Depth perception rig and eye chart

The depth perception rig and eye chart. The subject attempts to adjust the two rods attached to the strings he holds together so they are exactly opposite each other.

Publication date: 1935-08-18

Size: 21.7 x 9.8 cm

Publisher: Tribune Company

Print type: grayscale

Language:

• English

Subject(s):

• Eye examinations--1930-1940

Genre(s):

• Photographs

Type(s):

• still image
• text

Copyright(s):

• These materials are either in the public domain, according to U.S. copyright law, or permission has been obtained from rights owners. The digital version and supplementary materials are available for all educational uses worldwide.

Is part of:

• The Janet A. Ginsburg Chicago Tribune Image Collection

Source(s):

• Chicago Sunday Tribune (August 18, 1935), p. 10

Format(s):

• application/pdf
• image/jpeg

Contributor(s):

• Chicago Tribune (Firm)