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COHERENT波長穩(wěn)定光柵PowerLocker

發(fā)布日期:2022-04-29 點擊率:56

產(chǎn)品介紹

PowerLocker 波長穩(wěn)定光柵是體積全息光柵 (VHG),可將激光二極管的發(fā)射波長“鎖定”到窄光譜中。這增加了光譜亮度并在擴展溫度范圍內(nèi)提供高度穩(wěn)定的光學性能。PowerLocker 通常將激光器的光譜輸出降低一個數(shù)量級。與基于 Littrow 或 Littman 腔的系統(tǒng)相比,PowerLocker 設計支持的短外腔配置提供了更好的模式選擇,而尺寸和成本只是其一小部分。

所有 ondax VHG 都是散裝“固態(tài)”衍射全息濾光片,與薄膜或凝膠不同,它可以在濾光片的使用壽命內(nèi)提供穩(wěn)定、無降解的性能。ondax VHG 具有非常嚴格的波長、效率、帶寬和衍射角控制能力,可以準確且可重復地設計,以滿足苛刻的光譜和時間規(guī)范。專有材料、制造和測試流程確保每一個過濾器每次都能獲得一致、可重復的性能。

性能特點

  • 降低激光器的熱依賴性

  • 減少不需要的頻譜分量

  • 窄帶寬

  • 低損耗

  • 高度穩(wěn)定可靠,在 150°C 下測試超過 12,000 小時

  • 在高功率照明條件下不會退化

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