OPTICAL INSTRUMENTS.

Duration: 15 min

Year Published: 1931

Creator: Encyclopaedia Britannica Films Inc

Format: 16mm

Color: B&W

Sound: Silent

Description: Utilizes the principles of reflection and refraction and applies them to optical devices. The film units are: Mirrors; The eye and spectacle lenses; The camera; Stereopticon and moving picture projectors; Microscopes and telescopes.

Complete Record: OPTICAL INSTRUMENTS. 1931. 1,016 ft. Eastman Teaching Films, Inc. (George W. Hoke, author); 23May31; MP2639.

Metadata Source:Educational Film Guide 1946