What names did Galileo use when referring to his adaptation of the optical instrument?

Answer

*occhiale* or *perspicillum*

Galileo referred to his creation as an *occhiale* or *perspicillum*, terms that denoted an instrument designed for seeing objects at a great distance.

What names did Galileo use when referring to his adaptation of the optical instrument?
Galileotelescopeinstrumentobservationsky