-
公开(公告)号:US20230213823A1
公开(公告)日:2023-07-06
申请号:US18060873
申请日:2022-12-01
Applicant: FUJIFILM Corporation
Inventor: Yumi KATO , Naoki KOITO , Hiroshi MATSUYAMA , Akihiro SUGITA , Takehiro KASAHARA , Naoyoshi YAMADA
IPC: G02F1/135 , G02F1/1333 , G02F1/1335 , H01J49/40 , G02F1/13363
CPC classification number: G02F1/1351 , G02F1/133354 , G02F1/133509 , H01J49/40 , G02F1/13363
Abstract: Provided is a light absorption anisotropic film capable of preparing an image display device having excellent display performance and excellent durability, and a laminate and an image display device formed of the light absorption anisotropic film. The light absorption anisotropic film is used for an image display device, which is formed of a liquid crystal composition containing a liquid crystal compound and a dichroic substance, in which in a signal derived from the dichroic substance detected by time-of-flight secondary ion mass spectrometry, a relationship between a maximum intensity Imax of the light absorption anisotropic film in a thickness direction and an intensity Isur1 in a surface of the light absorption anisotropic film on a viewing side of the image display device satisfies Expression (I-1) 2.0≤Imax/Isur1.
-
公开(公告)号:US20220214195A1
公开(公告)日:2022-07-07
申请号:US17704371
申请日:2022-03-25
Applicant: FUJIFILM Corporation
Inventor: Takehiro KASAHARA
Abstract: Provided is a flow rate measuring device capable of ensuring sufficient signal intensity even with a low output light source. The flow rate measuring device that detects a flow velocity of a fluid flowing through an object by a Doppler effect of light, the flow rate measuring device includes a light source unit that emits laser light to the object, a light receiving unit that receives the laser light scattered by the object, and a light bending member that bends the laser light emitted from the light source unit and causes the laser light to be inclined with respect to a surface of the object and incident on the surface.
-
3.
公开(公告)号:US20190010608A1
公开(公告)日:2019-01-10
申请号:US16131070
申请日:2018-09-14
Applicant: FUJIFILM Corporation
Inventor: Kohei HIGASHI , Takehiro KASAHARA , Daigo MURAI
Abstract: An object of the present invention is to provide a method for producing an electroconductive laminate, which is capable of forming a metal layer having low resistance at a position corresponding to a patterned plated layer, a laminate, and an electroconductive laminate. The method for producing an electroconductive laminate of the present invention includes: a step of forming a plated layer forming layer on a base material using a predetermined plated layer forming composition; a step of subjecting the plated layer forming layer to a patternwise exposure treatment and a development treatment to form a patterned plated layer containing a portion having a line width of less than 3 μm; a step of applying a plating catalyst or a precursor thereof to the patterned plated layer using an alkaline plating catalyst-applying liquid containing the plating catalyst or the precursor thereof; and a step of subjecting the patterned plated layer to which the plating catalyst or the precursor thereof has been applied to a plating treatment using a plating liquid containing aminocarboxylic acids to form a metal layer on the patterned plated layer.
-
4.
公开(公告)号:US20170186936A1
公开(公告)日:2017-06-29
申请号:US15460616
申请日:2017-03-16
Applicant: FUJIFILM Corporation
Inventor: Takamichi FUJII , Takehiro KASAHARA
CPC classification number: H01L41/0477 , B41J2/14233 , B41J2/1607 , B41J2/161 , B41J2/1628 , B41J2/1646 , B41J2202/03 , B41J2202/21 , C04B35/493 , C04B2235/3251 , C04B2235/768 , C04B2235/79 , C23C14/025 , C23C14/08 , C23C14/088 , C23C14/34 , H01L41/0815 , H01L41/0973 , H01L41/18 , H01L41/1876 , H01L41/29 , H01L41/316 , H01L41/319 , H01L41/45
Abstract: A piezoelectric element includes: a titanium-containing adhesion layer, a lower electrode, a PZT-based piezoelectric film, and an upper electrode, which are sequentially provided on a silicon substrate, in which the lower electrode includes a columnar structure film consisting of a large number of columnar crystals which are grown from a surface of the titanium-containing adhesion layer and have a platinum group element as a primary component, and an adhesion layer component diffused from the titanium containing adhesion layer and oxygen diffused from the piezoelectric film side, which are present in the columnar structure film, and a main column diameter of the columnar crystal of the columnar structure film is 50 nm or more and 200 nm or less.
-
公开(公告)号:US20250035830A1
公开(公告)日:2025-01-30
申请号:US18890877
申请日:2024-09-20
Applicant: FUJIFILM Corporation
Inventor: Ryuji SANETO , Naoyoshi YAMADA , Yohei HAMACHI , Takehiro KASAHARA
IPC: G02B5/30 , B29D11/00 , B29K105/00
Abstract: An object of the present invention is to provide a forming method capable of obtaining an optical film in which occurrence of ghost can be suppressed in a case of being used in, for example, a virtual reality display apparatus; an optical film; a cholesteric liquid crystal layer; an optical laminate; and a production method of a curved-shaped optically functional layer. The object is achieved by a forming method including a heating step of heating an optical film, a forming step of pressing the optical film against a mold to deform the optical film, and a cutting step of cutting the optical film, in which the heating step is a step of heating the optical film by irradiating the optical film with infrared rays, and an irradiation amount of the infrared rays has a distribution in a plane of the optical film.
