Epson Stylus Pro 9900 - Page 3

Variable-Sized Droplet Technology
By controlling the electric pulse applied to the print
head’s piezo element, the Epson Stylus
™
Pro 7900/9900’s
MicroPiezo
™
print head is capable of producing several
different sizes of ink droplets, depending on the image
type and media used. This new generation of MicroPiezo
printheadimprovestheVariable-SizedDropletfunctionto
improve image quality while optimising print speed.
2880 x 1440 dpi resolution
The Epson Stylus Pro 7900 and 9900 offer industry-leading
outputquality,withprintresolutionsofupto2880x1440dpi.
This is achieved as the result of technologies that include
Variable-SizedDropletTechnology,whichsupportsinkdroplets
as small as 3.5pl, and Advanced Meniscus Control, which
enables the printer to deliver sharp, accurately placed
spherical ink droplets with high levels of precision.
1440 x 1440 dpi mode
With the addition of a new print resolution–1440x1440dpi
– which can be used in conjunction with a third-party RIP, the
Epson Stylus Pro 7900 and 9900 deliver improved quality and
dot sharpness when generating 1 bit TIFF proofs.
High Speed Throughput
In contrast to their predecessors, the Epson Stylus Pro 7900
and 9900 are able to achieve print throughput at rates up to
more than twice the speed*.
* Based on A1 plain paper draft mode
• Smoothergradations:
 Incombinationwiththe10-colourinksystem,thenewLUT
technology delivers prints with noticeably smoother colour
gradations and transitions.
Advanced LUT technology
Utilisinganewandsophisticatedcolour
LUT(Look-UpTable)technology,the
Epson Stylus Pro 7900 and 9900 printers
achieve high levels of optimisation in
the key image quality areas of:
Poor
gradation
LUT with poor grain
characteristics
LUT with good
grain characteristics
LUT quality affects
the graininess of
skin tones.
Colour gamut
with nonsmooth
LUT gradation
Colour gamut
with smooth
LUT gradation
Good
gradation
• Grainreduction:
By improving the ink combination selection process, the new
 LUTtechnologydramaticallyreduces instances of image
grain that tend to be prevalent in skin tones.
• Colourconstancy:
WithacolourconstancyleveloflessthanDeltaE1.0,print
colours remain visually consistent when viewed under
different lights and lighting conditions.
Print Speed Comparision
Up to
2.5 times
faster!
Up to
2.5 times
faster!