公开(公告)号：US3697795A

公开(公告)日：1972-10-10

申请号：US3697795D

申请日：1970-11-20

Applicant: MACHLETT LAB INC

Inventor： BRAUN MARTIN ,  GROSSEL STANLEY S ,  SINGER BARRY M

IPC: H01J29/38 ,  H01J31/50 ,  H01J39/00

CPC classification number: H01J29/38 ,  H01J31/501

Abstract: An image intensifier tube including a multi-radius photocathode having less curvature adjacent its periphery than in the central portion thereof.

Abstract translation: 一种图像增强管，包括在其周边比其中心部分更少的曲率的多半径光电阴极。