𝔖 Bobbio Scriptorium
✦   LIBER   ✦

An optical device for the direct production and viewing of stereographic and gnomonic projections

✍ Scribed by Cunningham, R. L. ;Ng-Yelim, J.

Book ID
114497537
Publisher
International Union of Crystallography
Year
1968
Tongue
English
Weight
245 KB
Volume
1
Category
Article
ISSN
0021-8898

No coin nor oath required. For personal study only.

πŸ“œ SIMILAR VOLUMES

An instrument for the optical delineatio
An instrument for the optical delineation and projection of physical curves
πŸ“‚ Article πŸ“… 1915 πŸ› Elsevier Science 🌐 English βš– 136 KB

cast by one strand on the next, and on the varying brightness over the curved surfaces of each individual strand. Both these factors depend on the unidirectional character of the light incident on the material and the inefficiency of thoroughly-diffused (that is, indirect) light, for such work is mo