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| General Info | ||
|---|---|---|
| Model Number | Lenovo ThinkVision E20-20 | Asus VS228DE |
|
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2020 | 2013 |
| Brand | Lenovo | Asus |
| Model Number | ThinkVision E20-20 | VS228DE |
| Alias | 62BBKAR1 | |
| Display | ||
| Screen Size Class | 20" (inches) | 22" (inches) |
| Diagonal Size | 19.45 in 49.4 cm 494 mm 1.62 ft |
21.5 in 54.6 cm 546.1 mm 1.79 ft |
| Screen Width | 16.48 in 41.9 cm 418.608 mm 1.37 ft |
18.77 in 47.7 cm 476.64 mm 1.56 ft |
| Screen Height | 10.33 in 26.2 cm 262.35 mm 0.86 ft |
10.56 in 26.8 cm 268.11 mm 0.88 ft |
| Display Manufacturer | AU Optronics Innolux |
|
| Display Type | IPS | TN |
| Display Bit Depth | 8 bits (6 bits + FRC) | 8 bits (6 bits + FRC) |
| Frame Rate Control | Yes | Yes |
| Max Number of Colors | 16777216 | 16777216 |
| Bits | 24 | 24 |
| Screen Aspect Ratio | 16:10 | 16:9 |
| Screen Resolution | 1440 x 900 | 1920 x 1080 |
| Screen Pixel Pitch | 0.291 mm | 0.248 mm |
| Screen Pixel Density | 87 ppi | 102 ppi |
| Screen-to-Body Ratio | 78.19 % | |
| Backlight Source | W-LED | W-LED |
| NTSC 1953 | 72 % | 72 % |
| Screen Brightness | 250 cd/m² | 200 cd/m² |
| Static Screen Contrast | 1000 : 1 | 600 : 1 |
| Dynamic Screen Contrast | 3000000 : 1 | 50000000 : 1 |
| Screen Horizontal Viewing Angle | 178 ° | 170 ° |
| Screen Vertical Viewing Angle | 178 ° | 160 ° |
| Display Minimum Response Time | 4 ms | 5 ms |
| Display Average Response Time | 6 ms | 11 ms |
| Display Coating | Anti-glare/Matte | Anti-glare/Matte (3H) |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 1.75 in 4.5 cm 44.5 mm 0.15 ft |
|
| Case Weight | 2.61 kg 6 lbs |
|
| Case Width with Stand | 17.95 in 45.6 cm 456 mm 1.5 ft |
20.24 in 51.4 cm 514.1 mm 1.69 ft |
| Case Height with Stand | 14.65 in 37.2 cm 372 mm 1.22 ft |
15.21 in 38.6 cm 386.3 mm 1.27 ft |
| Case Depth with Stand | 7.41 in 18.8 cm 188.3 mm 0.62 ft |
7.87 in 20 cm 200 mm 0.66 ft |
| Case Weight with Stand | 2.95 kg 6 lbs |
3.8 kg 8 lbs |
| Case Color | Black | Black |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x HDMI 1.4 1 x D-sub |
1 x D-sub |
| Audio | ||
| Features | ||
| Cool Features | Low Blue Light | SPLENDID Video Intelligence Technology |
| Extra Features | Anti-theft stand lock slot - Kensington | Anti-theft stand lock slot - Kensington |
| Ergonomics | ||
| Case Width | 17.95 in 45.6 cm 456 mm 1.5 ft |
|
| Case Height | 12.13 in 30.8 cm 308 mm 1.01 ft |
|
| Vesa Mount Support | Yes | Yes |
| VESA Interface Standard Size | 100 x 100 | 100 x 100 |
| Removable VESA Stand | Yes | Yes |
| Height Adjustment | No | No |
| Landscape or Portrait Pivot Support | No | No |
| Left or Right Swivel Support | No | No |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 5 ° |
| Backward Tilt | 22 ° | 20 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 50 Hz - 75 Hz | 55 Hz - 75 Hz |
| Horizontal Digital Frequency | 30 kHz - 83 kHz | 30 kHz - 80 kHz |
| Screen Interpolation Measurement Unit | NULL | |
| Accessories | ||
| Extras | HDMI cable | D-sub cable |
| Certificates and Standards | ||
| Licenses | CCC China Energy Efficiency Standard Tier 2 ENERGY STAR 8.0 EPEAT Silver RoHS TCO 8.0 TÜV Rheinland Low Blue Light WHQL (Windows 10; Windows 7) |
BSMI CB CCC CE C-Tick CU ENERGY STAR 5.0 Epeat Silver ErP FCC Class B RoHS UL/cUL VCCI WEEE WHQL (Windows 8; Windows 7) |
| Usage and Storage Requirements | ||
| Safe Operating Temperature Level | 0 °C - 45 °C 32 °F - 113 °F |
0 °C - 50 °C 32 °F - 122 °F |
| Safe Operating Humidity Level | 10 % - 80 % | |
| Internal Storage Temperature | -20 °C - 60 °C -4 °F - 140 °F |
20 °C - 60 °C 68 °F - 140 °F |
| Internal Storage Humidity | 5 % - 95 % | |
| Max Operating Altitude | 5000 | |
| Max Storage Altitude | 12192 |
| Lenovo ThinkVision E20-20 | Asus VS228DE |
