Patent ID: 11921343
Assignee: ZF FRIEDRICHSHAFEN AG
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 16:
17. An optical system, comprising:
a substrate;
an image sensor on the substrate;
a lens barrel defining a mechanical axis that intersects the image sensor, the lens barrel having first and second barrel portions that are integrally formed together so that the first and second barrel portions are constructed as a single piece, the first barrel portion including a flange from which the second barrel portion extends toward the substrate, the second barrel portion having a coefficient of thermal expansion (CTE) that is different than a CTE of the first barrel portion;
a lens mount integrally formed with the lens barrel so that the lens barrel and mount are constructed as a single piece, the lens mount engaging the flange and being connected to the substrate such that the lens mount connects the lens barrel to the substrate, the lens mount having a mount opening into which the second barrel portion extends; and
at least one lens element in the lens barrel on the mechanical axis.