Epson Expression E11000XL-PH Large Format Flatbed Scanner Image Sensor: CCD Light Source: Xenon gas cold cathode fluorescent lamp Resolutions, Optical: 2400 x 2400dpi Color Depth: 48bit Max. Document Size: 35mm film Operating Systems Supported: Windows 7 Windows Vista Windows XP Windows XP Professional x64 Edition Mac OS X 10.5.x, 10.6.x, 10.7.x, 10.8.x Dimensions: 25.8 x 18 x 6.2 (W x D x H) Weight: 28.70 lbs.