Review on Epson® Stylus Pro WT7900 printer
The Epson Stylus Pro WT7900 printer uses Epson ultra chrome HDR ink with white for simulating different packaging by creating precision proofs on various types of media. The print head used by the Epson Stylus Pro WT7900 printer is MicroPiezo TFP print head which provides excellent accuracy. Epson’s white ink is having low maintenance and there is no need of frequent agitation since the white ink is suspended longer.
The Epson Stylus Pro WT7900 printer uses UltraChrome HDR ink set by including green and orange inks so that colors are translated to more richer accurate spot color simulation. This printer also delivers high quality film proofs. The water based white ink is used for printing soft packaging proofs. The Epson Stylus Pro WT7900 printer can handle roll up and cut sheets.
The Epson Stylus Pro WT7900 printer is the printer mainly designed for print jobs which need white color. For that this printer incorporates the Epson UltraChrome HDR white ink. There are two print modes in the Epson Stylus Pro WT7900 printer. They are surface white print mode and reverse white print mode. The reverse white print mode produces the widest possible color gamut and the surface white print mode is used for packaging products that require metallic. The Epson Stylus Pro WT7900 printer is also supported by leading third party RIP’s and workflows. The resolution of the Epson Stylus Pro WT7900 printer is 1440 * 1440 dpi or 1440* 720 dpi. The speed of the print engine for taking prints having the size 24 * 20 inches is about five minutes.
- FIVE – HDR white ink technology
The Epson Stylus Pro WT7900 printer makes use of aqueous based white ink technology. For creating the illusion of white, the light is randomly scattered by the hollow resin particles. With the complete density control, the user can achieve high white density also. For matching the white ink used on press there should be full control on color tone of white.
- FOUR – Reverse white print mode
The Epson Stylus Pro WT7900 printer has a feature, reverse white print mode. This mode is used commonly for printing white color on press. In this mode, first all the colors are applied and then apply the white color. By using the reverse white print mode the color become extremely vivid and clear. Similar to the actual press run, the proof should be viewed from behind while using clear films.
- THREE – Ink
The Epson Stylus Pro WT7900 printer is using the low maintenance white ink for printing. The Epson white ink does not need any frequent agitation and need only virtually low maintenance. Minimum shaking of only once a week is needed for the pigment in the ink solution since it remains suspended longer. The user gets alerts as messages on the LCD panel whenever agitation is required.
- TWO – Media handling
The Epson Stylus Pro WT7900 printer can handle single roll up and cut sheets. The single roll up can be of maximum 24 inch width and that for a cut sheet is also 24 inches. The roll media adapter which is user adjustable will accept either 2 or 3 inches media cores. Minimum sheet size acceptable by the Epson Stylus Pro WT7900 printer is 8.27 * 11 inches. The built-in media cutter in this printer is rotary cutting.
- ONE – Print head
The head design of the Epson Stylus Pro WT7900 printer can handle ten separate ink channels. The press methods include both reverse and surface white pressing. For virtually maintenance free printing, the printer has auto cleaning system. For accurate dot shape and replacement low vibration meniscus control is done. The high performance delivering print head has 360 nozzles per channel.
The Epson Stylus Pro WT7900 printer has two modes: reverse white print mode and surface white print mode. This printer supports almost all media types. This printer also provides fast drying time and excellent color stability to the users. Thus, this printer is suited for all users.