Sky-Watcher Evostar 72 APO Refractor Telescope
Sky-Watcher SKU: S11180 | Helix SKU: CTS11180
Sky-Watcher Evostar refractors provide the finest images obtainable in their design class. These doublet refractors deliver dramatic, coal-black skies and faithful, contrast-rich views of planetary and deep-space phenomenon that are second to none. Sky-Watcher Evostar refractors are the logical choice for the discriminating amateur astronomer looking for an investment in advanced instrumentation for exceptional viewing and astrophotography.
- 72 mm apochromatic refractor with matched lens assembly with one ED element
- 420 mm focal length (f/5.8)
- Dual-speed 2” Crayford-type focuser
- Tube-ring attachment hardware with V-style dovetail plate
- Aluminum case
Specifications:
SKU | S11180 |
UPC | 050234111805 |
Optical Info | |
---|---|
Optical Design | ED Doublet |
Lens Coatings | Fully Multi-Coated |
True Aperture (mm) | 72 |
Primary Aperture (mm) | 72 |
F/Ratio | 5.9 |
Focal Length (mm) | 420 |
Observational Info | |
Dawes Limit | 1.61 |
Rayleigh Limit | 1.94 |
Limiting Mag. | 11.7 |
Minimum Magnification | 10 |
Maximum Magnification | 142 |
General Info | |
Focuser | 2″ Dual Speed Crayford |
OTA Length (Retract/Ext.) | 16.5″ |
OTA Outer Diameter | 3.5″ |
OTA Weight (with accessories) | 4.3 |
Accessories | |
Mounting Accessories | Rings/V-Rail |
Included Case | Yes |
Corrector | No (optional) |
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