color light-sensitive material having an excellent preservability and capable of providing images having a superior discrimination and only a slight fluctuation of Dmin against that of the development conditions. The material comprises a support having thereon a light-sensitive silver halide, a dye donor and a compound represented by following Formula I: ##STR1## wherein X represents a group capable of splitting off in heat-development; Y represents the group of atoms necessary to form 5- or 6-membered heterocyclic ring; Z represents a substituent; and n represents an integer of 0 to 4.

Growing community of inventors

Hino, Japan

Kazuhiro Miyazawa