Fuji Photo Film Company, Limited

Fujifilm Corporation

Mikio Ihama

Hiroyuki Mifune

Tadaaki Tani

Hirotomo Sasaki

Koji Tamoto

Yuji Kume

Hiroshi Kawakami

Takanori Hioki

Tetsuro Kojima

Haruyasu Nakatsugawa

Keiji Mihayashi

Masafumi Inuiya

Seiji Yamashita

Yoichi Maruyama

Genichi Furusawa

Hiroshi Takehara

Yuichi Ohashi

Hiroshi Ayato

Masaki Okazaki

Makoto Kikuchi

Tetsuya Watanabe

Shunji Takada

Kiyoshi Nakazyo

Tetsuro Mitsui

Mitsuo Saitou

Kazutaka Takahashi

Naoyasu Deguchi

Kiyoshi Kawai

Takayoshi Mori

Sadanobu Shuto

Yoichi Suga

Masaaki Miki

Hiroshi Ohnishi

Tetunori Matushita

Toshiyuki Nabeta

Takeshi Suzumoto

Shinji Ikari

Katsumi Hirano

Keiichi Miyazaki

Seiichiro Kishida

Yasushi Tanabe

Norihiro Omae

Masao Arai

A photoelectric conversion device comprising: an inorganic photoelectric conversion film; and an organic photoelectric conversion film, wherein an insulating film between the inorganic photoelectric conversion film and the organic photoelectric conversion film has a thickness of from 1 to 6 &#x3bc;m, wherein the organic photoelectric conversion film has a multilayer structure comprising four or more layers, or wherein a protective film having a multilayer structure comprising three or more layers is provided on the organic photoelectric conversion film.

Organic and inorganic hybrid photoelectric conversion device

An imaging device comprising: in-substrate photoelectric converting devices arranged on the same plane in a semiconductor substrate; on-substrate photoelectric converting devices, formed on the same plane above the semiconductor substrate, each of which corresponds to each of at least a part of the in-substrate photoelectric converting devices and comprises a first electrode formed above the semiconductor substrate, a photoelectric converting layer formed on the first electrode and a second electrode formed on the photoelectric converting layer; a color filter layer that is formed above the semiconductor substrate and transmits a light in a different wave range from a wave range of a light to be absorbed by the photoelectric converting layer; and a signal reading section that reads a signal corresponding to an electric charge generated in the on-substrate photoelectric converting device and a signal corresponding to an electric charge generated in the in-substrate photoelectric converting device respectively.

Imaging device and endoscopic apparatus

A photoelectric conversion device comprising: a semiconductor substrate; an inorganic photoelectric conversion layer provided within the semiconductor substrate; and an organic photoelectric conversion layer provided above the inorganic photoelectric conversion layer, wherein the organic photoelectric conversion layer is prepared by a shadow mask method.

Photoelectric conversion device, imaging device, and process for producing the photoelectric conversion device

An image processing apparatus includes a color image data generation sectionthat generates color image data from an image pickup signal of a red component, an image pickup signal of a green component, and an image pickup signal of a blue component which are output from an image pickup device; an infrared image data generation sectionthat generates infrared image data from an image pickup signal of an infrared component output from the image pickup device; and a high-contrast infrared image data generation sectionthat generates high-contrast infrared image data using the color image data and the infrared image data. Contrast of the high-contrast infrared image data is more enhanced than that of the infrared image data.

Image processing apparatus, endoscope, and computer readable medium

A silver halide photographic emulsion comprising grains is characterized that 70% or more of the total projected area of the grains are occupied by tabular grains meeting requirements (i) to (v) below:

Silver halide photographic emulsion and silver halide photographic lightsensitive material using the same

A silver halide photographic emulsion comprising silver halide grains, wherein a variation coefficient of equivalent-circle diameters of all the silver halide grains is 30% or less, and 70% or more of the total projected area of the silver halide grains are occupied by silver halide grains each meeting requirements (i), (ii), and (iii) below:

Silver halide photographic emulsion

A silver halide-holographic sensitive material is provided and has a support and at least one photosensitive emulsion layer, with the photosensitive emulsion layer containing silver halide particles whose number average projected-area diameter is from 10 nm to 80 nm.

