File talk:Nasmyth-Telescope.svg
Latest comment: 14 years ago by 75.199.30.64 in topic Diagonal
Diagonal
editThe diagonal mirror in this illustration is facing the wrong way. It should have it cylindrical edge in line with the optical axis so it blocks the least light, not 90 degrees to it as it is now. 75.199.30.64 01:53, 3 September 2009 (UTC)