28 Specifications
Display
Type (TrueLife) 15.4-inch CCFL WXGA Anti-Glare
15.4-inch CCFL WXGA+ with TrueLife
15.4-inch CCFL WUXGA with TrueLife
15.4-inch WXGA+WLED with TrueLife
Dimensions:
Height
207 mm (8.14 in)
Width
331.2 mm (13.03 in)
Diagonal
391.2 mm (15.4 in)
Maximum resolutions:
WXGA AG
1280 x 800 at 262 K colors
WXGA+ with TrueLife
1440 x 900 at 262 K colors
WUXGA
+
with TrueLife
1600 x 1200 at 262 K colors
Refresh rate 60 Hz
Operating angle 0° (closed) to 140°
Viewing angles:
Horizontal
±40° (WXGA AG)
±55° (WXGA+
with TrueLife
)
±55° (WUXGA+
with TrueLife
)
Vertical
+15°/–30° (WXGA AG)
±45° (WXGA+
with TrueLife
)
±45° (WUXGA+
with TrueLife
)
Pixel pitch:
WXGA AG
0.258 mm
WXGA+ with TrueLife
0.2304 mm
WUXGA
+
with TrueLife
0.1725 mm
Controls brightness can be controlled through keyboard
shortcuts (see Dell Technology Guide for more
information.)