Silver halide holographic sensitive material and system for taking holographic images by using the same

A silver halide emulsion containing water, dispersion medium comprising modified gelatin whose amino group is chemically modified, and silver halide grains comprising spectrally sensitized silver halide grains each having a multilayer adsorption of dye chromophores on the surface thereof. A method of preparing the silver halide emulsion. A silver halide photosensitive material contains the silver halide emulsion in a light-sensitive silver halide emulsion layer thereof.

Silver halide emulsion and method of preparing the same

A silver halide photographic emulsion comprising grains, wherein 50% or more (numerical ratio) of all the grains are occupied by tabular grains with epitaxial junction meeting the requirements (i) to (v): (i) silver iodochlorobromide grains having (111) faces as main planes and having two parallel twin planes, (ii) an equivalent circle diameter of 3.0 &#x3bc;m or more and an aspect ratio of 8 or more, (iii) each of host tabular grains has six silver halide epitaxial junction portions selectively in apex portions thereof, (iv) at least one of the silver halide epitaxial junction portions has at least one dislocation line, and (v) a spacing between the two parallel twin planes of 0.012 &#x3bc;m or less.

A silver halide photographic emulsion comprises silver iodochlorobromide tabular grains each having (111) faces as main planes thereof. 70% or more of the total projected area of all the grains contained in the emulsion is occupied by grains each meeting conditions (i) to (iv): (i) a hexagonal tabular grain whose ratio of the length of an edge having the maximum length with respect to the length of an edge having the minimum length, is 2 or less; (ii) an epitaxial junction portion having a silver chloride content of 5 mol % or more and 25 mol % or less, is provided on at least one apex portion of the hexagon; (iii) a silver chloride content thereof is 0.5 mol % or more and 6 mol % or less; and (iv) a silver iodide content thereof is 0.5 mol % or more and 10 mol % or less.

Silver halide photographic emulsion and silver halide photographic light-sensitive material using the same

A process for producing a photosensitive silver halide emulsion is disclosed, comprising silver halide grains and a dispersion medium, said process comprising steps of adding a water-soluble silver solution, an aqueous alkali halide solution and an aqueous solution of gelatin having a molecular weight of 5,000 to 30,000 or less to a mixing vessel different from a reactor for the production of emulsion to prepare silver halide fine grains, adding the silver halide fine grains to the reactor for the production of emulsion to grow silver halide grains, and ultrafiltering the silver halide grains during the addition of silver halide fine grains, wherein 50% or more of the entire projected area of said emulsion grains is occupied by silver halide tabular grains having an aspect ratio of 10 or more and a thickness of 0.15 &mgr;m or less.

Production process of silver halide emulsion

A silver halide photographic emulsion, wherein at least 70% of the total projected area of silver halide grains contained therein is occupied by silver bromochloroiodide hexagonal epitaxial tabular grains each having (111) faces as main planes and an epitaxial protrusion portion, wherein the epitaxial protrusion portion exists on at least one apex portion of the hexagon, and, when an average silver chloride content of the epitaxial protrusion portions of all the grains having the epitaxial protrusion portion is expressed as CL mol %, a silver chloride content of each epitaxial protrusion portion of each grain falls within the range of 0.7 CL to 1.3 CL.

A silver halide photographic material is disclosed, comprising a support having provided thereon at least one silver halide emulsion layer, wherein the silver halide emulsion layer contains, in the dispersion medium phase of the emulsion, one or more kinds of inorganic fine particles having a refractive index the total weight of the fine particles contained in the unit volume of the dispersion medium phase is from 1.0 to 95 wt %, the dispersion medium phase containing the fine particles is substantially transparent to the photosensitive peak wavelength light of the emulsion layer, and the photographic material is exposed and processed in the development process comprising at least a developing step and a fixing step.

Silver halide photographic material

In a method of preparing a silver halide photographic emulsion by performing spectral sensitization by adding a cyanine dye during or before chemical sensitization, a substantially insoluble silver iodobromide fine-grain emulsion is added during or after chemical sensitization of the silver halide photographic emulsion.

Method of preparing silver halide photographic emulsion

Growing community of inventors

Kanagawa, Japan

Mikio Ihama