Category Archive: Scientific builds

Dec 21

An inside-out snowman

I made an inside-out snowman from two integrating spheres. Below is a picture and line drawing to show the insides. This is also a personal tribute to the work of Rachel Whiteread, who amongst other things produced an inside-out house, and a library as a memorial to the victims of the holocaust. The snowman’s body …

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Oct 01

Brewster angle Lego microscope

Brewster's angle is the angle at which light of a certain polarisation won't reflect off a surface. The resulting reflection will then be made up of only light from a single polarisation (p-polarised). This little optical quirk is how polarised lenses remove lots of scattered reflections in photographs and why polarised sunglasses are so much …

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