But this is not the only objection to the Galilean Telescope.
"Half-hours with the Telescope" by Richard A. Proctor
The Galilean telescope was invented in 1609.
"The Astronomy of Milton's 'Paradise Lost'" by Thomas Orchard
The laser is launched on sky by a launch telescope designed as a folded Galilean refractor.
Design of the wavefront sensor unit of ARGOS, the LBT laser guide star system