Optical: systems and elements – Compound lens system – Telescope
Reexamination Certificate
2007-04-24
2007-04-24
Dunn, Drew A. (Department: 2872)
Optical: systems and elements
Compound lens system
Telescope
C114S327000, C114S340000, C359S406000
Reexamination Certificate
active
10785272
ABSTRACT:
An optical observation device is connected to an extendable and retractable snorkel tube for above-water observation during the snorkel travel (travel at periscope depth) of the submarine. The optical observation device is designed as a compact unit which consists of an optronics unit with a short-travel drive. The compact unit is assembled on the snorkel tube. At least one further compact unit is provided which comprises at least one communication arrangement with a short-travel drive, wherein this further compact unit is likewise provided on the snorkel tube.
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Buck Christian
Mente Michael
Scharf Wolfgang
Wäntig Ulrich
Dunn Drew A.
Fineman Lee
Gabler Maschinenbau GmbH
McGlew & Tuttle PC
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