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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 $1,099.99 - Original price $1,099.99Original price$1,099.99$1,099.99 - $1,099.99Current price $1,099.99Explore Scientific 102mm f/7 "Essential Series" FCD-1 ED Triplet Refractor
Explore ScientificIn StockThis 102mm (4") Explore Scientific Essential Series air-spaced ED triplet apochromatic refractor is loaded with quality optical performance at a su...
View full detailsOriginal price $1,099.99 - Original price $1,099.99Original price$1,099.99$1,099.99 - $1,099.99Current price $1,099.99 -
Original price $799.99 - Original price $799.99Original price$799.99$799.99 - $799.99Current price $799.99Explore Scientific ES80 80mm f/6 ED "Essential Series" FCD-1 ED APO Triplet Refractor
Explore ScientificIn StockThis 80mm Explore Scientific "Essential Series" ED triplet apochromatic refractor is loaded with features and is priced hundreds of dollars less th...
View full detailsOriginal price $799.99 - Original price $799.99Original price$799.99$799.99 - $799.99Current price $799.99 -
Original price $1,799.99 - Original price $1,799.99Original price$1,799.99$1,799.99 - $1,799.99Current price $1,799.99Explore Scientific ES127 127mm f/7.5 "Essential Series" FCD-1 ED Triplet Refractor
Explore ScientificIn StockThis big 127mm (5") Explore Scientific Essential Series air-spaced ED triplet apochromatic refractor is loaded with quality optical performance at ...
View full detailsOriginal price $1,799.99 - Original price $1,799.99Original price$1,799.99$1,799.99 - $1,799.99Current price $1,799.99
