Microsoft lifecam vx-800 specs
Imaging Features: Fixed focus Automatic image adjustment with manual override
Sensor: CMOS VGA sensor technology
Res. Motion Video: 0.31 megapixel (640 x 480 pixels)*
Res. Still Image: 0.31 megapixel (640 x 480 pixels) without interpolation*
Field of View: 59° diagonal field of view
Specifications PDF: TDS_LifeCamVX-800
https://en.wikipedia.org/wiki/LifeCam
ROS Calibration
Command to launch the calibration procedure
python3 /opt/ros/noetic/lib/camera_calibration/cameracalibrator.py –size 8×6 –square 0.024 image:=/usb_cam/image_raw camera:=/usb_cam
Console output for the calibration procedure
mono pinhole calibration... D = [-0.024968869261289526, 0.07930822220599683, -0.003910806144872592, -0.004521345730832268, 0.0] K = [682.7339388231446, 0.0, 350.24230621129846, 0.0, 685.0091845549854, 234.69855008454573, 0.0, 0.0, 1.0] R = [1.0, 0.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0, 1.0] P = [684.7103271484375, 0.0, 347.0226591393148, 0.0, 0.0, 687.8898315429688, 232.61935265769353, 0.0, 0.0, 0.0, 1.0, 0.0] None # oST version 5.0 parameters [image] width 640 height 480 [narrow_stereo] camera matrix 682.733939 0.000000 350.242306 0.000000 685.009185 234.698550 0.000000 0.000000 1.000000 distortion -0.024969 0.079308 -0.003911 -0.004521 0.000000 rectification 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 projection 684.710327 0.000000 347.022659 0.000000 0.000000 687.889832 232.619353 0.000000 0.000000 0.000000 1.000000 0.000000 ROS Calibration File