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The optical tube is really the heart of your night time exploration. Sizes range from 50mm to 20" in diameter as well as f/ratios from f/2.2 to f/15. The optical designs range from simple doublet refractors to complex cassegrains with built-in field flatteners. There is literally something for everyone here, you just have to decide what path you want to walk down. We are always here to help with any questions you have.
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Original price $4,399.00 - Original price $4,399.00Original price$4,399.00$4,399.00 - $4,399.00Current price $4,399.00| /
Celestron 11" EdgeHD Optical Tube, CGE/Losmandy Dovetail
Celestron5.0 star rating 3 ReviewsMore on the way5.0 / 5.0
3 Reviews
The EdgeHD high definition flat field optics of this Celestron 11" EdgeHD optical tube give you a true astrographic-quality big aperture 11" optica...
View full detailsOriginal price $4,399.00 - Original price $4,399.00Original price$4,399.00$4,399.00 - $4,399.00Current price $4,399.00| / -
Original price $2,999.00 - Original price $2,999.00Original price$2,999.00$2,999.00 - $2,999.00Current price $2,999.00| /
Celestron 11" SCT Optical Tube, CGE/Losmandy Dovetail
Celestron4.8 star rating 5 ReviewsMore on the way4.8 / 5.0
5 Reviews
This 24" long aluminum Celestron 11" Schmidt Cassegrain optical tube weighs only 27.5 lbs., making it easy to transport. It has an 11" aperture, a ...
View full detailsOriginal price $2,999.00 - Original price $2,999.00Original price$2,999.00$2,999.00 - $2,999.00Current price $2,999.00| / -
Original price $4,399.00 - Original price $4,399.00Original price$4,399.00$4,399.00 - $4,399.00Current price $4,399.00| /
Celestron 11" f/2.2 Rowe-Ackermann Schmidt Astrograph (RASA) Version 2 Optical Tube
CelestronIn StockThe 11" f/2.2 Rowe-Ackermann Schmidt Astrograph (RASA) - the next advance in deep space imaging - is available now for the serious astrophotographe...
View full detailsOriginal price $4,399.00 - Original price $4,399.00Original price$4,399.00$4,399.00 - $4,399.00Current price $4,399.00| / -
Original price $3,599.00 - Original price $3,599.00Original price$3,599.00$3,599.00 - $3,599.00Current price $3,599.00| /
Celestron 11" f/2.2 Rowe-Ackermann Schmidt Astrograph (RASA) Optical Tube
Celestron5.0 star rating 1 ReviewIn Stock5.0 / 5.0
1 Review
The 11" f/2.2 Rowe-Ackermann Schmidt Astrograph (RASA) - the next advance in deep space imaging - is available now for the serious astrophotographe...
View full detailsOriginal price $3,599.00 - Original price $3,599.00Original price$3,599.00$3,599.00 - $3,599.00Current price $3,599.00| / -
Original price $2,195.00 - Original price $2,195.00Original price$2,195.00$2,195.00 - $2,195.00Current price $2,195.00| /
Astro-Tech 12" f/4 Carbon Fiber Truss-Tube Imaging Newtonian
Astro-TechSold OutIf you are a serious deep space astrophotographers with a big mount, this Sky & Telescope 2016 Hot Product 12" Astro-Tech AT12INT carbon fiber ...
View full detailsOriginal price $2,195.00 - Original price $2,195.00Original price$2,195.00$2,195.00 - $2,195.00Current price $2,195.00| /Sold out -
Original price $1,815.00 - Original price $1,815.00Original price$1,815.00$1,815.00 - $1,815.00Current price $1,815.00| /
Sky-Watcher 12" Quattro 300P Imaging Newtonian S11230
Sky-WatcherMore on the wayThe Sky-Watcher 12" Quattro will bring your imaging into the next level. The Sky-Watcher 12" f/4 Quattro Imaging Newtonian has . . . 305mm apertu...
View full detailsOriginal price $1,815.00 - Original price $1,815.00Original price$1,815.00$1,815.00 - $1,815.00Current price $1,815.00| / -
Original price $4,495.00 - Original price $4,495.00Original price$4,495.00$4,495.00 - $4,495.00Current price $4,495.00| /
Astro-Tech 12" f/8 Truss Tube Ritchey-Chrétien Optical Tube
Astro-Tech5.0 star rating 4 ReviewsSold Out5.0 / 5.0
4 Reviews
This newest Version A of the Astro-Tech AT12RCT carbon fiber Serrurier truss Ritchey-Chrétien Hot Product for 2015 makes high quality large-apertur...
View full detailsOriginal price $4,495.00 - Original price $4,495.00Original price$4,495.00$4,495.00 - $4,495.00Current price $4,495.00| /Sold out