BK7 optical glass
BK7 is a very popular crown glass. Most glass makers produce this glass under slightly different names.
Analogs of BK7 glass produced by different makers
| Maker |
Glass |
| SCHOTT |
N-BK7 |
| OHARA |
S-BSL7 |
| HIKARI |
J-BK7A |
| CDGM |
H-K9L |
| HOYA |
BSC7 |
| SUMITA |
K-BK7 |
| LZOS |
K8 |
External links