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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 $3,499.99 - Original price $3,499.99Original price$3,499.99$3,499.99 - $3,499.99Current price $3,499.99
Explore Scientific 115mm f/5.5 FPL-53 Carbon Fiber APO Triplet Refractor With 3" Hexagonal Focuser
Explore ScientificSold OutThe Explore Scientific 115mm f/5.5 FPL53 APO triplet could be the perfect combination telescope. Just big enough to do great observation and fast e...
View full detailsOriginal price $3,499.99 - Original price $3,499.99Original price$3,499.99$3,499.99 - $3,499.99Current price $3,499.99Sold out -
Original price $7,373.00 - Original price $7,373.00Original price$7,373.00$7,373.00 - $7,373.00Current price $7,373.00TeleVue NP127Is 5" f/5.2 Nagler-Petzval Apochromatic Refractor
TeleVueMore on the wayThe original Hot Product TeleVue NP-127is has long been regarded as one of the finest optical systems available for both visual observing and imagi...
View full detailsOriginal price $7,373.00 - Original price $7,373.00Original price$7,373.00$7,373.00 - $7,373.00Current price $7,373.00 -
Original price $7,330.00 - Original price $7,330.00Original price$7,330.00$7,330.00 - $7,330.00Current price $7,330.00Takahashi FSQ-106EDX4 4.2" F/5 Dual ED/Four Element Optical Tube
TakahashiMore on the wayThis Takahashi FSQ-106EDX4 quadruplet is the ultimate portable no-compromise photo/visual refractor. The Takahashi FSQ-106EDX4 quadruplet is a rede...
View full detailsOriginal price $7,330.00 - Original price $7,330.00Original price$7,330.00$7,330.00 - $7,330.00Current price $7,330.00
