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Joined 11 months ago
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Cake day: August 1st, 2023

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  • I feel you. I spent 48 hours this week streaming shows, waiting for a possible call to some in. I’m sure that’s some people’s dream job, but it drives me nuts that I have to be on site for no reason. I like the feeling I get from actually working and the sense of accomplishment it gives you




  • The thing is china is great at reverse engineering things, but not great at manufacturing things to the spec needed at this precision. There’s literally one company on earth that supplies optics manufactured at this level of precision (Zeiss), who have spent decades to get where they are. Even if China has the design technology, they would still be far behind in the manufacturing if they’re trying to make their own optics.











  • The spot size is the size of the point the laser focuses on. It seems with the material they’ve used that there is some kind of interference between the two lasers they use to make a pit smaller than you would expect. There’s not a whole lot of information in the article to understand the details. Also, I’m just a guy who works on lasers, getting C’s in my optics class currently so take it with a massive dose of salt