TAKAHASHI FSQ-80FC ASTROGRAPH GEOPTIK18 Currently this filter is only

Currently this filter is only available in 2" mounted

Optical length 13 mm Clear aperture 50 mm Outer diameter 80 mm (not including screws) Connection side A

With regard to the right ascension axis

65 mm Max sensor size 20 mm Clear aperture 37 mm

TAKAHASHI FSQ-80FC ASTROGRAPH GEOPTIK18 Currently this filter is onlyThe Takahashi FSQ 80FC is a newly designed apochromatic Petzval quintuplet astrograph with uncompromising performance for wide field deep sky imaging with modern CMOS sensors. With two fluorite elements in the front triplet and rear doublet flattening optics, the FSQ 80FC combines the superior on axis correction of the TOA series with the flat field characteristics of the FSQ series. The objective cell has been newly designed to support the 5 element