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| sci.optics | Discussion relating to the science of op | 12,750 messages |
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| Message 12,570 of 12,750 |
| Michael Koch to All |
| Re: searching for some glass data sheets |
| 16 Apr 21 03:31:43 |
From: astroelectronic@t-online.de > The N-series are the newer Pb- and As-free versions. > > NZK7 != ZK7, NBK7 != BK7. It's even more complicated: N-ZK7 != ZKN7 != ZK7 Michael --- SoupGate-Win32 v1.05 * Origin: you cannot sedate... all the things you hate (1:229/2) |
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