His Impressionism changed into a dazzling Luminism. He painted a series of famous views of the River Thames when in exile in London.
luminism
From detailed realism in a Barbizon style around 1880, his paintings steadily filled with rich light, through Impressionism the 1890s.
Having moved on from Divisionism, the chroma in his paintings rose to a peak by about 1918, after his retirement to the Côte d’Azur.
In addition to painting one of the major Neo-Impressionist masterpieces showing poplar trees, he built a series of Post-Impressionist pines-beach-bathers of distinction.
The influence of the Impressionists led Claus from rural realism to his distinctive ‘luminism’ and eventually, whilst in exile in London, to his own variant of impressionism.
The Eclectic Light Company 