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Designed with the discerning astrophotographer in mind, Sky-Watcher USA’s top-of-the-line Esprit refractors deliver the kind of imaging performance one would expect from telescopes costing thousands of dollars more. With their three-element air spaced objective lens design, false color is completely eliminated, yielding exceptional contrast and sharpness. The included 2-element field corrector guarantees a flat field across the entire imaging plane. The Sky-Watcher exclusive Helinear Track focusing system provides a smooth, rock-solid focuser with zero image shift. All Sky-Watcher USA Esprit refractors come with a 8 x 50 right angle finderscope, 2-inch Star diagonal, 2-element field flattener*, camera adapter, D-style dovetail and padded case. Everything you need to get out under the stars.
SKU | S11400 |
UPC | 050234114004 |
Optical Info | |
---|---|
Optical Design | ED Triplet Refractor |
Lens Coatings | Fully Multi-Coated |
Glass Type | BK7 (2)/FPL-53(ED) |
Primary Aperture (mm) | 80 |
F/Ratio | 5 |
Focal Length (mm) | 400 |
Observational Info | |
Dawes Limit | 1.45 |
Rayleigh Limit | 1.75 |
Limiting Mag. | 12 |
Minimum Magnification | 11 |
Maximum Magnification | 157 |
General Info | |
Focuser | 2.7" Dual Speed R&P |
OTA Length (Retract/Ext.) | 17.4" |
OTA Outer Diameter | 4.875" |
OTA Weight (with accessories) | 8.8 |
Accessories | |
Included Finder | 8x50 RACI |
Included Diagonal | 2" Dielectric |
Mounting Accessories | V-Rail Foot |
Included Eyepieces | None |
Included Case | Yes |
Corrector | Yes |
Shipping Weights & Dimensions | |
Hi, Which mount is included (if any) with the 80 Ed APO at cad 2340? Best Yannick
The Esprit APO scopes are sold as an OTA (optical tube assembly), and would require the addition of a mount suitable for the scope and accessories weight such as the Sky-Watcher EQM-35.
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