Nemai Ghosh is best known as the photo-biographer of Satyajit Ray. From 1967 to 1992, the year that Satyajit Ray passed away, he photographed every aspect of the maestro at work.

Ghosh photographed the great masters Jamini Roy, Ramkinker Baij and Benodebehari Mukherjee over the years 1969 and 1970.