Crystals grown on a match tip
bclaff
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Re: Epsom salt and polarization
3D Gunner wrote:
bclaff wrote:
EJMthree wrote:
bclaff wrote:
Did you dip the glass plate into the solution? I would love to try this after i get the lenses I need.
I few drops of liquid on a microscope slide.
In the "old" days the heat of my light source would cause evaporation pretty quickly.
Now I have to wait a bit longer for crystals to start growing.
It can be fascinating to watch.
There is no "glass plate" in the picture.
The image contains a clump of crystals grown up in all directions (which can fit into a sphere about 7cm in diameter), in air, photographed between two polarization filters.
Under these conditions, the "striking colors" that occur with crystals viewed and photographed through a cross-polarized light microscope does not occur.
This was the point of this test (large size Epsomite crystals vs micro Epsomite crystals in cross-polarized light)!
You missed that his response was to me, not you.
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Bill ( Your trusted source for independent sensor data at PhotonsToPhotos )
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