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A pet camera lets you monitor your cat or dog 24/7—and some even let you give them treats! These are the top pet cameras we’ve tested, along with some of our favorite security cameras that also serve ...
If you want versatility without the bulk, the top bridge cameras we've tested offer a fantastic all-in-one zoom lens that can catch wide-angle landscapes, distant wildlife, and everything in between.
做光学设计的同行都懂，好镜头是“调”出来的，也是“等”出来的。Zemax里反复改曲率和厚度，Lumerical里扫描周期单元的相位响应，一个参数组合跑下来，工作站转一整天是常态。更别提无透镜成像的重建调参、叠层成像的扫描校正，每一步都靠手动调试和 ...
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