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针对世界的老龄化趋势,各国开始研发众多的适合老年生活的新产品,使老年人不但要活得健康,还要活得时尚。智能眼镜美国一家视觉公司开发出一种自动变焦的电子眼镜。它能根据戴镜人视觉的远近,随时
In response to the aging trend in the world, various countries have started to develop a large number of new products suitable for the elderly so that the elderly should not only live healthily but also lively and stylishly. Smart glasses A visual company in the United States has developed an automatic zoom electronic glasses. It can be based on the distance vision of wearing glasses, at any time