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A-2
Technical Specifications
R4C0910
Rev. C
A5 size SPEC.FM
1/12/00 Pass 3
L
Proof Sign-off:
SEI Y.Takasaki M.Fujimori
M.Fujimori
SEI M.Kauppi
Scanning
Scanner type: Flatbed, color
Photoelectric device: Color CCD line sensor
Effective pixels: 13600
×
18720 pixels at 1600 dpi, 100%
Document size: 216 mm
×
297 mm (8.5 inches
×
11.7
inches)
A4 or US letter size
(The reading area can be specified from
your software.)
Scanning resolution: 1600 dpi (main scan)
3200 dpi with Micro Step (sub scan)
Output resolution: 50 dpi to 9600 dpi
(50 to 4800 dpi in 1 dpi increments, 7200
dpi, and 9600 dpi. 7200 dpi and 9600
dpi performed with zoom function)
Color separation: RGB color filters on CCD
Reading sequence:
Monochrome One-pass scanning
Color page sequence Three-pass scanning (R, G, B)
(This sequence is not supported by
EPSON TWAIN Pro)
Color byte sequence One-pass scanning (R, G, B)
Color line sequence One-pass scanning (R, G, B)
Zoom: 50% to 200% in 1% increments
Image data: 12 bits per pixel per color internal
1 to 12 bits per pixel per color external
Brightness: 7 levels
(In EPSON TWAIN Pro, Gamma
correction controls Brightness)