Screens
Introduction[edit]
- TFT same as LCD
- Light comes from backlight
- reaction time is time for color change of pixel (BWT black to white or GTG grey to grey), for videos max. 30ms
- technologies
- TN, fast, cheap but worse image
- S-IPS, ok (IPS not ok)
- MVA/PVA, high contrast, but slow, therefore overdrive
- Interfaces
- D-Sub is VGA (analog)
- DVI-I (analog and digital), DVI-D (digital)
- HDMI (down compatible to DVD-I)
- HDCP copy protection
- contrast is between white and black
- class I no pixel errors, standard is class II nine errors per million pixel