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量块光波干涉仪
Gauge Block Interferometers
价格：￥0.00
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光学仪器用目镜螺纹
Ocrlar screw thread for optical instruments
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衍射光栅 技术条件
Specification for diffraction grating
价格：￥0.00
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衍射光栅 基本参数
Basic parameters for diffraction grating
价格：￥0.00
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光学零件镀膜 截止滤光膜
Coating for optical element edge filter coating
价格：￥0.00
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光学零件镀膜 分束膜
Coating for optical element beam splitter coating
价格：￥0.00
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