コレクション: 1/4波長板
1/4 波長板 (λ/4 プレート) は、通過する光の高速軸と低速軸の間に 1/4 波長の位相シフトを導入する光学デバイスです。
偏光操作
光学システムにおける応用
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Optical Isolation
Quarter-wave plates are used in optical isolators, which prevent unwanted reflections from returning to sensitive optical components (e.g., lasers). By converting linearly polarized light into circularly polarized light and then back into linearly polarized light after reflection, the isolator ensures that reflected light is blocked by a polarizer
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Polarization Control in Imaging and Communication
In microscopy and medical imaging, quarter-wave plates enhance contrast by manipulating the polarization state of light passing through samples
In optical communication, they help reduce signal interference by controlling the polarization state of transmitted signals