Epson Perfection 1640SU

Perfection 1640SU

Photo Scanners

Precision 1600dpi Scanning for All-Out Image Quality.



SCANNER TYPE
 Flatbed colour image scanner
SUB-SCANNING METHODMovement of scanning head
PHOTOELECTRIC DEVICEColour CCD (6 line alternated)
DOCUMENT SIZE216 x 297mm (A4 + Letter)
LIGHT SOURCEWhite cold cathode fluorescent lamp
OPTICAL RESOLUTION1,600 x 3,200 dpi with Micro Step Drive
PIXELS/LINE40,800 pixels (13,600 x 3 colours)
OUTPUT RESOLUTION
 Max. 12,800 dpi (by 6400dpi x 200% zoom)
50 to 6,400 dpi (in single steps)
ZOOM 50% to 200% (in 1% steps)
GRAYSCALE
 14-bit (16,384 grayscale levels) external
14-bit (16,384 grayscale levels) internal
COLOUR
 42-bit (4,398 billion colours) external
42-bit (4,398 billion colours) internal
SCANNING SPEED
MONOCHROME (Bi-level): (Draft mode) *1 (supertext)
A4 300 dpi 10 sec
COLOUR(Draft mode) *2 (supertext)
A4 300 dpi31.1 sec
 Scanner  test pages
EMBEDDED IMAGE PROCESSING
GAMMA CORRECTIONCRT (A,B), Printer (A,B,C)
User-defined 1 level
COLOUR CORRECTIONDot matrix printer
Thermal Printer
Inkjet Printer
CRT Display
User-defined
BRIGHTNESS7 levels
LINE ARTFixed threshold
TET (Text Enhanced Technology)
DIGITAL HALFTONINGError diffusion (A,B,C)
(Bi-Level, Quad-Level)Dither (Resident) (A,B,C,D)
Dither (User-defined) (A,B)
AREA SEPARATIONAAS (Auto Area Segmentation)
SUPPORTED PLATFORMS
SCSI I/FMicrosoft® Windows® 95/98/2000
Windows® NT 4.0®
Mac® OS 8.1 to 9.X
USB I/FMicrosoft® Windows® 98 (Pre-installed model)
Microsoft® Windows® 2000
(Pre-installed model or upgrade of Windows® 98 pre-installed model)
Mac® OS 8.1 to 9.X
(Macintosh® with standard USB connection)
INTERFACES
 SCSI (50 pin high-density connectors) x 1
 USB* (Type-B receptacle connector) x 1
ENVIRONMENTAL CONDITIONS
TEMPERATURE5° to 35°C (Operating)
HUMIDITY10% to 80% without condensation (Operating)
ELECTRICAL SPECIFICATIONS
VOLTAGEAC220 ~240V
FREQUENCY50 to 60Hz
POWER CONSUMPTIONApprox. 25W (Operating)
DIMENSIONS
width x DEPTH x height 289 x 442 x 96mm
WEIGHTApprox. 4.5kg
OPTIONS
Film AdapterB813173
Automatic Document FeederB813223
Bundled software
USB cable
Xerox Textbridge Pro
Adobe PhotoDeluxe
Epson Twain 5
*To use the USB port, your PC must conform to PC98 specifications, and have Windows¨ 98/2000 pre-installed. Consult the documentation provided with your PC for further information about USB connectivity. Note also that errors may occur if non-standard cables or more than two hub connections are used

Usage Conditions
Epson products are designed and made to give highly reliable use and long life when used according to its specifications. With any system, product or device used in situations where human life may be involved or at risk, Epson advises that you should take all necessary steps to ensure the suitability of your Epson product for inclusion in your system, and recommends that you include fail-safe procedures and redundancy support or backup equipment in your system, to maintain the maximum safety margin and optimum system reliability. Examples include but are not limited to – do not interfere with any electrical components within the device, do not use items supplied with the product for purposes other than as intended by Epson (ie mains cords, inks, CDs, plastic wrapping) and do not make modifications to the product.