Displays

• three main categories of monitors
  • Laptop Monitors
  • (Liquid Crystal Displays) LCD panels
  • Projectors
  • Virtual Reality Headsets

LCD

• Made of Liquid crystals
• Made in columns of Red Green Blue (RGB)

Components

• Panel
• Power
• Analog/digital Converter
• Backlights
• LCD Panel

Resolutions

• How many pixels across and how many pixels down
• PPI: Pixels Per Inch
• LCD monitors are design to run at native resolution that provides the best quality
• LCD has to use an edge-blurring technique call interpolation to soften the jagged corners of the pixels
• This is used when running at lower than native resolution

Response Rate

• The rate is the amount of time it takes for all the sub-pixels on the panel to change from one state to another

Refresh Rate

• How many times the screen changes
• 60 Hz is common for most workstations
• Higher resolutions will get to 144 Hz

Contrast Ratio

• Contrast ratio is the difference between the darkest and the lightest spots that the monitor can display
• Average 450:1, low 250:1 and high 1000:1

Color Depth

• number of colors that the monitor can show
• Modern Monitors use an 8-bit panel, with 256 (28) colors per channel
• This translates to 24-bit color, meaning the monitor can display 16.7 million color variations

Connections

• VGA
• DVI
• HDMI
• Display Port Full, Mini
• Thunderbolt
• HDBaseT
• USB-C
• AGP - Deprecated
• PCI

Adapters

• Main graphics card drivers
  • NVIDIA
  • AMD
  • Intel
• Video RAM
  • Provides it’s own RAM and CPU to run graphics for a game or heavy required displays