Fresnel Lens
This post is based on the idea presented by Urban Survivalist and his Fresnel lens post which motivated me to begin a project. https://www.survivalandpreparednessf...t=fresnal+lens
Much to my surprise my wife got onboard and my son as always was up for the challenge.
My wife brought home a broken overhead projector from work that was being discarded.

We took it apart and got several useful lenses and a mirror out of it.

We began using scrap wood for this because truthfully we don
This post is based on the idea presented by Urban Survivalist and his Fresnel lens post which motivated me to begin a project. https://www.survivalandpreparednessf...t=fresnal+lens
Much to my surprise my wife got onboard and my son as always was up for the challenge.
My wife brought home a broken overhead projector from work that was being discarded.
We took it apart and got several useful lenses and a mirror out of it.
We began using scrap wood for this because truthfully we don
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