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Kopin logoUS-based Kopin Corporation is a developer of microdisplays and other components for wearable devices.


Kuntech (officially Shaanxi Kuntech Semiconductor Technology) was established in 2018 in Xian, Shaanxi, China with an aim to become an AMOLED producer.

Kunshan Mengxian

Kunshan Mengxian Electric (also known as Qingyue Optical) was established in 2020 in China with plans to produce OLED microdisplays. The company is owned by Qingyue, a PMOLED producer that was spun-off in 2021 from OLED maker Visionox.

In 2020, Kunshan Mengxian announced its plans for a $55 million OLED microdisplay line, in Kunshan, Jiangsu province. The company is looking to produce direct-emission RGB OLED microdisplays.

LG Display

LG Display logoLG Display, based in Korea, is one of the world's largest display makers. LGD produces screens for TVs, laptops and mobile devices.

LG Display is producing OLED TV panels and also flexible OLEDs for mobile devices - wearables and smartphones (branded as pOLEDs).


Established in 2007, MicroOLED is a privately held company based in Grenoble, France that designs and develops high-performance OLED microdisplays for near-to-eye applications.

In January 2012, MicroOLED announced their first microdisplay, a 0.61" OLED microdisplay which features 5.4 million pixels. In August 2012, ST Microelectronics invested €6 million in MicroOLED, and the two companies launched a collaboration development effort. In 2015 the company announced it shipped over 150,000 0.38" WVGA microdisplays.

Nanjing Guozhao Optoelectronics Technologies

Nanjing Guozhao Optoelectronics Technologies (NJ Guozhao), based in Nanjing, China, was established as spin-off from the China Electronic Technology Group Corporation (CETC), to produce OLED microdisplays.

NJ Guozhao is already offering its first display, a 0.39" XGA panel, produced at its $39 million OLED production line.

Nippon Seiki

Nippon Seiki logoNippon Seiki was established in 1946 in Japan and is making and selling instruments for automobiles and office automation appliances.

Nippon Seiki produces PMOLED displays, focused on displays for automobile dashboards and electrical equipment.

Merck - Advancing Display, Advancing LifeMerck - Advancing Display, Advancing Life