Epson Stylus Pro 7890 Brochure & Specs page 6

Advanced Print Head Technology
High-Precision Eight-Channel Epson MicroPiezo TFP Print Head
Thin Film Piezo (TFP) print head design capable of handling eight
separate ink channels
One-inch-wide, high performance print head with 360 nozzles
per channel
Auto-sharing Black ink channel technology
Low vibration meniscus control for highly accurate dot shape
and placement
Ink repelling coating for dramatically reduced nozzle clogging
Produces variable-sized droplets as small as 3.5 picoliters to greatly
decrease print times while optimizing photographic quality
Epson AccuPhoto HD Screening
Advanced eight-color screening algorithm resulting in prints with
superior color and clarity
Maximum resolution of 2880 x 1440 dpi for incredibly sharp
text and line art
Produces extremely fine blends and photographic transitions
Extremely accurate highlight-to-shadow details
No visible photographic graininess due to the printing process
Ensures consistent color balance regardless of the viewing
light source
When combined with the precise dot placement accuracy of the
Epson MicroPiezo TFP print head, overall photographic print quality
is dramatically improved
Automatic Nozzle Verification and Cleaning
Embedded sensors quickly verify nozzle status without using media
and automatically clean the print head if required
Epson SpectroProofer 24 and 44
Optional 24- or 44-inch wide spectrophotometer developed jointly with X-Rite
Simple installation; fits cleanly into the front of the Epson Stylus Pro 7890 or 9890
Incorporates a high performance X-Rite ILS20 spectrophotometer for extreme
measurement accuracy below 0.2 dE-CMC
UV-cut and non-UV-cut versions available at the time of purchase
Both black and white interchangeable backing plates included
Built-in print dryer to accelerate the dry-down and reading process
Built-in temperature sensors for internal mechanism and surrounding environment
When driven by the latest front-end RIP software, the Epson SpectroProofer can
automate virtually any color management process in your workflow
Epson UltraChrome K3 with Vivid Magenta Ink
Industry-Defining, Eight-Color, Pigment-Based Ink System
High-density pigments for an extremely wide color gamut
Unique formulation of Magenta pigments for extreme blues and purples
Designed to work with Epson AccuPhoto HD screening technology
Professional print permanence
Outstanding short-term color stability for mission-critical
proofing applications
Improved Microcrystal Encapsulation
gloss differential
Improved black density up to 2.6 with an L* value ~3.0
Three-Level Black Ink Technology
Simultaneously uses Black, Light Black, and Light Light Black inks
Significantly improves the gray balance while eliminating color casts
Outstanding highlight-to-shadow grayscale accuracy for a smoother
tonal range
Virtually eliminates any bronzing of basic pigment chemistry
Enhances the ICC profiling process for ColorSync
A
Automatic Black Ink Mode Switching
Both Photo and Matte Black ink cartridges are installed simultaneously
Depending upon your media type or driver setting, the printer will
automatically switch to the correct black ink type
Switching can occur automatically or provide a warning
before proceeding
Highly-efficient print head design ensures fast switching with minimal
ink usage
Automatically ensures optimum black ink density, regardless of media
type used
™
technology for reduced
B
® and WCS workflows