Definition of Periscopic spectacles. Meaning of Periscopic spectacles. Synonyms of Periscopic spectacles

Here you will find one or more explanations in English for the word Periscopic spectacles. Also in the bottom left of the page several parts of wikipedia pages related to the word Periscopic spectacles and, of course, Periscopic spectacles synonyms and on the right images related to the word Periscopic spectacles.

Definition of Periscopic spectacles

Periscopic spectacles
Periscopic spectacles (Opt.), spectacles having concavo-convex or convexo-concave lenses with a considerable curvature corresponding to that of the eye, to increase the distinctness of objects viewed obliquely.

Meaning of Periscopic spectacles from wikipedia

- In 1853, Bausch opened a retail optical shop in Rochester. Bausch sold spectacles, thermometers, field gl****es, magnifiers and opera gl****es. His friend...
- dramatically. This resulted in a growing demand for the Bausch + Lomb spectacles made from vulcanite. In 1876, Ernst Gundlach joined the company as it...
- start of the optical industry of grinding and polishing lenses for these "spectacles", first in Venice and Florence in the thirteenth century, and later in...
- will make people almost afraid." Della Porta claimed to have shown such spectacles often to his friends. They admired it very much and could hardly be convinced...