JP2008261962A5

JP2008261962A5 -

Info

Publication number: JP2008261962A5
Application number: JP2007103350A
Authority: JP
Filing date: 2007-04-10
Publication date: 2010-04-30
Anticipated expiration: 2027-04-10

Claims

One or more optical elements;
A support that supports the one or more optical elements;
A covering member covering the one or more optical elements and the support,
The one or two or more optical elements and the support constitute a laminate,
The covering member and at least a portion of the optical element or the and the support is contacted surfaces, rough der Ru optical optical element covering member.

One or more optical elements;
A support for supporting the one or more optical elements;
Having a laminate with
Having a covering member that covers 50% or more of the main surface of the laminate by area ratio;
An optical element covering member in which at least a part of a surface where the covering member and the optical element or the support are in contact with each other is a rough surface.

One or more optical elements;
A support for supporting the one or more optical elements;
Having a laminate with
The laminate has an incident surface on which light from a light source is incident and an exit surface that emits light incident from the incident surface,
The incident surface of the laminate is covered with a first covering member,
The exit surface of the laminate is covered with a second covering member,
An optical element covering member in which at least a part of a surface where the covering member and the optical element or the support are in contact with each other is a rough surface.

Optical element package according to 請 Motomeko 1-3 of any one of at least a portion of the outer surface is Ru rough der of the packaging component.

Arithmetic average roughness Ra of the rough surface, the optical element covering member according to any one of 58.5nm~1.5μm der Ru請 Motomeko 1-4.

Average inclination angle δa of the rough surface, the optical element covering member according to any one of 15.6~250mrad der Ru請 Motomeko 1-5.

The packaging member is
A first region where the light is incident from the light source,
A second region that emits light incident from the first region toward the liquid crystal panel, and
It said at least one of the first region and the second region, the structure or the optical element covering member according to 請 Motomeko 1-6 either single optical functional layer that is provided.

Said at least one of the first region and the second region, the light diffusion function layer, a light condensing function layer, at least one of the reflective polarizing function layer and the light splitting function layer that provided 請 Motomeko 8. The optical element package according to 7 .

The covering member, the optical element covering member according to polymeric material having a heat shrinkability in any one of including請 Motomeko 1-8.

The optical according to any one of claims 1 to 9, wherein the covering member includes a block copolymer of a vinyl aromatic hydrocarbon and a conjugated diene, and a mass ratio of the both is 95: 5 to 5:95. Element package.

The optical element package according to claim 10, wherein the block copolymer is a styrene-butadiene block copolymer.

Optical element package according to any one of 請 Motomeko 1 to 11 of Ru with a reflective portion in the vicinity of the end face or end face of the optical element.

Above the upper layer of the laminate, the light condensing function layer and reflective deflecting function layer at least one optical element of any one of 請 Motomeko 1-12 that provided covering member of.

The optical element package according to any one of claims 1 to 13, wherein the packaging member has uniaxial anisotropy or biaxial anisotropy, and the polarization of the packaging member is 50 nm or less.

The optical element package according to any one of claims 1 to 14, wherein the one or more optical elements and the support are partially bonded.

The optical element package according to claim 15, wherein the one or more optical elements and the support are partially joined at each end.

A light source that emits light;
An optical element package that improves the characteristics of light emitted from the light source and emits light to the liquid crystal panel;
The optical element package is
One or more optical elements;
A support that supports the one or more optical elements;
A covering member covering the one or more optical elements and the support,
The one or two or more optical elements and the support body constitute a laminate,
At least a portion of the surface of the covering member and the optical element or the support and are in contact, rough der Luba backlight.

The backlight according to claim 17, wherein the covering member covers 50% or more of the main surface of the laminated body in an area ratio.

A light source that emits light;
An optical element package that improves the characteristics of the light emitted from the light source;
A liquid crystal panel for displaying an image based on the light whose characteristics are improved by the optical element package,
The optical element package is
One or more optical elements;
A support that supports the one or more optical elements;
A covering member covering the one or more optical elements and the support,
The one or two or more optical elements and the support body constitute a laminate,
At least a portion of the surface of the covering member and the optical element or the support and are in contact, rough der Ru liquid crystal display device.

The liquid crystal display device according to claim 19, wherein the covering member covers 50% or more of the main surface of the multilayer body in an area ratio.