Eyewear measuring systems, methods and devices
US10216011B2 · kind B2 · utility
1Cited by
3References
20Claims
0Family size
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Key dates
| Filing date | Jul 25, 2017 |
| Grant date | Feb 26, 2019 |
| Priority date | — |
| Expiry date | Jul 25, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B3/14
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Systems, methods and devices for measuring eyewear characteristics are provided. The eyewear measurement systems and devices comprise a plurality of measurement standard frames, each having lenses marked with visible gridlines specifically configured to the measurement standard frame to allow for the direct measurement of a PD and SH/FH with respect to each eye of the wearer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.