OPTICAL ASSEMBLY
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United States of America Patent
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Issued Date -
Jul 7, 2016
app pub date -
Dec 13, 2013
filing date -
Dec 20, 2012
priority date (Note) -
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status (Latency Note)
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Abstract
An optical assembly includes a housing having an interior region, a first lens disposed within the interior region of the housing, a second lens disposed within the interior region of the housing, the second lens being spaced from the first lens, a spacer disposed within the interior region of the housing between the first lens and the second lens, the spacer being fabricated from glass material, and a retention assembly configured to engage the second lens when assembled to retain the first lens, the spacer and the second lens in place. The housing may include a port providing fluid communication from an exterior of the housing to the interior region of the housing. The optical assembly further may include a filler material disposed in a space defined by an exterior surface of the spacer and an interior surface of the housing via the port.
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