EfstonScience - Astronomy and Nature Optics, Equipment and Accessories of every major brand available online at www.telescopes.ca and our store in Toronto, Ontario. Since 1970, EfstonScience has been your experts and leaders in everything science and astronomy. Look for our building with the giant telescope on the roof and come see CanadaÕs largest hands-on showroom of telescopes, spotting scopes and binoculars.
What you'll find here
EfstonScience - Your Telescopes & Astronomy SuperStore for astronomy books, charts, maps, posters, globes, software and DVDs. Shop online at www.telescopes.ca or visit our Toronto, Ontario store to shop everything in star charts, star atlases, sky and astronomy books, sky and space posters, DVDs, globes and more for astronomers, sky observers, naturalists, hobbyists, teachers, students, schools, families and everyone with a curious mind and love of learning and discovery.
Web Specials
![]() |
| Meade Balance Weights Regular: $62.95 Web Special: $52.50 |
![]() |
| AstroZap Baader Solar Filter for 10'' SCT Regular: $157.95 Web Special: $136.45 |
![]() |
| Celestron NexStar 90 SLT Computerized Telescope Regular: $449.00 Web Special: $399.00 |









