Imaging lens system including eight lenses of ++−+−−+−, ++−+−+−− or ++−+−++− refractive powers
US11782241B2 · kind B2 · utility
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2References
16Claims
0Family size
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Key dates
| Filing date | Sep 4, 2020 |
| Grant date | Oct 10, 2023 |
| Priority date | — |
| Expiry date | Jul 9, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B9/64
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An imaging lens system includes a first lens having refractive power, a second lens having refractive power, a third lens having refractive power, a fourth lens having refractive power, a fifth lens having refractive power, a sixth lens having refractive power and having a convex object-side surface, a seventh lens having refractive power, and an eighth lens having refractive power, wherein a field of view (FOV) of the imaging lens system is 78-85 degrees.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.