Celestron Dioptric Telescope
from96,80 € at 2 storesSky-Watcher Reflecting Telescope
from1.199,00 € at 2 stores
Filters
- Dioptric: They use a lens that refracts light and focuses it at the back end.
- Reflecting: They use a mirror to gather the light. Then, with a secondary mirror at a 45-degree angle, they send the light to the eyepiece.
- Catadioptric: They use lenses and mirrors.