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: 80mm DS: 95mm |
95mm |
Tube Length (With Lens hood retracted) |
440mm | DCU: 656mm DS: 660mm (567 mm) |
815mm |
Tube Weight |
1.4kg | DCU: 1.9 kg DS: 3.0 kg |
2.8kg |
Recommended Finder |
6x30 | 6x30 | 7x50 |
Metal Back Distance |
73.0mm | 73.0mm | 73.0mm |
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