Mitsubishi Electric Corporation

Yuta Imanishi

Hideki Tanizoe

Akihiro Kitaguchi

A projection image display includes: a screen unit that has a screen; a projection unit that projects an image onto the screen from a back surface of the screen; a housing that houses the projection unit; a slide mechanism that supports the screen unit such that the screen unit moves in an anterior-posterior direction; a locking mechanism that restricts a movement of the slide mechanism; and an adjustment mechanism that is capable of adjusting a position of the screen unit with respect to the housing from the outside while the locking mechanism restricts the movement of the slide mechanism.

Projection image display

A liquid crystal display according to the present invention includes a liquid crystal panel, an LED light source to irradiate a back surface side of the liquid crystal panel with light, a diffusion plate disposed between the liquid crystal panel and the LED light source, a reflection sheet disposed on a side opposite to the diffusion plate with respect to the LED light source, a panel holder disposed on a back surface side of the reflection sheet, and at least one photodetector disposed on the back surface side of the reflection sheet and to detect light reflected by a back surface of the diffusion plate and propagated in a gap between the reflection sheet and the panel holder.

Growing community of inventors

Tokyo, Japan

Yuta Imanishi