Astrophotography quality refractor optical tube assemblies (OTAs). These doublet and triplet refactors are designed to produce high quality images.
Showing 13–24 of 40 resultsSorted by popularity
Refractor OTAs
On Sale
Sky-Watcher Evostar ED120 Doublet Refractor Telescope OTA
Original price was: $3,699.00.$2,699.00Current price is: $2,699.00.
On Sale
Sky-Watcher Evostar ED100 Doublet Refractor Telescope OTA
Original price was: $1,799.00.$1,269.00Current price is: $1,269.00.
