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[ubuntu] USB Microscope resolution issue

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http://ubuntuforums.org – I have a DigiMicro 2.0 Mega-pixel USB Digital Microscope (it shows up in lsusb as "Z-Star Microelectronics Corp." The camera is recognized by Linux, and I get an image in either Camorama or Cheese. Camorama identifies the device as: Vimicro USB2.0 UVC PC Camera The problem is that the maximum image resolution I can get is 640x480. In a test with Windows 7, I was able to get 1600x1200 resolution. Comparing snapshots taken at the two resolutions shows that the 1600x1200 image definitely has higher resolution. Now, lsusb shows a max resolution for the device of 640x480, yet Wi (Hardware)