[Technician testing x-ray collimator shutters]
Photograph
[Technician testing x-ray collimator shutters]
ca. 1975
Gelatin silver print
Image: 11 15/16 × 9 15/16 in. (30.3 × 25.2 cm)
Mount: 19 15/16 × 15 7/8 in. (50.7 × 40.4 cm)
Gift of Jonathan Levine, 2024
2024.0041.0144
Inscriptions Typed on applied label on mount, recto BC: PICKER CORPORATION \ HIGHLAND HEIGHTS, OHIO \ Testing the shutters of a collimator. \ When completely built, a collimator is \ that part of an X-ray system that limits \ a beam of light and confines it to area \ under examination
