๐”– Bobbio Scriptorium
โœฆ   LIBER   โœฆ

A Wide-Angle, Underwater Camera Lens

โœ Scribed by THORNDIKE, E. M.


Book ID
115377332
Publisher
Optical Society of America
Year
1950
Weight
556 KB
Volume
40
Category
Article
ISSN
0030-3941

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๐Ÿ“œ SIMILAR VOLUMES


Wide-angle photographic lens
๐Ÿ“‚ Article ๐Ÿ“… 1952 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 71 KB

## Wide-Angle Photographic Lens.--Borne on the mighty wings of the Strategic Air Command's inter-continental reconnaissance bombers, American cameras "seeing" through unusually sharp wide-angle lenses can now record and bring back accurate information from any spot on the globe. One of the import

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Wide-Angle Aerial Lens.--A new wide-angle aerial camera lens that covers a field of more than 90 degrees has been developed for the United States Air Force. Produced by Bausch & Lomb Optical Co., Rochester, N. Y., after two years of research, the lens is known as the Cartogon. Based on a study of a

Astronomy: Wide-angle lens
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๐Ÿ“‚ Article ๐Ÿ“… 1931 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 384 KB

This is a wide angle doublet lens designed to cover a wide field with flatness of field, with freedom from distortion and flare, corrected for astigmatism and for both chromatic and spherical aberration. This objective is designed for astronomical work and is of the type that includes two spaced co