Appendix A Technical Specifications; Scanning - Epson Expression 1680 Reference Manual

Appendix A
Technical Specifications

Scanning

Scanner type:
Photoelectric device: Color CCD line sensor
Effective pixels:
Document size:
Scanning resolution: 1600 dpi (main scan)
Output resolution:
Color separation:
Reading sequence:
Monochrome
Color page
sequence
Color byte
sequence
Color line
sequence
Zoom:
Flatbed, color
13600 × 18720 pixels at 1600 dpi, 100%
216 mm × 297 mm
A4 or US letter size
(The reading area can be specified from
your software.)
3200 dpi with Micro Step (sub scan)
50 dpi to 12800 dpi
(50 to 6400 dpi in 1 dpi increments, 12800
dpi performed with zoom function)
RGB color filters on CCD
One-pass scanning
Three-pass scanning (R, G, B)
(This sequence is not supported by EPSON
TWAIN Pro)
One-pass scanning (R, G, B)
One-pass scanning (R, G, B)
50% to 200% in 1% increments
Technical Specifications
A-1