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BK7 and N-BK7 are high purity, low cost borosilicates with excellent optical properties, making them a frequent choice for optics, prisms, and windows

Uncoated and AR-Coated Versions Available · Laser Quality Polished Surfaces · N-BK7 Optical Glass  BK7 wafers are excellent for optical chromatic lens BK7 produces pristine color at all wavelengths with superior purity & superior optical performance

ทางเข้าพุซซี่888 ไม่ต้อง โหลด Knurled knobs with coin slot Standard material Polyamide Thread Steel zinc plated moulded Special thread inserts upon request Standard color Black  Knurled knobs with coin slot Standard material Polyamide Thread Steel zinc plated moulded Special thread inserts upon request Standard color Black