OPTICAL DEVICE WITH EXPANSION COMPENSATION

An optical unit that includes a lens and a frame that is configured to support the lens; wherein the lens has a coefficient of thermal expansion (CTE) of a first value; wherein the frame has a CTE ofa second value; wherein the first value differs from the second value; and wherein at least one of th...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LEVIN PELEG, ASHKENAZI ELIAHU CHAIM
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:An optical unit that includes a lens and a frame that is configured to support the lens; wherein the lens has a coefficient of thermal expansion (CTE) of a first value; wherein the frame has a CTE ofa second value; wherein the first value differs from the second value; and wherein at least one of the lens and the frame comprises a flexible interface for compensating for differences between thermal expansions of the lens and of the frame. 本发明公开一种光学单元,包括:一透镜以及被配置为支撑所述透镜的一框架;其中,所述透镜的一热膨胀系数(CTE)具有一第一值;其中,所述框架的一热膨胀系数(CTE)为一第二值;其中,所述第一值不同于所述第二值;以及其中,所述透镜和所述框架中的至少一个包括用于补偿所述透镜和所述框架的热膨胀之间的差异的一柔性接口。