-
公开(公告)号:US20240019810A1
公开(公告)日:2024-01-18
申请号:US18476500
申请日:2023-09-28
Applicant: FUJIFILM Corporation
Inventor: Megumi SEKIGUCHI , Naoyoshi YAMADA , Takehiro KASAHARA , Yukito SAITOH , Ryoji HIMENO , Makoto KAMO
CPC classification number: G03H1/0005 , G06F3/013 , G03H1/0406
Abstract: An object of the present invention is to provide an image display device capable of easily detecting an eye gaze. The object is achieved by providing an image display optical system; an infrared light source that irradiates an eyeball of a user with infrared light; a hologram element that transmits infrared light emitted by the infrared light source and reflected by the eyeball of the user; and an infrared light image sensor that images infrared light transmitted through the hologram element, in which the hologram element acts on infrared light without acting on visible light and emits reproduced infrared light with an intensity distribution in a plane direction corresponding to an eye gaze of the user.
-
公开(公告)号:US20210347149A1
公开(公告)日:2021-11-11
申请号:US17368034
申请日:2021-07-06
Applicant: FUJIFILM Corporation
Inventor: Naoya SHIBATA , Yuya HAMAGUCHI , Takehiro KASAHARA , Naoki KOITO
Abstract: The present invention provides: a laminate which has excellent moisture-heat resistance and includes a light-absorbing anisotropic layer sandwiched between pressure sensitive adhesive layers; and an image display device using the same. The laminate includes a pressure sensitive adhesive layer, a light-absorbing anisotropic layer, and a pressure sensitive adhesive layer in this order, in which the light-absorbing anisotropic layer contains an organic dichroic substance, a thickness of the light-absorbing anisotropic layer is 5 μm or less, the pressure sensitive adhesive layer and the pressure sensitive adhesive layer are each a pressure sensitive adhesive layer at a closest position as viewed from the light-absorbing anisotropic layer in the laminate, and H represented by Expression (I) is 10.0 or less. H=(thickness of pressure sensitive adhesive layer+thickness of pressure sensitive adhesive layer)/total thickness of layers on inner side than pressure sensitive adhesive layer and pressure sensitive adhesive layer.
-
8.
公开(公告)号:US20190029111A1
公开(公告)日:2019-01-24
申请号:US16131121
申请日:2018-09-14
Applicant: FUJIFILM Corporation
Inventor: Chika MATSUOKA , Takahiko ICHIKI , Takehiro KASAHARA , Takeshi NARITA
Abstract: The present invention provides a method for producing a metal wiring-containing laminate which is capable of efficiently producing a metal wiring-containing laminate having a fine metal wiring with low resistance; as well as a metal wiring-containing laminate and a substrate with a plated layer. The method for producing a metal wiring-containing laminate of the present invention includes: a step of forming a photosensitive layer having a functional group capable of interacting with a plating catalyst or a precursor thereof on a substrate; a step of exposing the photosensitive layer in a patternwise manner and subjecting the exposed photosensitive layer to a development treatment to form a plated layer having a groove portion; a step of applying a plating catalyst or a precursor thereof to the plated layer; and a step of subjecting the plated layer, to which the plating catalyst or the precursor thereof has been applied, to a plating treatment to form a metal wiring so as to fill the groove portion.
-
公开(公告)号:US20250001727A1
公开(公告)日:2025-01-02
申请号:US18816460
申请日:2024-08-27
Applicant: FUJIFILM Corporation
Inventor: Naoya SHIBATA , Yuya HAMAGUCHI , Takehiro KASAHARA , Naoki KOITO
Abstract: A laminate including, in the following order: a first pressure sensitive adhesive layer; a plastic substrate; a photo-alignment layer; a light-absorbing anisotropic layer; a second pressure sensitive adhesive layer; an optically anisotropic layer, wherein the light-absorbing anisotropic layer contains an organic dichroic substance, a thickness of the light-absorbing anisotropic layer is 5 to 300 μm, a thickness of the plastic substrate is 5 μm or less, the first and second pressure sensitive adhesive layers are each a pressure sensitive adhesive layer at a closest position as viewed from the light-absorbing anisotropic layer in the laminate, and H represented by Expression (I) is 0.5 to 8.2, H=(thickness of the first pressure sensitive adhesive layer+thickness of the second pressure sensitive adhesive layer)/total thickness of layers on inner side than the first pressure sensitive adhesive layer and the second pressure sensitive adhesive layer Expression (I).
-
公开(公告)号:US20240411075A1
公开(公告)日:2024-12-12
申请号:US18807047
申请日:2024-08-16
Applicant: FUJIFILM Corporation
Inventor: Naoyoshi YAMADA , Ryuji SANETO , Katsumi SASATA , Takehiro KASAHARA , Yohei HAMACHI
Abstract: Provided are an optical laminate in which, for example, in a case of being applied to a pancake lens-type virtual reality display apparatus, light leakage can be reduced by canceling out expression of phase difference, change in phase difference, and the like caused by molding into a curved surface; an optical lens including the optical laminate; and a virtual reality display apparatus using the optical lens.
The optical laminate includes a first optically anisotropic layer containing a negative birefringent resin, and a specific layer selected from the group consisting of a third optically anisotropic layer which is formed by immobilizing a uniformly aligned liquid crystal compound and a cholesteric liquid crystal layer which is formed by immobilizing a helically aligned liquid crystal compound, in which the first optically anisotropic layer and the specific layer have a curved surface portion.
-
-
-
-
-
-
-
-
-