Verniers

About

Verniers Search Educational Film Journals at Media History Project for references to this film SummaryUses animation to tell the principles of the Vernier scale and its application to precision measuring instruments. Tells how to use and read Vernier micrometers and calipers.

Dr. Hadley Cantril discusses his investigations at the Perception Demonstration Center at Princeton University of the effects of some of our assumptions on what we see. Shows a distorted room that looks normal, with illustrations that include a rotating trapezoid that appears to oscillate, balloons that seem to move when in reality they are being inflated and deflateilluminated and darkened.

Archive

Internet Archive, in Educational films

Licence or status

The Internet Archive states none for this item.

Credit

United States. Office of Education, Loucks and Norling Studios

Language

English

Who can watch

The archive gives no rating. Invisible Network shows it to Kids profiles and older, judged from its collection and subjects. How films are placed