Optical device module
US6396981B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | May 1, 2000 |
| Grant date | May 28, 2002 |
| Priority date | — |
| Expiry date | May 1, 2020 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/4206
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An optical device module including an optical fiber for transmitting light, an optical device for receiving light transmitted through the optical fiber, and a lens member installed between the optical fiber and the optical device, for focusing the light emitted from the optical fiber to the optical device, the lens member having a flat plane facing the optical device and a semi-spherical convex plane facing an end of the optical fiber, and the lens member including a concave portion having a predetermined curvature, for transmitting incident light, formed in the center of the convex plane, a light transmitting region corresponding to the concave portion provided in the center of the flat plane, a first reflecting portion formed on the portion of the convex plane excluding the concave portion, and a second reflecting portion formed on the portion of the flat plane excluding the light transmitting region.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.