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4. Technical Specification
4 Technical Specifications
Picture/Display
Monitor panel type TFT-LCD
Backlight LED
Panel size 21.5'' W (54.6 cm)
Aspect ratio 16:9
Pixel Pitch
0.248 x 0.248 mm
Brightness 250 cd/m²
SmartContrast 20,000,000:1
Contrast ratio (typical) 1000:1
Response time (typical) 2 ms
Optimum Resolution 1920 x 1080 @ 60Hz
Viewing angle 170° (H) / 160° (V) @ C/R > 10
Picture Enhancement SmartImage
Display colors 16.7 M
Vertical refresh rate 56Hz -76Hz
Horizontal Frequency 30kHz - 83kHz
sRGB YES
Connectivity
Signal input (228C3L) DVI-D (Digital), VGA (Analog)
Signal input (228C3LH) VGA (Analog), HDMI
Input Signal Separate Sync, Sync on Green
Audio In/Out (228C3LH) HDMI audio out
Convenience
User Convenience
OSD Languages English, French, German, Italian, Russian, Spanish,
Simplified Chinese, Portuguese
Other convenience Kensington lock
Plug & Play Compatibility DDC/CI, sRGB, Windows 7/Vista/XP, Mac OSX, Linux
Stand
Tilt -5/+20