Display
part · 1968 · Digital age
A smartphone screen: a pixel matrix under protective glass with a touch layer.
What it is made of
- Cover glass — has part. Strengthened glass on top.
- Touch layer (capacitive) — has part. Under the glass is a touch layer that registers touches.
- Pixel matrix (OLED) — has part. A pixel matrix forms the image.
Principles and materials it uses
- Glass — is made of. The cover glass.
Where it is used
- Smartphone — is part of. The screen is the main means of input and output.
- Mobile phone — is part of. The phone's screen shows the number, messages and menus.
- Laptop — is part of. A laptop's lid is its screen.
- Monitor — is part of. The heart of a monitor is the display: an LCD panel, once a picture tube.
- Flat-screen TV — is part of. A flat TV is basically a big display — LCD or OLED.
- VR headset — is part of. A VR headset has two displays, one per eye.
- Handheld console — is part of. A handheld console has its screen built in.
History: what it evolved from and what it influenced
- Liquid-crystal display — evolved from. The first smartphones had LCD screens.