I suspect this was an easy way to test it without having to build a rotatable op...

		stevemadere 10 months ago \| parent \| context \| favorite \| on: Interferometer Device Sees Text from a Mile Away I suspect this was an easy way to test it without having to build a rotatable optical bench. A practical device may be an array of light sources and telescopes on a rotating mount or a set of moveable mirrors that achieve the same effect.