open source project: lenses
existing products
Each web page in this series starts with a review of existing products, followed by an open source specification for the tool set.
open source specification
This is an open source specification for one component in a tool set.
If you are interested in the tool set you mat want to start at tool set overview page.
A pocket holds clip-on camera lenses. The set includes a 180-degree fisheye lens, a 0.4x super wide-angle lens, and a 10x macro zoom lens for close-up photography.
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