Source: Yanko Design
Smart glasses manufacturers face a hard ceiling: the processing power needed for useful AR features generates heat in a form factor where there's almost no room for traditional cooling solutions, making them uncomfortable to wear for extended periods. A 1mm fan prototype signals the industry is treating thermal dissipation as a primary engineering challenge rather than an afterthought, which could unlock sustained use cases beyond novelty demos. If this cooling problem remains unsolved, it limits both comfort and the computational complexity of on-device AI features that glasses manufacturers are betting will differentiate their products.