Sony Corporation

Dexerials Corporation

Sony Disc & Digital Solutions Inc.

Sony Dadc Corporation

Kazuya Hayashibe

Shunichi Kajiya

Sohmei Endoh

Hiroshi Tazawa

Hiroshi Tanaka

Asahiko Nogami

Teppei Imamura

Kyoko Sakurai

Akihiro Shibata

Yoshihito Fukushima

Tadao Suzuki

Shinya Suzuki

Hisayuki Yamatsu

Masanao Kikuchi

Naoki Hanashima

Yusuke Suzuki

Keita Ishikawa

Norihiro Tanabe

Kimitaka Nishimura

Tooru Nagai

Yutaka Muramoto

Ikuhiro Hideta

Rie Tsubo

Toru Yatabe

Yutaka Imai

Naoto Kaneko

Tomio Kobayashi

Takao Kudo

Shirasagi Toshihiko

Masanari Yamaguchi

Hiroshi Sugata

Masayuki Morita

Masahiro Sawaguchi

Hiroshi Uchiyama

Katsuhiro Doi

Yu Nomura

Tatsuo Fukui

Tomoki Kanesaka

Tohru Nagai

Kunihiko Saruta

Takashi Mabuchi

Katsuya Ohwada

Makiko Oikawa

Toshihiko Shirasagi

Provided are a concave-convex structure including more complicated concave-convex structure, an optical member, and an electronic apparatus. The concave-convex structure includes a plurality of group portions each including a plurality of concavities or convexities provided in a surface of a base material, in which average widths of areas occupied by the concavities or convexities at the surface of the base material are smaller than or equal to a wavelength belonging to a visible light band.

Concave-convex structure, optical member, and electronic apparatus

Provided are a master in which a more complicated microstructure is formed, a transferred object obtained by using the master, and a method of producing the master. A plurality of concave-convex groups each including a plurality of concavities or convexities are provided on a base material apart from each other. Average widths of areas occupied by the concavities or convexities at a surface of the base material are smaller than or equal to a wavelength belonging to a visible light band. Formed lengths of the concavities or convexities from the surface of the base material in each of the concave-convex groups each belong to any of at least two or more groups having different central values.

Master, transferred object, and method of producing master

There is provided a master for micro flow path creation, a transfer copy, and a method for producing a master for micro flow path creation by which transfer copies having an area with high hydrophilicity can be easily mass-produced, the master for micro flow path creation including: a base material; a main concave-convex portion provided on a surface of the base material and extending in a planar direction of the base material; and a fine concave-convex portion provided on a surface of the main concave-convex portion and having a narrower pitch than the main concave-convex portion. The fine concave-convex portion has an arithmetic average roughness of 10 nm to 150 nm and has a specific surface area ratio of 1.1 to 3.0.

Master for micro flow path creation, transfer copy, and method for producing master for micro flow path creation

A replica master moldcomprises: a base material layer; and a surface shape bodyformed on the base material layerand having a fine irregular pattern, wherein a softening temperature of the surface shape bodyis higher than a softening temperature of the base material layer

Replica master mold, method of manufacturing replica master mold, article, and method of manufacturing formation object

There is provided a light emitting device that can be used as a light guide plate and has an excellent antireflection function to extraneous light, and an optical body includes: a base material; a macro concave-convex structure that is formed on one surface of the base material and emits internally propagating light that is injected in an inside of the base material from a side surface of the base material, from another surface of the base material; and a micro concave-convex structure formed periodically to follow each of both surfaces of the base material and a surface of the macro concave-convex structure, and having an average period of concavity and convexity of less than or equal to a wavelength of visible light. The surface of the macro concave-convex structure has an inclined surface, and an arrangement of the micro concave-convex structure is a zigzag arrangement.

Optical body and light emitting device

There is provided an optical body and a display device that enable wavelength dependence of a reflectance to be reduced and reflection of incident light to be further suppressed, the optical body including: a concave-convex structure formed on a surface of a base material. An average period of concavities and convexities of the concave-convex structure is equal to or shorter than a wavelength belonging to a visible light band. A standard deviation of differences between respective positions of bottom faces of the concavities of the concave-convex structure in a normal direction of a flat surface of the base material and a median of the positions of the bottom faces is greater than or equal to 25 nm.

Micro concave-convex structure for optical body and display device

Provided is a fine concave-convex laminate that is reduced in thickness, has excellent antireflection performance, and can suppress scattering and absorption of short-wavelength light. A fine concave-convex laminate comprises a substrate, a first transparent organic layer, and a second transparent organic layer laminated in the stated order, wherein the first transparent organic layer has a fine concave-convex structure at a surface facing the second transparent organic layer, the second transparent organic layer has fine concave-convex structures at both surfaces, and a thickness of a composite layer composed of the first transparent organic layer and the second transparent organic layer is 15 &#x3bc;m or less.

Fine concave-convex laminate and production method therefor, and camera module-mounted device

There is provided a new and improved optical body, a new and improved method for manufacturing an optical body, and a new and improved light emitting device that can emit light derived from a light source in more various manners. The optical body includes: a base material; and a first concave-convex structure that is formed on at least one surface of the base material and that extracts internally propagating light that is injected into an inside of the base material from a side surface of the base material. An average period of concavity and convexity of the first concave-convex structure is more than or equal to a minimum value of a visible light wavelength band and less than or equal to 10 &#x3bc;m.

Optical body having a concave-convex structure, method for manufacturing the optical body, and light emitting device

An optical element includes, on a surface thereof, a plurality of structural bodies which extend in a first direction, where the plurality of structural bodies are aligned at a pitch of a sub-wavelength in a second direction which intersects with the first direction, and the widths of the structural bodies are changed periodically.

Optical element, projection type image display apparatus, and original recording

An optical system includes an optical element and an imaging device. The optical element has a surface on which a plurality of sub-wavelength structure bodies are formed. The imaging device has an imaging region which senses light via the optical element. The surface of the optical element has one or two or more sections that scatter incident light and generate scattered light. A sum total of components of the scattered light reaching the imaging region is smaller than a sum total of components thereof reaching regions other than the imaging region.

Optical element, optical system, imaging apparatus, optical instrument, and stamper

A transfer mold includes a body, a first layer, and a second layer. The body has a projecting-and-recessed surface. The first layer contains an inorganic material and is disposed on the projecting-and-recessed surface of the body. The second layer contains fluorine and is disposed on a surface of the first layer. The average of hardness values of the projecting-and-recessed surface on which the first and second layers are disposed is 30 Hv or higher.

Transfer mold and manufacturing method for structure

An optical unit having an antireflection function includes a wave surface having a wavelength equal to or shorter than a wavelength of visible light. The wave surface has a curved plane which curves in a recessed shape between an apex portion and a bottom portion of the wave surface. An inflection point of an area of a cross section obtained by cutting through the wave surface in a plane perpendicular to a direction of vibration of the wave surface is positioned toward the bottom portion of the wave surface from a center of the vibration.

Optical unit, imaging device, electronic apparatus, and master

An optical element has a plurality of structures including convex portions or concave portions arranged on a base member surface, wherein the arrangement pitch of the structures is 380 nm to 680 nm and the aspect ratio of the structure is 0.62 to 1.09.

Optical element and method for manufacturing master for producing optical element

Growing community of inventors

Miyagi, Japan

Kazuya Hayashibe