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US 11,994,659 B2Granted
Magnifying device with multiple magnifications
AssigneeThe Swatch Group Research and Development Ltd
InventorsDario Greco, Pierpasquale Tortora, Michel Willemin
Life of this patent
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Abstract
A magnifying device (100) with multiple magnifications including: an outer shell (10) forming a body of revolution with an axis of revolution (X-X) and having an inner cavity (5), a first lens (30) mounted at a first end (13) of said outer shell (10), and a second lens (20) capable of moving between a retracted position and an extended position in which said second lens (20) is superimposed on said first lens (30) so as to change the optical characteristics of the magnifying device (100).
Claims15
A magnifying device with multiple magnifications, comprising:
- an outer shell forming a body of revolution with an axis of revolution and having an inner cavity;
- a first lens mounted at a first end of said outer shell;
- and
- a second lens capable of moving between a retracted position and an extended position in which said second lens is superimposed on said first lens so as to change the optical characteristics of the magnifying device,
- wherein said second lens is integral with a moving carriage capable of being actuated by the user via a carriage guide rod.
2 more elements
Dependencies are inferred from the claim text.