The recommend interface camera is different based on how does the image acquire. (with PC or without PC)
 
When the image acquiring with PC
    When the image acquiring without frame grabber board
       GigE Vision supports up to 100m cable.
       USB3 Vision can use with USB bus power to achieve one cable solution.
       USB2.0 can use with USB bus power to achieve one cable solution.
 
    When the more stable image acquiring with frame grabber board
       Camera Link is available from “Low resolution / high speed” camera to “high resolution / high speed” cameras.
       CoaXPress can be faster frame rate compare with same resolution of Camera Link camera.
       Opt-C:Link supports up to 100m cable.
 
When the image displaying without PC (camera connects to monitor directly)
       HD-DVI can be connect to monitor directly with HDMI cable.
       3G-SDI / HD-SDI can be connect to SDI supported monitor directly with BNC cable.
       TV format can be connect to monitor directly with BNC cable.

USB2.0 camera power is supplying from USB port on PC through USB cable.

Please use within 5.0m cable length of USB2.0 cable for USB2.0 camera due to maximum cable length for USB2.0 cable in USB2.0 standard is 5.0m.
When using more than 5.0m cable length of USB2.0 cable, please confirm the cable characteristics with cable manufacture and make sure the cable works with actual system environment.

It can be checked “Universal Serial Bus Control” in “Device Manager” of Windows.
 
“USB3.0” includes in name of USB host controller if USB host controller is USB3.0 host controller.
“USB2.0” or “USB Enhanced” includes in name of USB host controller if USB host controller is USB2.0 host controller.

When connecting multiple USB2.0 cameras, frame rate becomes slower, USB2.0 camera cannot recognize or
other effect could be occurred depending on performance of PC or USB2.0 host controller.
 
If the performance of USB2.0 camera is not stable, please check below:
・Driver of USB2.0 host controller
     Please check the latest driver is installed for USB2.0 host controller that controls USB2.0 camera connected
     USB2.0 port.
 
・USB power management on PC
     The power of USB port could be shut down automatically by USB selective suspend setting.
     Please “Disable” power saving mode.

The performance of USB2.0 camera is changing depending on performance of USB2.0 host controller
(including driver for USB2.0 host controller) and USB bus power stability.
 
When USB2.0 camera connects to USB2.0 port, which assign to one
USB2.0 host controller controls one USB2.0 camera, performance of multiple USB2.0 cameras is stable.
(Usually one USB2.0 host controller controls multiple USB2.0 ports)
 
Please increase the number of USB2.0 or USB3.0 host controller with USB PCI card if necessary.