
( Brand: Meade ), ( Manufacturer Part Number: ETX-7OAT ), ( Model: MEADE ETX-7OAT ), ( Type: Digital Telescope )
The Meade Instruments ETX-70 Atlas and ETX-70 Alt-Az Go-To Computerized Telescope System is an impressive fusion of technology and astronomy, designed to make stargazing an enjoyable and rewarding experience for both beginners and experienced astronomers. This system comprises the ETX-70AT or ETX-70Alt-Az telescope and the Autostar Controller, which work in unison to provide accurate, automatic locating of celestial objects.
The ETX-70AT or ETX-70Alt-Az telescope boasts a 70mm (2.75 inches) aperture and a focal length of 900mm (35.4 inches). With a focal ratio of f/12.85, this telescope offers a generous 31x to 351x magnification range, allowing users to explore a wide range of celestial objects, from bright planets and the moon to distant galaxies and star clusters. Its lightweight and compact design, coupled with its sturdy aluminum construction, makes it an ideal companion for observing the night sky from various locations.
The Autostar Controller, model number DSS-11, is a digital setting circle system that simplifies the process of locating and tracking astronomical targets. Equipped with a database of over 10,000 celestial objects, this controller can quickly and accurately guide the telescope to the desired location, ensuring that users spend less time searching and more time observing. The controller includes a built-in 4.3-inch LCD screen, which displays essential information, such as the current alignment status, the target object, and the time and date.
The Meade ETX-70 Atlas and ETX-70 Alt-Az Go-To Computerized Telescope System also features a built-in Autoguider port, allowing users to connect an autoguider for improved tracking accuracy, particularly during long exposure astrophotography sessions. Furthermore, it comes with a built-in finderscope bracket, making it easy to attach a finderscope, enhancing the overall viewing experience.
This system's computerized tracking capability ensures that the telescope stays aligned with the target object, even as the Earth rotates, allowing for extended observing sessions. The autostar controller also includes a built-in alignment routine, which simplifies the process of aligning the telescope and ensuring accurate tracking.
In summary, the Meade Instruments ETX-70 Atlas and ETX-70 Alt-Az Go-To Computerized Telescope System is an excellent choice for anyone looking to explore the night sky with ease and precision. Its advanced features, such as computerized tracking, a large database of celestial objects, and a user-friendly interface, make it an indispensable tool for both amateur and professional astronomers.
The Meade ETX-70AT and ETX-70HA telescopes, both equipped with the Autostar controller, are popular choices for amateur astronomers seeking a portable and computerized observing experience. Here's a balanced analysis of their pros and cons to help you make an informed decision.
Meade ETX-70AT and ETX-70HA: Overview
The Meade ETX-70AT is an 70mm achromatic refractor telescope, while the ETX-70HA is an identical model but with a hexagonal secondary mirror for better star testing and coma correction. Both telescopes come with the Autostar controller, a handheld device that offers a database of over 10,000 celestial objects for easy identification and tracking.
Pros of Meade ETX-70AT and ETX-70HA:1. Compact and Portable: With a length of only 13 inches, these telescopes are easy to transport and set up, making them an excellent choice for observing on the go.
2. Computerized: The Autostar controller simplifies the observing experience by automatically locating and tracking celestial objects, making it ideal for beginners.
3. Versatile: The telescopes can be used for various observing purposes, including planetary, lunar, and deep-sky observations.
4. Affordable: These telescopes represent a good value for the features they offer, especially for those new to astronomy.
5. Adjustable Eyepiece Focus: The telescopes feature a 1.25-inch focuser with an adjustable focus mechanism, allowing for precise focus adjustments.
Cons of Meade ETX-70AT and ETX-70HA:1. Limited Aperture: With a 70mm aperture, these telescopes may not provide the brightest or most detailed views of deep-sky objects, especially in light-polluted areas.
2. Short Focal Length: The telescopes' short focal length can make high-power observations challenging due to the narrow field of view and increased magnification requirements.
3. Limited Autostar Capabilities: The Autostar controller may not offer advanced observing features, such as alignment stars or custom object lists, which can be found in more advanced computerized telescope systems.
4. Vibration Sensitivity: Due to their compact design, these telescopes can be sensitive to vibrations, making it important to ensure a stable observing platform.
Conclusion:The Meade ETX-70AT and ETX-70HA telescopes, when equipped with the Autostar controller, offer a portable, computerized observing solution for those new to astronomy or those seeking a compact system for observing on the go. While they have some limitations, such as a smaller aperture and limited autostar capabilities, their affordability, versatility, and ease of use make them an excellent choice for beginners and casual observers.
Recommendation:For those interested in a portable, computerized telescope system, the Meade ETX-70AT or ETX-70HA, both equipped with the Autostar controller, represent a solid value for the features they offer. These telescopes are ideal for beginners, casual observers, and those seeking a compact system for observing on the go. If you're looking for a more advanced system with advanced features, consider investing in a larger, more sophisticated computerized telescope system.
Offers a clear and detailed view of the night sky. Great for first time beginners or experienced stargazers. Locate and Track over 1200 Celestial Wonders Automatically. Looks like its a new condition.
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