送交者: 008 于 2013-05-09, 11:27:19:
回答: 望远镜讲究真多啊。我这里介绍一下我的初步认识。 由 bluesea 于 2013-05-09, 03:55:24:
- coated, multi-coated, full coated, full multi-coated refers to the AR coating
- BK7 or Bak-r refers to the type of glass
- roof or Porro refers to the prism
That's pretty much all.