Instructables

DIY PARABOLIC MIRROR from a trash can lid.

video DIY PARABOLIC MIRROR from a trash can lid.
This is the follow up video to the larger square mirror.
foobear1 year ago
very cool! thank you!
sleeping1 year ago
If the optical qualities of the mylar were better or more linear, would make a great variable focal length mirror.
rimar20001 year ago
Very interesting. Some years ago I did something like this using a polyethilene basin, about 20 inches diameter. It was enough good to cook some hamburgers.
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