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:
Oct. 08, 2013
Filed:
Oct. 30, 2009
Applicants:
Israel Niv, Los Altos Hills, CA (US);
Prasad Sabbineni, San Ramon, CA (US);
Thomas Kujawa, Fremont, CA (US);
Inventors:
Israel Niv, Los Altos Hills, CA (US);
Prasad Sabbineni, San Ramon, CA (US);
Thomas Kujawa, Fremont, CA (US);
Assignee:
DCG Systems, Inc., Fremont, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G02B 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A collection optics having variable magnification, and which enable changing magnification without stopping the spray cooling. The variable magnification is provided by a turret that carries several objectives of different magnifications. A frame is provided above the turret, wherein the spray cooling is provided. By rotating the turret and changing its elevation, different objectives of the turret can be 'docked' to a docking port within the frame.