Follow

有一些半导体物质,在紫外光激发之后,再被红外光照射,会发出可见光,这样就实现了红外光转换成可见光,如果把这种物质做成感光屏加到望远镜上,就可以看得到红外灯了。这种望远镜不需要电池,白天在太阳下晒一下,晚上就可以拿来观察红外设备。这个就是62式观红望远镜。现在收藏的价格在1000元左右 <a href="twitter.com/tetrazene_smith/st" target="_blank" rel="noopener">twitter.com/tetrazene_smith/st</a><br><br>

t.me/private_channel_c14370a/2

Sign in to participate in the conversation
CleverLibre Social

CleverLibre Social is an inclusive social instance for open discussion, learning, and community.
All cultures welcome.
Hate speech and harassment strictly forbidden.