Foldable binoculars
US5926312A · kind A · utility
Inventor
Key dates
| Filing date | May 12, 1998 |
| Grant date | Jul 20, 1999 |
| Priority date | — |
| Expiry date | May 12, 2018 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B23/18
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A kind of foldable binoculars includes a substantially L-shaped first bracket including a first bottom plate having a first side and a second side, and a first side plate defining two first viewing holes and having a first side extending from the second side of the first bottom plate and a second side. A substantially L-shaped second bracket includes a second bottom plate having a first side pivotally connected with the second side of the first side plate and a second side, and a second side plate defining two second viewing holes and having a first side extending from the second side of the second bottom plate and a second side pivotally connected with the first side of the first bottom plate. Two concave lenses are each mounted on a corresponding one of the two second viewing holes. An adjusting member is movably mounted between the first bracket and the second bracket and defines two third viewing holes each aligning with a corresponding one of the two first viewing holes and each aligning with a corresponding one of the two second viewing holes. Two convex lenses are each detachably mounted on a corresponding one of the two third viewing holes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.