Hologram member
AssigneeCanon Kabushiki Kaisha
InventorsNobuo Kushibiki, Yoko Yoshinaga, Naosato Taniguchi, Tetsuro Kuwayama
Life of this patent
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Abstract
A hologram member is provided which comprises a substrate, and a film in which a volume type phase hologram is recorded. The film is provided peelably on the substrate. The substrate preferably has a light transmittance of 30% or more at a wavelength of from 450 to 800 nm. The film may comprise a vinylcarbazole.
Claims36
A hologram member comprising a substrate and a film in which a volume type phase hologram is recorded, provided peelably on said substrate wherein said substrate has a thickness of from 5-200 .mu.m.
A hologram member comprising a substrate and a film in which a volume type phase hologram is recorded, provided peelably on said substrate wherein said substrate comprises a crystalline resin.
A hologram member comprising a substrate and a film in which a volume type phase hologram is recorded, provided peelably on said substrate wherein said film is provided on said substrate with interposition of a peel layer.
A hologram member comprising a substrate and a film in which a volume type phase hologram is recorded, provided peelably on said substrate wherein a layer for adhesion or sticking is provided on the surface of said film on the reverse side to the substrate side.
A hologram member comprising a substrate and a film in which a volume type phase hologram is recorded, provided peelably on said substrate wherein a layer comprising one or more of a metal and a metal oxide is provided on the surface of said film on the reverse side to the substrate side.
A hologram member comprising a substrate having a light transmittance of 30% or more at the wavelength region of 400 nm and 40% or more at a wavelength the region of from 450 to 800 nm, and a film in which volume type phase hologram is recorded, provided peelably on said substrate, wherein said substrate has a thickness of from 5-200 .mu.m.
A hologram member comprising a substrate having a light transmittance of 30% or more at the wavelength region of 400 nm and 40% or more at a wavelength the region of from 450 to 800 nm, and a film in which volume type phase hologram is recorded, provided peelably on said substrate, wherein said substrate comprises a crystalline resin.
A hologram member comprising a substrate having a light transmittance of 30% or more at the wavelength region of 400 nm and 40% or more at a wavelength the region of from 450 to 800 nm, and a film in which volume type phase hologram is recorded, provided peelably on said substrate, wherein said film is provided on said substrate with interposition of a peel layer.
A hologram member comprising a substrate having a light transmittance of 30% or more at the wavelength region of 400 nm and 40% or more at a wavelength the region of from 450 to 800 nm, and a film in which volume type phase hologram is recorded, provided peelably on said substrate, wherein said substrate has no particular absorption band at a wavelength region of 400 to 800 nm.
A hologram member comprising a substrate having a light transmittance of 30% or more at the wavelength region of 400 nm and 40% or more at a wavelength the region of from 450 to 800 nm, and a film in which volume type phase hologram is recorded, provided peelably on said substrate, wherein a layer for adhesion or sticking is provided on the surface of said film on the reverse side to the substrate side.
A hologram member comprising a substrate having a light transmittance of 30% or more at the wavelength region of 400 nm and 40% or more at a wavelength the region of from 450 to 800 nm, and a film in which volume type phase hologram is recorded, provided peelably on said substrate, wherein a layer comprising one or more of a metal and a metal oxide is provided on the surface of said film on the reverse side to the substrate side.
A hologram member comprising a substrate, and a film provided peelably on said substrate, said film comprising a vinylcarbazole polymer in which a volume type phase hologram is recorded, wherein said substrate has a thickness of from 5-200 .mu.m.
A hologram member comprising a substrate, and a film provided peelably on said substrate, said film comprising vinylcarbazole polymer in which a volume type phase hologram is recorded, wherein said substrate comprises a crystalline resin.
A hologram member comprising a substrate, and a film provided peelably on said substrate, said film comprising a vinylcarbazole polymer in which a volume type phase hologram is recorded, wherein said film is provided on said substrate with interposition of a peel layer.
A hologram member comprising a substrate, and a film provided peelably on said substrate, said film comprising a vinylcarbazole polymer in which a volume type phase hologram is recorded, wherein a layer for adhesion or sticking is provided on the surface of said film on the reverse side to the substrate side.
A hologram member comprising a substrate, and a film provided peelably on said substrate, said film comprising a vinylcarbazole polymer in which a volume type phase hologram is recorded, wherein a layer comprising one or more of a metal and a metal oxide is provided on the surface of said film on the reverse side to the substrate side.
Dependencies are inferred from the claim text.