US Patent:
20100102408, Apr 29, 2010
Inventors:
Motohiro SUYAMA - Hamamatsu-shi, JP
Atsuhito FUKASAWA - Hamamatsu-shi, JP
Katsushi ARISAKA - Los Angeles CA, US
Hanguo WANG - North Hills CA, US
Assignee:
HAMAMATSU PHOTONICS K.K. - Hamamatsu-shi
THE REGENTS OF THE UNIVERSITY OF CALIFORNIA - Oakland CA
International Classification:
H01L 29/861
H01L 31/00
G01K 1/08
US Classification:
257429, 257603, 250397, 257E31001, 257E29335
Abstract:
An electron tube of the present invention includes: a vacuum vessel including a face plate portion made of synthetic silica and having a surface on which a photoelectric surface is provided, a stem portion arranged facing the photoelectric surface and made of synthetic silica, and a side tube portion having one end connected to the face plate portion and the other end connected to the stem portion and made of synthetic silica; a projection portion arranged in the vacuum vessel, extending from the stem portion toward the photoelectric surface, and made of synthetic silica; and an electron detector arranged on the projection portion, for detecting electrons from the photoelectric surface, and made of silicon.