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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 $14,999.00 - Original price $14,999.00Original price$14,999.00$14,999.00 - $14,999.00Current price $14,999.00Celestron RASA 36 Rowe-Ackermann Schmidt Astrograph V2 OTA 91078
CelestronMore on the wayCelestron RASA 36 V2 Rowe-Ackermann Schmidt Astrograph Optical Tube Assembly Item #91078A professional f/2.2 wide-field astrograph with a 36 cm ape...
View full detailsOriginal price $14,999.00 - Original price $14,999.00Original price$14,999.00$14,999.00 - $14,999.00Current price $14,999.00 -
Original price $4,595.00 - Original price $4,595.00Original price$4,595.00$4,595.00 - $4,595.00Current price $4,595.00
Questar Field Model, 90mm, Broadband Coatings, Zerodur Mirror, 53/80x, Case
QuestarSold OutWith all due respect to the other spotting scopes shown on this site, there can only be one "best spotting scope in the world." This Questar Field ...
View full detailsOriginal price $4,595.00 - Original price $4,595.00Original price$4,595.00$4,595.00 - $4,595.00Current price $4,595.00Sold 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 -
Original price $599.00 - Original price $599.00Original price$599.00$599.00 - $599.00Current price $599.00
Astro-Tech At60Edt 60Mm F/7 Ed Triplet Apo Refractor, White And Gray Tube
Astro-TechSold OutTHIS PRODUCT HAS BEEN DISCONTINUED. THIS PAGE IS HERE FOR INFORMATIONAL PURPOSES ONLY. The Astro-Tech AT60EDT is a very compact/very high quality...
View full detailsOriginal price $599.00 - Original price $599.00Original price$599.00$599.00 - $599.00Current price $599.00Sold out
