There's even such an argument? Zhao Guang frowned and made a mental note of it.
Perhaps, after returning, he should learn some things about politics, not just natural sciences. Without the support of humanities, if he were to manage a territory himself, he might not be able to do it.
Then Zhao Guang shook his head and decided not to think about these things for now.
"Well, this time I've brought something good, I don't know if you need it."
He had thought that because the war was ongoing, the telescopes would sell well. But now it seemed that the price might drop. Never mind, he hadn't planned to sell a lot of these things here anyway.
After all, it's just two lenses; the difficulty in imitation probably wouldn't be too high.
If some mage wanted to reproduce it, they might just be able to make it.