Use an Android phone as a document camera. Don't need a dedicated document camera device.
* Display live images from the phone camera on a screen of a PC
* Support both WiFi and USB connection
* Configurable camera picture resolution
* Operate the camera and adjust images on the PC
* Save images on the PC
* Share live images in a video conference
* Display images on a projector which is connected to a PC
Two pieces of software are needed: the PrezenCam server app running on an Android phone, and the ScreenOnPC Viewer program running on a Windows or Linux PC. The ScreenOnPC Viewer program can be downloaded from https://www.quaray.com/download .