
( Brand: Celestron ), ( Manufacturer Part Number: 65761 ), ( Type: Catadioptric ), ( Lens Coating: Coated ), ( Mount Type: Dovetail ), ( Objective Lens Diameter: 61-100 Mm ), ( Finderscope: Reflex ), ( Maximum Magnification: 80-100x ), ( Features: Finderscope ), ( Aperture: 90 Mm )
The Celestron 65761 C5 Refractor Telescope OTA (Optical Tube Assembly) with a CAT Dioptric design and included C5 reflex finder, coated dovetail, and a compact size makes it an ideal choice for astronomers seeking a versatile and portable observing solution.
The Celestron C5 Refractor is renowned for its exceptional optical quality and bright, clear images. The 5-inch (127mm) aperture gathers a significant amount of light, producing stunning views of the Moon, planets, and deep-sky objects. This telescope features a CAT (Compact Astrographic Telescope) dioptric design, which combines a Schmidt-Cassegrain-style primary mirror with a refractor objective lens. This design offers the benefits of both types of telescopes, such as high contrast, sharp images, and the ability to correct for coma and field curvature.
The C5 Refractor OTA comes with a C5 reflex finder, which is a fast, accurate, and easy-to-use finderscope. This finder utilizes a reflex sight design, where the image is displayed on a small mirror located at the end of the finderscope. This design allows for a wide field of view, making it simple to locate and center objects in the main telescope's eyepiece.
Additionally, the Celestron C5 Refractor OTA includes a coated dovetail for easy attachment to various mounts and tripods. The dovetail is made from high-quality, machined aluminum and features precision-drilled holes for various mounting configurations. It also comes with Teflon pads to protect the telescope's tube from scratches and damage.
The compact size of the Celestron C5 Refractor OTA makes it an excellent portable telescope. It can be easily transported in a backpack or carry case, making it perfect for observing at various locations. Despite its portability, the Celestron C5 Refractor OTA still delivers impressive performance for astronomers on the go.
In summary, the Celestron 65761 C5 Refractor Telescope OTA with C5 reflex finder and coated dovetail is a high-quality, versatile, and portable astronomical observing solution. Its exceptional optical quality, bright images, fast and accurate finder, and easy-to-use dovetail make it an excellent choice for both novice and experienced astronomers.
The Celestron C5 Catadioptric Telescope OTA with Reflex Finder and Coated Dovetail is a popular choice among amateur astronomers due to its compact size, good optical performance, and ease of use. In this analysis, we will discuss the pros and cons of this telescope to help potential buyers make an informed decision.
Pros:1. Compact and Portable: With a diameter of 5 inches, this telescope is highly portable and can be easily transported to different observing sites.
2. Good Optical Performance: The Celestron C5 offers excellent optical performance, allowing users to view planets, stars, and deep-sky objects with clarity and contrast.
3. Reflex Finder: The included reflex finderscope makes it easier to locate and align the telescope with the target object, reducing the time spent on alignment and increasing the observing time.
4. Coated Dovetail: The coated dovetail provides a secure attachment to the telescope mount and allows for easy removal and installation of the OTA.
5. Affordable: The Celestron C5 is an affordable telescope, making it an excellent choice for beginners or those on a budget.
Cons:1. Limited Aperture: The 5-inch aperture limits the amount of light that can be gathered, which can make it challenging to observe faint objects or in very dark locations.
2. Manual Focus: The Celestron C5 requires manual focus, which can be time-consuming and frustrating for some users, especially when observing planets or other fine details.
3. Limited Payload Capacity: The coated dovetail has a limited payload capacity, making it unsuitable for larger or heavier telescopes.
4. Limited Filters: The Celestron C5 does not come with filters, which can limit the versatility of the telescope for different observing conditions and objectives.
Conclusion:The Celestron C5 Catadioptric Telescope OTA with Reflex Finder and Coated Dovetail is an excellent choice for amateur astronomers who are looking for a portable, affordable, and easy-to-use telescope. Its good optical performance, reflex finder, and coated dovetail make it an ideal choice for observing planets, stars, and deep-sky objects. However, its limited aperture, manual focus, and payload capacity may make it less suitable for more advanced observing or for those who require more versatility.
Recommendation:If you are a beginner or an amateur astronomer looking for a portable and affordable telescope for observing planets, stars, and deep-sky objects, the Celestron C5 Catadioptric Telescope OTA with Reflex Finder and Coated Dovetail is an excellent choice. However, if you require a more versatile telescope with a larger aperture, automatic focus, or a larger payload capacity, you may want to consider other options. Ultimately, it is essential to consider your observing goals, budget, and experience level when selecting a telescope.
Celestron c5 spotting scope nice condition beautiful optics Celestron.