TO GREATER VISION

Duration: 28 min

Year Published: 1944

Creator: Bausch & Lomb

Format: 16mm

Sound: Sound

Description: Manufacture of glass for optical instruments and eyewear. Demonstration of optical principles involved. Shows applications. Explains the nature of reflection, dispersion, focus. Precision manufacture of prisms, lenses and other optical elements. Optical instruments used in industry and war. How eyes are treated and faulty vision is corrected.

Complete Record: Dewey number: 681.4 Audience level: sh-c Format/cost: 16-sd-loan Distributors / rental: Not shown in source

Metadata Source:Educational Film Guide 1946