Display device and vehicle rearview mirror
First Claim
1. A display device comprising:
- a first polarization member configured to absorb light linearly polarized in a second polarization direction orthogonal to a first polarization direction;
an optical sheet configured to reflect light linearly polarized in the second polarization direction and transmit light linearly polarized in the first polarization direction;
a front panel disposed between the first polarization member and the optical sheet and capable of changing a polarization direction of incident light into another polarization direction in accordance with a voltage applied to the front panel; and
a display panel overlapping with the front panel with a second polarization member interposed therebetween, the second polarization member configured to transmit light linearly polarized in the second polarization direction to the optical sheet;
whereinthe front panel includes a liquid crystal layer, anda retardation Δ
nd (μ
m) of the liquid crystal layer satisfies the following Expression (1);
0.3996≤
Δ
nd≤
0.4995
(1).
1 Assignment
0 Petitions
Accused Products
Abstract
According to an aspect, a display device includes: a first polarization member configured to absorb light linearly polarized in a second polarization direction orthogonal to a first polarization direction; an optical sheet configured to reflect light linearly polarized in the second polarization direction and transmit light linearly polarized in the first polarization direction; a front panel disposed between the first polarization member and the optical sheet and capable of changing a polarization direction of incident light into another polarization direction in accordance with a voltage applied to the front panel; and a display panel overlapping with the front panel with a second polarization member interposed therebetween, the second polarization member configured to transmit light linearly polarized in the second polarization direction to the optical sheet.
2 Citations
6 Claims
-
1. A display device comprising:
-
a first polarization member configured to absorb light linearly polarized in a second polarization direction orthogonal to a first polarization direction; an optical sheet configured to reflect light linearly polarized in the second polarization direction and transmit light linearly polarized in the first polarization direction; a front panel disposed between the first polarization member and the optical sheet and capable of changing a polarization direction of incident light into another polarization direction in accordance with a voltage applied to the front panel; and a display panel overlapping with the front panel with a second polarization member interposed therebetween, the second polarization member configured to transmit light linearly polarized in the second polarization direction to the optical sheet;
whereinthe front panel includes a liquid crystal layer, and a retardation Δ
nd (μ
m) of the liquid crystal layer satisfies the following Expression (1);
0.3996≤
Δ
nd≤
0.4995
(1). - View Dependent Claims (2, 3, 4, 5, 6)
-
Specification