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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 $1,199.00 - Original price $1,199.00Original price$1,199.00$1,199.00 - $1,199.00Current price $1,199.00
Astro-Tech 8" f/8 Ritchey-Chrétien Astrograph, Steel Tube
Astro-TechSold OutThe steel tube Astro-Tech AT8RC makes premium 8" Ritchey-Chrétien optics for serious deep space imaging available at the lowest price ever. Sky &am...
View full detailsOriginal price $1,199.00 - Original price $1,199.00Original price$1,199.00$1,199.00 - $1,199.00Current price $1,199.00Sold out -
Original price $1,395.00 - Original price $1,395.00Original price$1,395.00$1,395.00 - $1,395.00Current price $1,395.00
Astro-Tech 8" f/8 Ritchey-Chrétien Astrograph, Carbon Fiber Tube
Astro-TechSold OutThe Astro-Tech AT8RC is the first affordable 8" Ritchey-Chrétien with premium features available to the amateur astronomer who is into serious deep...
View full detailsOriginal price $1,395.00 - Original price $1,395.00Original price$1,395.00$1,395.00 - $1,395.00Current price $1,395.00Sold out -
Original price $5,999.99 - Original price $5,999.99Original price$5,999.99$5,999.99 - $5,999.99Current price $5,999.99
Explore Scientific 140mm f/6.7 FPL-53 Carbon Fiber APO Triplet Refractor With 3" Hexagonal Focuser
Explore ScientificSold Out140mm has long been considered the perfect size for an APO refractor. Explore Scientific makes that size a reality with fantastic optics and mechan...
View full detailsOriginal price $5,999.99 - Original price $5,999.99Original price$5,999.99$5,999.99 - $5,999.99Current price $5,999.99Sold out -
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-TechSold OutThis 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 $4,495.00Sold out -
Original price $7,295.00 - Original price $7,295.00Original price$7,295.00$7,295.00 - $7,295.00Current price $7,295.00
Astro-Tech 16" f/8 Truss Tube Ritchey-Chrétien Optical Tube
Astro-TechSold OutThis newest version of the Astro-Tech AT16RCT carbon fiber Serrurier truss 16" f/8 Ritchey-Chrétien Hot Product for 2015 makes high quality large-a...
View full detailsOriginal price $7,295.00 - Original price $7,295.00Original price$7,295.00$7,295.00 - $7,295.00Current price $7,295.00Sold out -
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 ScientificSold OutEnjoy 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 $11,999.99Sold out
