Dell Latitude 5550 - Security Features and Smart Card Readers

Table 24. Display specifications(continued)
Description Option one Option two Option three
Width
344.20 mm (13.55 in.) 344.20 mm (13.55 in.) 344.20 mm (13.55 in.)
Diagonal
396 mm (15.60 in.) 396 mm (15.60 in.) 396 mm (15.60 in.)
Display-panel native
resolution
1920 x 1080 1920 x 1080 1920 x 1080
Luminance (typical)
250 nits 250 nits 400 nits
Megapixels
2.07 2.07 2.07
Color gamut
45% NTSC 45% NTSC 100% sRGB
Pixels Per Inch (PPI)
141 141 141
Contrast ratio (typical)
700:1 700:1 800:1
Response time (maximum)
35 millisecond 35 millisecond 35 millisecond
Refresh rate
60 Hz 60 Hz 60 Hz
Horizontal view angle
+/- 80 degrees +/- 80 degrees 80 +/- degrees
Vertical view angle
+/- 80 degrees +/- 80 degrees 80 +/- degrees
Pixel pitch
0.179 x 0.179 mm 0.179 x 0.179 mm 0.179 x 0.179 mm
Power consumption
(maximum)
4.60 W 4.60 W 4.50 W
Anti-glare vs glossy finish
Anti-glare Anti-glare Anti-glare
Fingerprint reader (optional)
The following table lists the specifications of the optional fingerprint-reader of your Latitude 5550.
Table 25.
Fingerprint reader specifications
Description Values
Fingerprint-reader sensor technology
Capacitive
Fingerprint-reader sensor resolution
500 dpi
Fingerprint-reader sensor pixel size
108 x 88
Sensor
The following table lists the sensor of your Latitude 5550.
Table 26.
Sensor
Sensor support
Ambient light sensor
Accelerometer in the base: ST Micro LIS2DW12TR
Specifications of Latitude 5550 31