Columbia subject headings:
Caravaggio, Michelangelo Merisi da, 1573-1610--Criticism and interpretation.
Harvard subject headings:
Caravaggio, Michelangelo Merisi da, 1573-1610
Optics--History--17th century.
Painting--Technique
Princeton subject headings:
Caravaggio, Michelangelo Merisi da, 1573-1610--Criticism and interpretation.