Pinhole Glasses are too expensive in the market for their value. This is how you could DIY one for use at home.#goodmanstudio#gmsdiy
针孔玻璃专用眼镜对视力保健产品
自制针孔相机1 号· Lomography
Pinhole Eye Model : 3 Steps (with Pictures) - Instructables
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1 Step DIY - Pinhole Glasses 一招针孔眼镜
太陽針孔投影盒製作Pinhole Projector DIY
Make Stenopeic Glasses - reDiscover Center
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