Skywatcher AC 120/1000 EvoStar EQ3-2 Telescope
A 120mm achromatic refractor anchors Skywatcher AC 120/1000 EvoStar EQ3-2 Telescope, combining a 1000mm focal length, f/8.3 optics, manual EQ3-2 mounting, 2-inch focusing, finder, diagonal, tripod, counterweights, and eyepieces.
- 120mm achromatic Fraunhofer doublet
- 1000mm focal length, f/8.3 optics
- Manual EQ3-2 equatorial mount
- Includes finder, diagonal, tripod, eyepieces
In Stock
Description
Observe crisp planetary disks and split tight binary stars with the Skywatcher AC 120/1000 EvoStar EQ3-2 Telescope manual equatorial refractor system. Designed with an f/8.3 focal ratio, this 120mm (4.72 in) aperture telescope features a 1000mm focal length, delivering 0.97 arcseconds Dawes resolving power and reaching magnitude 13.1 for dedicated lunar and planetary observers.
The Skywatcher AC 120/1000 EvoStar EQ3-2 Telescope incorporates an air-spaced Fraunhofer doublet objective with multi-coated crown and flint optical glass elements. Its 960mm aluminum optical tube features internal anti-reflection baffles, an unobstructed 0% central profile, and a 2-inch single-speed rack-and-pinion focuser with a 1.25-inch adapter. Mounted on an EQ3-2 manual German equatorial mount and aluminum tripod, the 5.13 kg OTA delivers high-contrast solar system views.
Key Features of Skywatcher AC 120/1000 EvoStar EQ3-2 Telescope
Engineered for high-contrast lunar and planetary visual observation, this 120mm Sky-Watcher EvoStar Black Diamond refractor telescope pairs Fraunhofer doublet optics with an EQ3-2 equatorial mount. Its manual slow-motion tracking controls and 2-inch star diagonal provide sharp views across solar system targets.
- 120mm (4.72 in) clear aperture with 1000mm focal length and balanced f/8.3 focal ratio
- Air-spaced Fraunhofer achromatic doublet objective using CDGM optical glass
- Multi-coated optical surfaces with 0% central obstruction for high contrast
- 2-inch single-speed rack-and-pinion focuser with 1.25-inch step-down adapter
- EQ3-2 manual German equatorial mount with dual-axis slow-motion tracking cables
- Adjustable aluminum tripod with integrated central accessory storage tray
- 9×50 optical finderscope, 2-inch star diagonal, Super 25mm and 10mm eyepieces included
Fraunhofer Doublet Optics & 0.97 Arcsecond Resolving Power
The 120mm multi-coated Fraunhofer objective controls chromatic aberration across an extended f/8.3 focal length, resolving fine planetary disks and subtle lunar rilles. Featuring zero central obstruction, this Sky-Watcher refractor supports magnifications from 17.1x up to 240x.
EQ3-2 German Equatorial Mount & Manual Tracking
Tracking celestial objects at high magnification requires steady manual mechanics. The Sky-Watcher AC 120/1000 EvoStar includes an EQ3-2 equatorial mount with flexible slow-motion cables, allowing observers to track objects along right ascension and declination smoothly. Supported by an aluminum tripod, it provides a stable viewing platform for detailed planetary observation.
- EQ3-2 manual German equatorial mount with dual slow-motion control cables
- 2-inch 90-degree star diagonal with 1.25-inch adapter for comfortable viewing angles
- High-aperture 9×50 optical finderscope paired with Super 25mm and 10mm eyepieces
Sky-Watcher EvoStar Black Diamond Warranty
The Skywatcher AC 120/1000 EvoStar EQ3-2 Telescope is backed by a 2-year limited warranty against material and manufacturing defects. The complete factory package contains the 120mm refractor OTA, EQ3-2 mount head, aluminum tripod, counterweights, 9×50 finderscope, 2-inch star diagonal with 1.25-inch adapter, and Super 25mm and 10mm eyepieces.
Sky-Watcher AC 120/1000 EvoStar EQ3-2 Telescope Specs
| Parameter | Specification |
|---|---|
| Brand | Sky-Watcher |
| Full Model Code / SKU / MPN | 10736 (SK1201EQ3-2) |
| Country of Origin | China |
| Series / Product Line | EvoStar Black Diamond |
| Optical Design | Achromatic Fraunhofer Doublet Refractor (Air-Spaced) |
| Clear Aperture | 120 mm (4.72 in) |
| Focal Length | 1000 mm |
| Focal Ratio | f/8.3 |
| Optical Coatings / Substrate Treatment | Multi-Coated Anti-Reflection |
| Central Obstruction | 0% - Unobstructed Refractor |
| Glass Substrate / ED Element Spec | Crown / Flint Optical Glass (CDGM Substrates) |
| Corrected Image Circle / Sensor Coverage | 28 mm (APS-C capable with field curvature at edges) |
| Standard Back Focus / Flange Focal Distance | Not Disclosed by Manufacturer |
| Diffraction-Limited Theoretical Resolving Power | 0.97 arcseconds |
| Limiting Visual Stellar Magnitude | 13.1 mag |
| Highest Useful Magnification | 240x |
| Lowest Practical Magnification | 17.1x |
| Focuser Architecture & Reduction Ratio | 2-inch Rack-and-Pinion Focuser with 1.25-inch Adapter (Single Speed) |
| Optical Tube Assembly (OTA) Dry Weight | 5.13 kg (11.31 lbs) |
| OTA Physical Dimensions | 960 mm length, 120 mm outer tube diameter |
| Included Mechanical Mounting Interface | Vixen-style 44mm Dovetail Bar with Tube Rings |
| Mount & Drive Type Included | EQ3-2 Manual German Equatorial Mount with Aluminum Tripod |
| Verified Factory In-Box Inclusions | OTA, EQ3-2 Equatorial Head, Aluminum Tripod, Counterweights, 9x50 Optical Finderscope, 2-inch 90-degree Star Diagonal with 1.25-inch Adapter, Super 25mm and 10mm Eyepieces |
| Factory Warranty Coverage | 2-Year Limited Warranty |
| Primary Optical Application & Astronomical Target Profile | High-Contrast Lunar and Planetary Visual Observation, Double Star Splitting |
























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