FREE SHIPPING ON MANY PRODUCTS
- Telescopes
- Cameras
- Mounts
- Eyepieces
- Filters
- Accessories
- Browse Brands
- New Products
- On Sale
- Used Gear
- OPT University
- B2B, Govt. & Edu
- Customer Help
- About us
- Login
FREE SHIPPING ON MANY PRODUCTS
Still not sure what is the right gear for you?
Read our 101 article or get in touch. We will be glad to help.
Still not sure what is the right gear for you?
Read our 101 article or get in touch. We will be glad to help.
Fight light pollution with OPT's wide selection of narrowband filters. Narrowband filters have revolutionized astrophotography by only allowing a very narrow bandwidth of light through them, making astrophotography possible through even the worst light pollution conditions!
OPT University
