Three particle ink system in a Microcup® structure. This ink was engineered specifically for Electronic Shelf Labels (ESL) and is offered in black, white and red, and black, white and yellow. This ink system works similarly to the dual particle system, in that a charge is applied to the particles, and to a top and bottom electrode to facilitate movement. However, instead of the use of microcapsules, this system utilizes Microcups®, which are filled with liquid and sealed.
Tri-color
3.1 Inch 3 Color E-paper Display
Size3.1 Inch
Outline Size(mm)45.83(H)×80.78 (V)
ColorBlack/White/Red
View Area(mm)38.81(H)×68.38 (V)
DPI110
Resolution(px)168(H)×296(V)
Interface SPI
Pixel (mm)0.231×0.231
Voltage3.0V
Driver ICSSD1680
Temperature0-50℃
Substrate Glass base
Weight(g)6.5±0.5
DKE Holding Company Limited
DKE was founded in 2005 and has dedicated continuously and diligently for over a decade to the E-paper market. Now we are a professional manufacturer and service provider of E-paper display technology products integrating R&D, design, production, and sales of many E-paper display modules. Now DKE is also one of the core enterprises of the global E-paper industry. DKE boasts four manufacturing bases in Jiaxing City, Zhejiang Province， Dalian City, Liaoning Province, and Vietnam， with a total number of employees of over one thousand
How e-paper works
| E-paper Series | Color |
| Black&White | Black,White |
| Tri-Color | Black, White, Red, |
| Four-Color | Black, White, Red, Yellow |
| N-Color | Black, White, Red, Yellow, Blue, Green, Orange |
| Flexible | Bendable, Thin and Robust |
| Segment | Customization Supported |
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