Continuing my survey of my darkroom chemicals, I found that Potassium bromide does not cross-polarize. So I moved the slides to my main non-polarizing microscope and explored photography with a feathered darkfield stop, which revealed some interesting crystaline structures.
Potassium bromide
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Potassium bromide
Michael Reese Much FRMS EMS Bethlehem, Pennsylvania, USA
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Re: Potassium bromide
Thanks. They are all stacks. The last one is also a stitch of two adjacent stacks.
Mike
Mike
Michael Reese Much FRMS EMS Bethlehem, Pennsylvania, USA