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baoyuan road,Qingdao,Shandong,China China
Persona de contacto Mr. steven cui
Dirección baoyuan road, Qingdao, Shandong
1. material: bk7, fused silica, sapphire 2.wavelength:560nm, 640nm 3.long lifetime 4.IAD coating or IBS coating 5size from 1mm to 100mm 6.suface quanl
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