Optical Device
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United States of America Patent
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app pub date -
Sep 12, 2016
filing date -
Jan 26, 2016
priority date (Note) -
Abandoned
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Abstract
An optical device includes a first optical component having a first optical axis and a second optical component having a second optical axis. The first optical component is mounted on the second optical component. No adhesive is between the first optical component and the second optical component. The first optical component has two opposite side surfaces which cover the second optical component and each have a row of laser welding spots formed thereon. A collimation error between the first optical axis and the second optical axis is not greater than 0.5 micrometer.
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