Recent content by BirefringentStress

I think I just need to wrap my head around this to get it, so in the paper it says that the objective lens was "produced by sectioning a conventional convex lens into quadrants and separating the quadrants by a small amount". And the objective lens seems to act like a beam splitter? Because two...

Hi Tom, For fig 1 of this article, (polariscope with kaleidoscope optics, like the GFP-2600) https://link.springer.com/article/10.1007/BF02428172, how does it receive the reflected light if light in mirrors is reflected at such a large angle? It seems like you would need to have your...

https://glassphotonics.com/all-products/grey-field-polariscopes/gfp2600-product-line/ In this link you can see a photoelasticity instrument that is all-in-one, and compact. Traditional photoelasticity (left hand side, (a), in this picture) is not compact and has an awkward apparatus setup where...