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A new line of Super APO imaging refractors offering
the ultimate in portability & performance.
Phantom FCL 140-6.5
Number of Elements
Lens Focal Length
Illuminated ring diameter using
WO Flattener 68III
Lens Cell O.D.
Minimum Surface Accuracy
Minimum Strehl Ratio
OTA Length (dew shield retracted)
OTA Length (dew shield extended)
OTA Net Weight (incl. focuser & rings)
Super Apochromatic (Super APO) Imaging Refractor OTA
Fluoro-Crown & Lanthanum Glass (Hoya)
883mm (from center of the last surface)
SiO2 and/or MgF2
10.1 kg (22.22 Lb)
100mm (4.0”) rack & pinion
300 mm Losmandy style
WO Flattener 68III (for Full Frame),
Starizona Apex ED-L (APS-C)
FOR LIMITED TIME ONLY!
RUNNING OUT OF BACK FOCUS?
iStar’s newly designed and produced Phantom FCL 140-6.5 is the first-ever imaging Super APO refractor with fully detachable 80mm rear section to allow for the use of binoviewers, and imaging equipment requiring extended back focus distance.