Image pickup apparatus equipped with display function
An image pickup apparatus equipped with a display function includes a liquid crystal panel, an infrared camera including a condenser lens and an imaging element, and a backlight disposed on a back face of the liquid crystal panel. The liquid crystal panel includes a display region including a first region and a second region located to surround the first region in a plan view, at least the imaging element of the infrared camera is disposed on a light path of light transmitted through the first region and the condenser lens, and the liquid crystal panel does not include a black matrix at least in the first region but includes color filters in the first and second regions.
1 . An image pickup apparatus equipped with a display function, the image pickup apparatus comprising:
a liquid crystal panel;
an infrared camera including a condenser lens and an imaging element; and
a backlight disposed on a back face of the liquid crystal panel, wherein:
the liquid crystal panel includes a display region including a first region and a second region that surrounds the first region in a plan view,
at least the imaging element of the infrared camera is disposed on a light path of light transmitted through the first region and the condenser lens, and
the liquid crystal panel does not include a black matrix at least in the first region, but includes color filters in the first region and the second region.
2 . The image pickup apparatus according to claim 1 ,
wherein, among the color filters in the first region, a color filter of each of pixels is in contact with a color filter of an adjacent pixel.
3 . The image pickup apparatus according to claim 2 ,
wherein the liquid crystal panel further includes the black matrix disposed in such a manner to at least overlap a boundary between adjacent pixels in the second region.
4 . The image pickup apparatus according to claim 2 ,
wherein the color filters include at least three or more different monochromatic filters, and two or more of the at least three or more different monochromatic filters are superposed at a region in contact with a boundary between adjacent pixels in the first region.
5 . The image pickup apparatus according to claim 1 ,
wherein an area of the first region is equal to, or larger than, an opening area of the condenser lens.
6 . The image pickup apparatus according to claim 1 ,
wherein the backlight includes a chassis having a base facing the display region and a plurality of display light-emitting elements disposed on the base, and
the condenser lens is located between the base of the chassis and the liquid crystal panel.
7 . The image pickup apparatus according to claim 6 ,
wherein the infrared camera further includes a circuit substrate including a drive circuit configured to drive the imaging element,
the imaging element is mounted on the circuit substrate,
the chassis has a chassis through-hole provided at a position overlapping the first region in the plan view, and
the circuit substrate is disposed at an outer side of the chassis in such a manner that the imaging element is located in the chassis through-hole.
8 . The image pickup apparatus according to claim 1 ,
wherein the infrared camera further includes an infrared transmission filter that is disposed on the light path and that exhibits higher transmittance at a wavelength of 920 nm than at a wavelength of 550 nm.
9 . The image pickup apparatus according to claim 6 ,
wherein the backlight further includes a shading body, having a pillar shape, disposed in the chassis to surround the light path, the shading body configured to block infrared light.
10 . The image pickup apparatus according to claim 1 ,
wherein the liquid crystal panel further includes a thin film transistor (TFT) substrate, a counter substrate, and a liquid crystal layer disposed between the TFT substrate and the counter substrate, and
the TFT substrate includes:
a plurality of scanning lines arranged in the display region, extending in a first direction, and arrayed in a second direction different from the first direction,
a plurality of data lines extending in the second direction and arrayed in the first direction,
a plurality of switching elements, each connected to one of the plurality of scanning lines and one of the plurality of data lines, and
a plurality of pixel electrodes connected, respectively, to the plurality of switching elements, and two-dimensionally arrayed in the first direction and the second direction, wherein;
the plurality of scanning lines, the plurality of data lines, the plurality of switching elements, and the plurality of pixel electrodes are located in the first and second regions of the liquid crystal panel, and
an interval between adjacent scanning lines of the plurality of scanning lines in the first region is in a range from 0.5 times to 1.5 times an interval between adjacent scanning lines of the plurality of scanning lines in the second region.