Liz West’s Our Spectral Vision, 2016, at the Natural History Museum,
London, used dichroic glass, which works on the principle of structural
colour observed by Isaac Newton (pictured previous page) in peacock
feathers, among other instances of irridescence in nature
Our view of the world is subjective;
WORDS: Francis Pearce
colour vision has been called a ‘pigment
of the imagination’. Can we ever really
trust our eyes – or our instruments?
Or should we rely on our taste?
PICTURES: as credited