Polaroid 636

5. Secure the graywall target to the wall and set up the test equipment as instructed in the
setup procedures. The center of the target must be aligned with the taking lens of the
camera under test.
Fig. 1 Graywall setup
4 ft
(1.2 m)
4 ft
(1.2 m)
4 ft
(135 cm)
87