BK7

N-BK7 is the RosH compliance material of BK7. N-BK7 is a borosilicate crown ptical glass, which has high homogeneity, low bubble and inclusion content. Its good physical and chemical properties make it widely used in visible and near IR range. Most of windows, lenses and prisms, which used in laser, optical system, optical communication, are made from N-BK7 glass.

H-K9L is the Chinese made equivalent material of N-BK7. choose the best H-K9L glass from the biggest and famous glass manufacturer- CDGM

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N-BK7 is the RosH compliance material of BK7. N-BK7 is a borosilicate crown ptical glass, which has high homogeneity, low bubble and inclusion content. Its good physical and chemical properties make it widely used in visible and near IR range. Most of windows, lenses and prisms, which used in laser, optical system, optical communication, are made from N-BK7 glass.

H-K9L is the Chinese made equivalent material of N-BK7. choose the best H-K9L glass from the biggest and famous glass manufacturer- CDGM

Name Manufacturers Grade Transmission range Density
N-BK7 Schott A 330 nm~2100 nm  2.51 g/cm 3
H-K9L CDGM A 330 nm~2100 nm  2.51 g/cm 3