Sky-Watcher
-
Sky-Watcher Esprit 150mm f/7 ED apochromatic triplet refractor with field flattener
$8,250.00The big Sky-Watcher Esprit 150mm ED apochromatic triplet refractor with thread-on field flattener combines premium high contrast/high resolution imaging performance with the flat field you need for critical imaging. It's a superb 6" apo refractor that can be the heart of your observing and wide field imaging system for years to come.