Takahashi America Authorized American Distributor Free Shipping to continental US for orders over $100 The FSQ-80FC brings Takahashi’s legendary FSQ astrograph design into a compact and highly portable 80 mm platform. With a 450 mm focal length and fast f/5.6 optics, it delivers sharp stars and a flat field across modern full-frame sensors while remaining lightweight enough for travel imaging setups. The TSA series is a member of Takahashi‚Äôs line of triplet refractors.¬† In the TSA design, an ED glass lens is placed between two lenses, with air spacing in between.¬† The resulting system achieves a high level of apochromatic performance for both visual observation and imaging.¬† ¬† Two focuser options are availabl