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Quality Achromat Doublet 80mm refractor
Camera Male thread: M42x0
Spun Aluminum mounting ring with polymer diffuser for taking flat fields
Item Details: Specimen NT0017 is approx
with shipping Juy 2026
Daystar Combo QUARK 4.3X Telecentric Barlow american eclipse Quality Achromat Doublet 80mm refractorThis brand new QUARK optimized accessory is designed to fit our classic Combo Quark Hydrogen Alpha Filter. The 4. 3X barlow is one of two options for our new truly telecentric, fully baffled, custom engineered and Quark optimized barlows that enhance the performance of the filter. Use the 4. 3X telecentric barlow by unscrewing the silver snout from the Combo Quark and screwing on the barlow. For refractors from F 5 to F 9 you have a choice of the 2.