Epson Expression 1640XL - Graphic Arts Product Information Guide

Epson Expression 1640XL - Graphic Arts - Expression 1640XL- Graphics Arts Manual

Epson Expression 1640XL - Graphic Arts manual content summary:

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8

EPSON Expression 1640XL
8/00
EPSON Expression 1640XL
- 1
Scanner Parts
Scanner Specifications
Scanner
General
Scanner type
Flatbed, color
Maximum
12.2
×
17.2 inches (310
×
437 mm)
document size
A3 or Letter (The reading area can be
specified from your software)
Photoelectric
device
Color MatrixCCD line sensor
Effective pixels
19520
×
27520 pixels at 1600 dpi,
100% scaling
Maximum hardware
resolution*
1600 dpi (main scan)
3200 dpi with Micro Step Drive
(sub scan)
*The maximum hardware resolution of 1600
×
3200 dpi is achieved
using EPSON’s Micro Step Drive technology
Output resolution
50 dpi - 12800 dpi
50 to 6400 in 1 dpi increments
Zoom
50 to 200% in 1% increments
Maximum interpolated
resolution
12800
×
12800 dpi
Line art
1 bit per pixel
Speed (1600 dpi,
Color: 13.2 msec/line (approx.)
draft mode)
Grayscale: 4.5 msec/line (approx.)
Line Art: 4.5 msec/line (approx.)
Color separation
RGB color filters on CCD
Reading sequence
Monochrome: One-pass scanning
Color byte sequence: One-pass
scanning (R, G, B)
Color line sequence: One-pass
scanning (R, G, B)
Command level
ESC/I-B8
Optical density
3.6 Dmax
Color depth
42-bit internal/42-bit external
Grayscale depth
14-bit internal/14-bit external
Pixel depth
14 bits per pixel (14 bits per pixel
input, 1 to 14 bits per pixel output)
Brightness
7 levels
Line art settings
Fixed threshold
TET (Text Enhancement Technology,
enable/disable selectable)
Area separation
AAS (Auto Area Segmentation,
enable/disable selectable)
Digital halftoning
3 halftoning modes (A, B, and C)
4 dither patterns (A, B, C, and D) for
bi-level and quad-level data
(2 downloadable dither patterns)
Gamma correction
2 types for CRT display
3 types for printer
1 type user-defined
Color correction
1 type for CRT display
3 types for printer (available in color
byte sequence mode and color line
sequence mode)
1 type user-defined
document cover
document table
transportation lock
carriage
(at home
position)
control
panel
]
Start button
terminator switch
SCSI interfaces
SCSI ID
dial
option connector
(ADF/TPU)
AC inlet
USB
interface
optional interface slot
transportation lock