Patent ID: 11868541
Assignee: PIXART IMAGING INC.
Field: Computer technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 0:
1. An optical detection device applied to an optical navigation apparatus and suitable for a variety of appearance, the optical detection device comprising:
a substrate;
a housing disposed on the substrate and comprising a first aperture, the housing being unvaried due to inspection standard or design requirement of the optical detection device;
an optical modulating component disposed on the housing and aligning with the first aperture;
an optical sensor disposed on the substrate and adapted to receive an optical signal passing through the optical modulating component and the first aperture; and
a cover disposed on the housing in a spaced manner to cover the optical modulating component that is located above the first aperture, the cover being replaceable for attaching the cover varied for the inspection standard or the design requirement to the unvaried housing in response to a surface of the cover opposite to the housing matched and engaged with a light penetrating area on the optical navigation apparatus.