C2X Extender For FS-60C/CB and FC-76D/100D Telescopes (TKA00594)

Description The Takahashi Extender-C2X is designed for the FS AND FC Series of telescopes. It increase the focal length of these instruments without degrading the optical performance. This extender is compatible with the FS-60CB, FC-76D, and FC-100D telescopes.   Specifications Telescope with Adapter FS-60CB with C2X EX FS-76DCU/DS with C2X EX FS-100DC/DF with C2X EX Adapter Part Number TKA00594 TKA00594 TKA00594 Aperture 60mm 76mm 100mm Resolution 1.93" 1.5" 1.16" Limiting Magnitude 10.7 11.2 11.8 Light Gathering Power 73X 120x 204x Focal Length 710mm 1140mm 1480mm Focal Ratio f/11.8 f/15 f/14.8 Image Circle Diameter  ---  ---  --- Optical Type Fluorite Doublet Apochromatic Refractor Fluorite Doublet Apochromatic Refractor Fluorite Doublet Apochromatic Refractor Tube Diameter 80mm DCU: 80mmDS: 95mm 95mm Tube Length (With Lens hood retracted) 440mm DCU: 656mmDS: 660mm(567 mm) 815mm Tube Weight 1.4kg DCU: 1.9 kgDS: 3.0 kg 2.8kg Rec