Depth of field tables
Exposure Measurement
Unidentified
Maker
Depth of field tables
Cardboard and paper
Paper (table 1): 2 15/16 × 3 3/4 in. (7.5 × 9.5 cm)
Paper (table 2): 2 3/4 × 3 1/8 in. (7 × 8 cm)
Gift of Eastman Kodak Company, ex-collection Gabriel Cromer
DescriptionTwo handwritten depth-of-field tables mounted on thin board.
Inscriptions Inscribed in black ink, table 2, T: Profondeur de Champs d'un objectif de 75 mm. de foyer. Inscribed in black ink, both tables, C: [distance in meters, f/stops, depth-of-field (anterior and posterior)]
