北京至格科技有限公司依托二十余年的光栅领域科研成果进行产业转化，致力于增强现实衍射光波导光学显示模组及衍射光栅的研发、生产和销售。已量产视场角40到52度衍射光波导镜片。
The original article was first published on the WeChat official account (Aibang VR Industry News)：小米投资AR衍射光波导模组提供商至格科技
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