Boe Technology Group Co., Ltd.

Hefei Boe Optoelectronics Technology Co., Ltd.

Ting Guo

Yangkun Jing

Lei Hu

The present invention provides a photo alignment device, a photo alignment method and an alignment film preparation system. The photo alignment device comprises a photo alignment unit, a temperature acquisition unit and a control unit, the photo alignment unit used to perform preheating, curing and photo alignment on a film-to-be-aligned layer; the temperature acquisition unit used to perform real-time acquisition on temperatures of the film-to-be-aligned layer during the preheating, curing, and photo alignment in synchronization with the photo alignment unit, and feed the acquired temperatures back to the control unit; and the control unit used to determine whether the fed back temperatures are within preset ranges of temperature, and adjust position, power and/or speed of the photo alignment unit based on the determination result, to cause the temperatures of the film-to-be-aligned layer during the preheating, curing, and photo alignment to be within their respective preset ranges of temperature.

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Beijing, China

Ting Guo