A member of staff wears a pair of Mughal spectacles with emerald lenses, in diamond-mounted frames, at Sotheby's, in London, Friday, Oct. 22, 2021. The spectacles are part of the Sotheby's Arts of the Islamic World and India and will go on auction on 27th October for an estimate of £1.5-2.5 Million. (AP Photo/Alberto Pezzali)