๐”– Bobbio Scriptorium
โœฆ   LIBER   โœฆ

A powerful light source for the illumination of wilson cloud chambers

โœ Scribed by N. Warmoltz

Book ID
105656707
Publisher
Springer-Verlag
Year
1950
Weight
255 KB
Volume
1
Category
Article
ISSN
0365-7140

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THE corrugated lens is generally used for signal lights on account of its cheapness, small weight, and more uniform cross-section . Where colored glass is used a fairly uniform cross-section is desirable, as otherwise the centre of the lens would be decidedly darker than the periphery. The corrugate