The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 09, 2008
Filed:
Mar. 19, 2004
Applicants:
Hirotoshi Terada, Hamamatsu, JP;
Ikuo Arata, Hamamatsu, JP;
Shigeru Sakamoto, Hamamatsu, JP;
Inventors:
Assignee:
Hamamatsu Photonics K.K., Hamamatsu-shi, Shizuoka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 3/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A solid immersion lenscomprises a spherical portionand a bottom surface portion. The bottom surface portionis attached in close contact with a substrateof a semiconductor device to be an observed object. The bottom surface portionof this solid immersion lensis formed in a cylindrical shape. Thereby, a solid immersion lens which can be easily separated from the observed object after an observation and can, during an observation, allow a light flux with a high NA to pass and a microscope using the same can be obtained.