Theories of Vision from Al-Kindi to Kepler

David C Lindberg London: University of Chicago Press 1976 pp xii + 324 price £13.60 The sense of vision is so intimately a part of ourselves that its investigation has been hampered by our prejudices and misconceptions. The fact that we 'see' things 'the right way up' was a long lasting obstacle to the realization that there might be an inverted image on the retina.