document cover
document table
optional
interface
transportation termination rotary ground
connector
lock lever
AC
SCSI
inlet
interface
connectors
Scanner Specifications
Scanner type:
Flatbed, color
Photoelectric
Color CCD (Charged Coupled Device)
device:
line sensor
Effective pixels:
5096 dots by 7020 dots at 600 dpi, 100%
Maximum
8.5 inches x 11.7 inches
document size:
(216 mm x 297 mm) to allow US letter
size or A4 (The reading area can be
specified from software.)
Scanning
600 dpi (main, sub)
resolution:
Output resolution:
50 to 4800 dpi. Values above 2400
through software interpolation.
Command level:
ESC /I-B6 (B5+AAS)
Scanners
SCSI ID
switch terminal
switch
parallel
interface
connector
Scanning speed
Line art:
(A4,600 dpi, draft
256 gray levels: approx. 5.5 ms/line
mode):
Full color:
Color separation:
RGB color filters on CCD
Reading sequence: Monochrome mode:
One-pass scanning
Color page sequence mode:
Three-pass scanning (R, G, B)
Color byte sequence
One-pass scanning (R, G, B)
Color line sequence mode:
One-pass scanning (R, G, B)
Zoom:
50 to 200% in 1% steps (hardware);
software selectable up to 2000%,
depending on output device
Image data:
12 bits per pixel per color (input).
When over 8 bits are captured, they are
saved as 8 bits per pixel per color
(maximum output)
Brightness:
7 levels
Line art settings:
Fixed threshold with TET (Text
Enhancement Technology) enabled
0 to 255 adjustable threshold with TET
disabled
Halftoning process: Enable/disable selectable
3 halftoning modes (A, B, and C) and
4 dither patterns (A, B, C, and D) for
bi-level and quad-level data
Halftoning mode A only in color line
sequence mode
2 user-defined dither patterns
Gamma correction: 2 types for CRT display
3 types for printer
1 type for user-defined
Color correction:
1 type for CRT display
3 types for printer output (available in
color line sequence mode only)
1 type for user-defined
Interface:
Bidirectional parallel and SCSI
Light source:
Xe-gas cold cathode fluorescent lamp
Reliability:
Main unit MCBF: 100,000 cycles of
carriage movements
Dimensions:
Width:
Depth:
Height: 5.2 inches (133 mm)
Weight:
About 22 lb (10 kg)
EPSON Expression 636
approx. 5.5 ms/line
approx. 8 ms/line
(line/byte sequence)
13 inches (332 mm)
22.2 inches (563 mm)
EPSON Expression 636-l
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