Abstract:
The present invention provides a member for displaying a projected image and a projected image display system in which a clear image can be displayed with high reflectivity and high transmittance without a double image, the member for displaying a projected image including a reflection layer, and a λ/2 phase difference layer, in which the reflection layer includes a cholesteric liquid crystal layer having selective reflection in a visible light range, and the projected image display system including the member for displaying a projected image, in which the λ/2 phase difference layer is disposed on an incidence ray side with respect to the reflection layer, and the incidence ray is p-polarized light which vibrates in a direction parallel to an incidence surface.
Abstract:
Provided are a half mirror for displaying a projected image having visible light transmittance, in which the selective reflection layer includes at least one layer formed by immobilizing a cholesteric liquid crystalline phase (for example, three or more layers formed by immobilizing a cholesteric liquid crystalline phase which exhibit different center wavelengths of selective reflection), and a transparent medium on at least one surface side of the selective reflection layer, and the transparent medium includes an inclined surface having an angle of 1° to 30° with respect to the surface of the selective reflection layer on the transparent medium side, and a projected image display system including the half mirror for displaying a projected image and a projector. The half mirror for displaying a projected image of the present invention is useful as a combiner of a head up display or the like.
Abstract:
Provided is a liquid crystal display device including a viewer-side polarizing plate 1, a liquid crystal cell 11, a backlight-side polarizing plate 21, and a backlight unit 31; in which a three-wavelength (RGB) backlight light source having a narrow half bandwidth of the light emission intensity spectrum is used, and the viewer-side polarizing plate includes, for example, a first absorption material which has a maximum value of absorbance in a wavelength range of 470 nm to 510 nm and has a peak of the absorbance full width at half maximum of which is 50 nm or lower.
Abstract:
The present invention provides a member for projection image display, including a reflection layer and a retardation layer, wherein the reflection layer includes a cholesteric liquid crystal layer exhibiting selective reflection in a visible light region, the cholesteric liquid crystal layer is a layer formed from a liquid crystal composition containing a discotic liquid crystal compound, and a front phase difference of the retardation layer is in a range of 50 nm to 400 nm; and a projection image display system which includes the above member for projection image display, wherein the retardation layer is disposed on an incident light side relative to the reflection layer, and the incident light is p-polarized light that vibrates in a direction parallel to a plane of incidence, which is capable of displaying a clear image having high reflectance and high transmittance, without a problem of a double image.
Abstract:
A circularly polarizing plate includes a polarizing film, a first optically anisotropic layer, and a second optically anisotropic layer in this order, in which the first optically anisotropic layer contains a twisted aligned liquid crystal compound of which a helical axis is a thickness direction thereof, a helix angle of the liquid crystal compound is 28.6±10°, an absorption axis of the polarizing film and an in-plane slow axis of the second optically anisotropic layer are parallel or orthogonal to each other, Δnd and ReB(550) respectively fall in predetermined value ranges. The circularly polarizing plate can sufficiently suppress the mixing of black with other colors in a front direction when being stuck on a display apparatus. A retardation plate used for the circularly polarizing plate and an organic EL display apparatus that have the circularly polarizing plate are also provided.
Abstract:
A compound which has a benzoxazinone ring and an aromatic ring that directly bonds to the benzoxazinone ring, and has a mesogenic core substituted by a substituent having a polymerizable functional group is excellent in terms of durability, colorless, and exhibits a high Δn while having an azomethine bond.
Abstract:
An optically anisotropic film is formed of a liquid crystal composition including a liquid crystal compound and has a liquid crystal alignment pattern in which a direction of an optical axis derived from the liquid crystal compound changes while continuously rotating in at least one in-plane direction of the optically anisotropic film, and the optically anisotropic film satisfies predetermined requirements.
Abstract:
Provided are a cholesteric liquid crystal film including a cholesteric liquid crystal, in which the cholesteric liquid crystal film has a stripe pattern in which dark portions and bright portions are alternately arranged in a straight line on an upper surface observed with a microscope; and a manufacturing method thereof.
Abstract:
Provided are a cholesteric liquid crystal film including a cholesteric liquid crystal, in which, in a cross section in a thickness direction observed with a microscope, the cholesteric liquid crystal film has a stripe pattern in which dark portions and bright portions are alternately arranged, and has a folded structure due to the dark portions at a surface layer portion of one main surface of a pair of main surfaces; and a manufacturing method thereof.
Abstract:
An object of the present invention is to provide a laminate, from which a decorative sheet having metallic gloss and depth of color or the like is obtained, and a decorative sheet and a molded article which use the laminate. The object is achieved by a laminate including a colored transmission layer, a reflection layer has wavelength selectivity in reflection, and an absorption layer in this order, in which the absorption layer absorbs light transmitted through the colored transmission layer, and the reflection layer has a region reflecting the light transmitted through the colored transmission layer.