Camera
The following table lists the camera specifications of your Precision 3581.
Table 16. Camera specifications
Description
Number of cameras
Camera type
Camera location
Camera sensor type
Camera resolution:
Still image
Video
Infrared camera resolution:
Still image
Video
Diagonal viewing angle:
Camera
Infrared camera
Touchpad
The following table lists the touchpad specifications of your Precision 3581.
Table 17. Touchpad specifications
Description
Touchpad resolution:
Touchpad dimensions:
Horizontal
Vertical
Touchpad gestures
Values
One
● FHD RGB camera
● FHD RGB + IR camera
● FHD RGB+IR camera with Ambient Light Sensor, Express
Sign-In with Presence Detection and Intelligent Privacy
Front camera
CMOS sensor technology
2.07 megapixels
1920 x 1080 (FHD) at 30 fps
0.23 megapixels
640 x 360 at 30 fps
80 degrees
86.6 degrees
Values
>300 DPI
115 mm
67 mm
For more information about touchpad gestures available on:
● Windows, see the Microsoft knowledge base article at
support.microsoft.com
● Ubuntu, see
ubuntu.com/support
Specifications of Precision 3581
19