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beam control borosilicate glass lens
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OEM N-Bk7 Optical Round Flat Window Lenses For Electronic Instruments Material: Made from high-quality N-Bk7 optical glass, a type of glass known for ...
2025-07-21 00:32:47
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...glass is used to manufacture these lenses Durable and resistant to thermal shock, ensuring long lifespan in harsh environments Quality: Exceptional ...
2025-07-21 00:32:47
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