Patent ID: 9606307
Date: 2017-03-28
CPC Classifications: G02B

Claim:
1. An optical module, comprising: a glass substrate that includes an optical-electric-conversion element, that is transparent to either one of light emitted from the optical-electric-conversion element and light received by the optical-electric-conversion element, and in which a locating hole is formed; and an optical component in which a locating pin is formed, wherein the locating pin has a tapered surface and is fitted to the locating hole through a protective film, a recess is formed around a root of the locating pin in the optical component, the glass substrate and the optical component being positioned by fitting the locating pin to the locating hole through a protective film so that the protective film is in contact with an edge of the locating hole and the tapered surface of the locating pin, and the protective film is formed beforehand on the edge of the locating hole of the glass substrate, the protective film formed on the surface of the glass substrate being placed between the glass substrate and the recess of the optical component, and a part of the protective film being formed on the surface of the glass substrate.