Joe Zink
Thoughts and images from the St Croix River country in Northwestern Wisconsin
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Joe Zink's PhotoBlog
Dec. 01, 2018
Oh the weather outside is frightful
But the fire is so delightful
And since we've no place to go
Let it snow, let it snow, let it snow
by
delacroix
Nov. 24, 2018
Photoelasticity (Birefringence)
Your computer screen produces linearly polarized light. When polarized light shines through a plastic object, it shows a pattern of stress within the plastic…
by
delacroix
July 15, 2018
Messing with the solar filter
Still no shots of the planets, I have so much to learn on those! Anyway, here's one of the sun through the Thousand Oaks solar filter.
by
delacroix
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