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P‐139: High Optical Contrast Reflective Display with Electrochromism
Author(s) -
Ko Ik Jang,
Park Jin Hwan,
Kim Yong Cheol,
Kim Gyeong Woo,
Kwon Jang Hyuk
Publication year - 2017
Publication title -
sid symposium digest of technical papers
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.351
H-Index - 44
eISSN - 2168-0159
pISSN - 0097-966X
DOI - 10.1002/sdtp.12028
Subject(s) - electrochromism , high contrast , contrast ratio , contrast (vision) , reflector (photography) , visibility , optics , materials science , reflectivity , optoelectronics , light source , chemistry , physics , electrode
We report a new reflective display combined electrochromic device and white reflector for the wearable application. This device shows a high contrast ratio of 38:1 under ambient light condition of 660 lux due to their good outdoor visibility based on high reflectance and deep black level.