
( Brand: Sky-watcher ), ( Manufacturer Part Number: S11130 ), ( Model: 120ED ), ( Series: Sky-watcher Evostar ), ( Type: Refracting ), ( Aperture: 4.7 ), ( Country/region Of Manufacture: China ), ( UPC: 050234111300 )
The Sky-Watcher S11130 Evostar 120ED ProED 120mm Doublet Apo Refractor Optical Tube is a high-performance telescope that is designed for serious astronomers and astrophotographers. This telescope features a 120mm aperture and a 1200mm focal length, which provides a wide field of view and a high magnification capability.
The optical tube is constructed using an ED (Extra-Low Dispersion) glass doublet objective lens, which reduces chromatic aberration and provides sharp, clear images with high contrast. The tube is also coated with multi-layer reflective coatings on all surfaces to maximize light transmission and reduce internal reflections.
The Sky-Watcher S11130 Evostar 120ED ProED features a 2-inch Crayford-style focuser, which provides smooth and precise focus adjustments. The focuser also comes with a 1.25-inch adapter, allowing you to use a variety of eyepieces and accessories.
The telescope tube is made of lightweight and sturdy aluminum alloy, which is both strong and durable. The tube is also equipped with a dew shield to prevent the formation of dew on the objective lens, which can affect image quality.
The Sky-Watcher S11130 Evostar 120ED ProED also comes with a 2-inch dual-speed CCD/DSLR motor focuser, which allows for smooth and precise focus adjustments when using a camera for astrophotography. The focuser also features a 2-inch extension tube, which allows for even more flexibility in terms of camera positioning.
Overall, the Sky-Watcher S11130 Evostar 120ED ProED 120mm Doublet Apo Refractor Optical Tube is a high-quality telescope that is ideal for serious astronomers and astrophotographers. Its ED glass doublet objective lens, multi-layer reflective coatings, and sturdy aluminum alloy tube provide sharp, clear images with high contrast and minimal chromatic aberration. The telescope's 2-inch Crayford-style focuser and 2-inch CCD/DSLR motor focuser provide smooth and precise focus adjustments, making it easy to capture stunning images of the night sky.
Pros of buying Sky-Watcher S11130 Evostar 120ED ProED:1. High-quality optics: The S11130 features an ED (Extra-Low Dispersion) glass doublet apochromatic refractor optical tube, which provides excellent image quality with reduced chromatic aberration.
2. Wide field of view: With a focal length of 1500mm and a focal ratio of f/12.5, this telescope offers a wide field of view, making it suitable for observing various celestial objects, including galaxies, nebulae, and star clusters.
3. Durable construction: The telescope tube is made of high-quality aluminum alloy, which is both lightweight and robust, ensuring durability and stability during use.
4. Smooth focus: The S11130 comes with a dual-speed Crayford focuser, allowing for precise and smooth focusing, which is essential for capturing detailed images of celestial objects.
5. Versatile: The telescope is compatible with various mounts, making it suitable for both beginner and advanced astronomers who use different types of telescope mounts.
Cons of buying Sky-Watcher S11130 Evostar 120ED ProED:1. Expensive: The S11130 is on the higher end of the price range for 120mm refractor telescopes. It may not be an ideal choice for beginners or those with a limited budget.
2. Heavy: Despite being made of aluminum alloy, the S11130 is heavier than some other 120mm refractor telescopes. This may require a sturdy mount for proper use and stability.
3. Limited aperture: With a 120mm aperture, the S11130 may not offer as much light-gathering capability as larger aperture telescopes, which could result in slightly dimmer images or reduced resolution for faint objects.
Conclusion:The Sky-Watcher S11130 Evostar 120ED ProED is a high-quality, wide-field refractor telescope that offers excellent image quality and a versatile design suitable for a range of astronomical pursuits. Its durable construction, smooth focus, and compatibility with various mounts make it a solid choice for intermediate to advanced astronomers. However, its high price point and weight may make it less ideal for beginners or those with a limited budget.
Recommendation:If you are an intermediate to advanced astronomer with a budget for a high-quality 120mm refractor telescope, the Sky-Watcher S11130 Evostar 120ED ProED is an excellent choice for its excellent image quality, wide field of view, and versatile design. For beginners or those with a limited budget, there are other more affordable 120mm refractor telescopes available that offer similar capabilities. It is essential to research various options and consider your specific needs before making a purchase.
Whether you're a seasoned stargazer or just getting started, the Sky-Watcher EvoStar 120ED / ProED 120 120mm Doublet APO Refractor Optical Tube is perfect instrument for you. This high-quality telescope boasts a 4.7 120mm aperture and 2 eyepiece diameter, providing clear crisp views of the night Sky. Its durable and sturdy construction ensures long-lasting use, while its advanced features make it an excellent choice for anyone interested in exploring the universe. Take your stargazing experience to the next level with Sky-Watcher EvoStar 120ED / ProED 120 120mm Doublet APO Refractor Optical Tube.