公开(公告)号：EP2078939A1

公开(公告)日：2009-07-15

申请号：EP08100369.1

申请日：2008-01-11

Applicant: FOSS Analytical A/S

Inventor： Andersen, Hans Villemoes

IPC: G01J3/45 ,  G01J3/453 ,  G01B9/02

CPC classification number: G01J3/45 ,  G01B9/02071 ,  G01B2290/60 ,  G01J3/4535

Abstract: An interferometer (70) for observing a source of observed radiation (10) employing a source of reference radiation (12) characterised in that the interferometer (70) is configured to provide a ratio between the retardation of reference radiation and the retardation of observed radiation which is higher than 1.

Abstract translation: 一种用于使用参考辐射源（12）观察观测辐射源（10）的干涉仪（70），其特征在于，所述干涉仪（70）被配置为提供参考辐射的延迟与观察到的辐射的延迟之间的比率 高于1。