Online Tests

Some characteristics of display are recognizable visually without any special devices. Here are listed some on-line static and interactive tests:

• Color-shift test
• Dynamic Range Test (Lights and Shadows)
• Dynamic Range Test (Banding)
• Dead-pixel check

You're able to identify the LCD type by close-up photo in some cases. So, if you have still-camera with macro-lens, just shoot macro photographs and discover.

• LCD pixels structure

Some manufactures encode LCD-panel type in model name suffix:

LCD-panel mark explained

• LG Display uses pattern LPxxxYYz (OP)(RS)
  • xxx—diagonal size in inches without decimal point,
  • O = T—type TN TFT
  • O = S—type IPS (S-IPS)
• CPT uses pattern CLAAxxxYYzzO
  • xxx—diagonal size in inches without decimal point,
  • O = A—glossy coat,
  • O empty—matte coat.