Patent ID: 9568680
Date: 2017-02-14
CPC Classifications: G02B,Y10T

Claim:
1. A method of manufacturing an optical device, comprising: affixing a light-transmitting medium in a housing of the optical device or into an opening in the housing of the optical device, the light-transmitting medium configured to transmit a first light beam; affixing or adhering a light-receiving unit comprising a photodiode to the housing, the light-receiving unit configured to receive and process a focused, reflected light beam; affixing or securing a first mirror or beam splitter within the housing, the first mirror or beam splitter configured to reflect at least a first portion of the first light beam away from the light-receiving unit; affixing or mounting a lens to or in the housing, the lens configured to focus at least the first portion of the first light beam reflected by the first mirror or beam splitter, thereby forming the focused, reflected light beam; and affixing a second mirror within the housing in a position configured to reflect the focused, reflected light beam towards the light-receiving unit.