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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 $1,500.00 - Original price $1,500.00Original price$1,500.00$1,500.00 - $1,500.00Current price $1,500.00| /
Sky-Watcher Skymax 180 180mm f/15 Maksutov-Cassegrain Optical Tube S11540
Sky-Watcher5.0 star rating 5 ReviewsMore on the way5.0 / 5.0
5 Reviews
The Sky-Watcher 180mm Maksutov-Cassegrain folded optical system comes close in optical performance to the best-known ultra-premium 7" Maksutov, but...
View full detailsOriginal price $1,500.00 - Original price $1,500.00Original price$1,500.00$1,500.00 - $1,500.00Current price $1,500.00| / -
Original price $1,600.00 - Original price $1,600.00Original price$1,600.00$1,600.00 - $1,600.00Current price $1,600.00| /
Celestron 7" Maksutov Cassegrain OTA
CelestronIn StockThe 7" Maksutov Cassegrain is a fantastic instrument just begging to get out under the stars and bring its high contrast optics to your eye. The 7"...
View full detailsOriginal price $1,600.00 - Original price $1,600.00Original price$1,600.00$1,600.00 - $1,600.00Current price $1,600.00| / -
Original price $14,695.00 - Original price $14,695.00Original price$14,695.00$14,695.00 - $14,695.00Current price $14,695.00| /
Questar 7" Classic Titanium Maksutov-Cassegrain, Magnesium Fluoride AR and Silver Reflecting Coatings, Quartz Mirror
Questar5.0 star rating 1 ReviewMore on the way5.0 / 5.0
1 Review
This Questar Seven Classic Titanium uses the same quartz mirror and coatings combination as the renowned 50th Anniversary 3.5" Questar, perhaps the...
View full detailsOriginal price $14,695.00 - Original price $14,695.00Original price$14,695.00$14,695.00 - $14,695.00Current price $14,695.00| / -
Original price $11,895.00 - Original price $11,895.00Original price$11,895.00$11,895.00 - $11,895.00Current price $11,895.00| /
Questar 7" Astro Maksutov-Cassegrain
QuestarMore on the wayObserve through a Questar Seven Astro, and you'll see detail and clarity in the skies that you have never seen through a lesser scope, or even thro...
View full detailsOriginal price $11,895.00 - Original price $11,895.00Original price$11,895.00$11,895.00 - $11,895.00Current price $11,895.00| / -
Original price $12,795.00 - Original price $12,795.00Original price$12,795.00$12,795.00 - $12,795.00Current price $12,795.00| /
Questar 7" Classic Titanium Maksutov-Cassegrain, Broadband Coatings
Questar5.0 star rating 1 ReviewMore on the way5.0 / 5.0
1 Review
There are mere mortal telescopes and then there is the Questar Seven Classic Titanium with broadband coatings, which inhabits a higher plane of ast...
View full detailsOriginal price $12,795.00 - Original price $12,795.00Original price$12,795.00$12,795.00 - $12,795.00Current price $12,795.00| / -
Original price $5,510.00 - Original price $5,510.00Original price$5,510.00$5,510.00 - $5,510.00Current price $5,510.00| /
Takahashi Epsilon E-180ED Astrograph
TakahashiMore on the wayThe Takahashi Epsilon E-180ED is fast imaging system for the most discerning user. The Epsilon series of astrographs are specifically designed for ...
View full detailsOriginal price $5,510.00 - Original price $5,510.00Original price$5,510.00$5,510.00 - $5,510.00Current price $5,510.00| / -
Original price $11,999.99 - Original price $11,999.99Original price$11,999.99$11,999.99 - $11,999.99Current price $11,999.99| /
Explore Scientific 165mm f/7 FPL-53 Carbon Fiber APO Triplet Refractor With 3" Hex Focuser
Explore Scientific5.0 star rating 1 ReviewSold Out5.0 / 5.0
1 Review
Enjoy serious observation with Explore Scientific's flagship telescope, the 165mm FPL-53 refractor. Reveal celestial wonders like the desolate beau...
View full detailsOriginal price $11,999.99 - Original price $11,999.99Original price$11,999.99$11,999.99 - $11,999.99Current price $11,999.99| /Sold out