New color tablet "TopJoy Butterfly"
Amazon's "Kindle" has a monochrome tablet that uses electronic paper for its display. Electronic paper has the advantage of being less tiring on the eyes because it is a material that works on the same principle as paper, in that it does not emit color itself and can be seen under light. Use). However, viewing videos and photos online is now commonplace, and monochrome display is limited to applications such as reading books and comics.
The "TopJoy Butterfly" that appeared on an overseas crowdfunding site supports color display even though it is an electronic paper display. It can display 300dpi in monochrome and 150dpi in color, making it suitable for reading colored e-comics. You can also display web pages to some extent.
You can read color e-comics with color e-paper
E Ink, the industry's largest color electronic paper, has developed a display called "Kaleido Plus" and has been commercializing it since 2020. On the other hand, TopJoy Butterfly adopts the "Display Electronic Slurry (DES)" method. It is said that the cost is lower than Kaleido Plus, which uses color filters, and that colors can be displayed directly, making it possible to express more natural colors.
DES-type color electronic paper provides a clearer color display than the filter-type
TopJoy Butterfly uses a DES display from electronic paper manufacturer Dalian good display. The company has developed 6-inch and 7.8-inch DES displays, and TopJoy Butterfly will also be offered in two sizes using this display. Both OS are Android 11, the chipset is not disclosed, but 4-core 64-bit Cortex-A55 1.8GHz, GPU is Mali-G52, so is it Rockchip? It has 2GB of memory and 32GB of storage. Communication is 802.11 b/g/n 2.4GHz and Bluetooth 4.2.
Available in two sizes, 6" and 7.8"
The 6-inch model has a resolution of 1448 x 1072 dots, a body size of 153 x 108.5 x 7.5 mm, and a weight of 185 g. The battery is equipped with 1500mAh and supports standby for 35 days. On the other hand, the 7.8-inch model comes with a stylus pen that supports 4096 gradations with a resolution of 1872 x 1404 dots, and supports handwriting input. 193 x 135 x 7.9mm, weight 315g. Built-in 3200mAh battery that can stand by for 70 days. Both models have a built-in microphone, but only the 7.8-inch model also has a monaural speaker.
The 7.8-inch model can be written with a stylus pen
The price starts at $159 (approximately 17,000 yen) for the 6-inch and $249 (approximately 27,000 yen) for the 7.8-inch, but the minimum price has already closed and reservations are being accepted at a price that is $10 higher. It is It may not be suitable for watching videos, but it can display photos to some extent, so it can be used not only as a color e-book reader, but also for viewing the web, SNS, etc. Supported formats include PDF, EPUB, TXT, DJVU, HTML, RTF, FB2, DOC MOBI, CHM. Kickstarter will be available until October 10, 2021, so if you are interested, please search for "TopJoy Butterfly".
I am very concerned about the usability of the new color electronic paper
*This article does not guarantee the success of the project owner's project, the quality of the project, or the content of the return. Problems during the project progress, refund request, return return request will be done under the responsibility of the project owner. If the project fails, there is a risk that the product will not be delivered or you will not be able to receive a refund. Please invest at your own risk.
Dr. Yamane's official website
Dr. Yamane, who has been covering the mobile phone industry for many years, explains his rise and fall. If ASCII's series ``Dr. New serialization to know!
"Apple was also trial and error at first", "Why did Nokia step down as the king of mobiles?" Let's look back on the history of the industry, which is absolutely necessary when talking about "smartphones", with Dr. Yamane!
→Read ASCII Club "Rise and Fall of Smartphone Makers - Dr. Yamane's Encyclopedia of Mobile Phones"
★ASCII Club is a membership service provided by ASCII. If you register as a paid member, you will be able to read serial articles and special projects limited to members, view archives of past video projects, and receive members-only e-mail magazines that post the voices of editorial staff. In addition, we are developing a service that allows you to read the e-magazine "Weekly ASCII" as much as you want on your browser, including back numbers.
tweet
Go to category top
About ASCII Club
Display format: PC ⁄ smartphone