The Go series digital color cameras from QImaging uses CMOS sensors and can be connected through a USB 2.0 interface. The cameras can be used for histological and pathological applications. The Go-3, Go-5 and Go-21 offer resolutions of 3, 5 and 21 megapixels, respectively. The Go-21 uses subpixel shifting to enable more accurate color imaging. All cameras offer maximum speeds of 60 fps at 640 x 480 resolution. Both the Go-3 and Go-21 have a readout frequency of 24 MHz, and the Go-5, of 48 MHz. The cameras come with Windows-based software that can provide a real-time image preview and still-image animation.