US 2021/0149156 A1 — Jae Hyuk Huh, Jae Hyun Baik, Yong Joo Jo
| 7 ELEMENTS / 7 GROUPS |
| 4.3 mm NOMINAL |
| F1.5–F2.4 VARIABLE APERTURE |
| 76.72° FOV |
| 14 ASPHERICAL SURFACES |
NO_INTERNAL_RECONSTRUCTION — aperture states only; no focus motion modeled. 0.10 m MFD is metadata only.
| Element | Type | Glass |
|---|---|---|
| L1 | Positive Meniscus (2× Asph) | Unmatched (544561 optical-material class; supplier unknown) |
| L2 | Negative Meniscus (2× Asph) | Unmatched (661204 optical-material class; supplier unknown) |
| L3 | Positive Meniscus (2× Asph) | Unmatched (544561 optical-material class; supplier unknown) |
| L4 | Positive Meniscus (2× Asph) | Unmatched (544561 optical-material class; supplier unknown) |
| L5 | Weak Positive Meniscus (2× Asph) | Unmatched (661204 optical-material class; supplier unknown) |
| L6 | Biconvex Positive (2× Asph) | Unmatched (639235 optical-material class; supplier unknown) |
| L7 | Negative Meniscus (2× Asph) | Unmatched (534557 optical-material class; supplier unknown) |