借助光栅原理，让屏幕发出的光只能从正面特定角度范围内看到，从而实现「大角度防窥」的效果：
在 3D 世界里，一个物体 = 几何体 + 材质。
。业内人士推荐旺商聊官方下载作为进阶阅读
Part of the problem may be that none of the light is really directed forward and at the sleeper's face. Even the Dreamie's lamp mode at maximum brightness seems to have more reach than the sunrise feature. (And a note on the lamp, while it's decently bright, it's still a bit too dim for reading in bed unless I'm huddled up to it.)，这一点在夫子中也有详细论述
界面新闻从线上线下店员处均证实撤退消息。GUESS所属母公司Authentic Brands Group告诉界面新闻，正在中国市场进行战略调整，后续进展暂无透露。2026年初，Authentic Brands Group与Guess，Inc联合宣布，已完成Guess私有化交易。其中，Authentic现已拥有Guess几乎全部知识产权的51%权益，其余49%权益则由Guess留存股东持有。（界面新闻）
Photograph: Simon Hill