List of largest optical refracting telescopes

Refracting telescopes use a lens to focus light. The largest practical functioning refracting telescope is the Swedish 1-m Solar Telescope, which is used today for solar observations. Second is the Yerkes Observatory 40 inch (102 cm) refractor, used for astronomical and scientific observation for over a century, and the next biggest is the James Lick telescope, and the Meudon Great Refractor.

List of largest optical refracting telescopes

Refracting telescopes use a lens to focus light. The largest practical functioning refracting telescope is the Swedish 1-m Solar Telescope, which is used today for solar observations. Second is the Yerkes Observatory 40 inch (102 cm) refractor, used for astronomical and scientific observation for over a century, and the next biggest is the James Lick telescope, and the Meudon Great Refractor.