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Numéro d'article:
74550348
203mm DOB Telescope Primary Mirror of Newtonian Telescope with 40mm Secondary Mirror, Focal Length 1600mm
Numéro d'article:
74550348
DJF 38209
Price Details
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Il ne reste que 13 articles en stock.
Commandez maintenant et recevez votre commande aux alentours du Samedi, Août 15
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With a 114mm diameter and 900mm focal length, this Newtonian Reflector Mirror delivers outstanding clarity for observing the Moon, Saturn, and Jupiter.
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Ce qui se démarque
High-Quality Optics
The 203mm primary mirror provides exceptional clarity and brightness, ensuring detailed celestial observations, while the 40mm secondary mirror enhances light collection for enhanced viewing experiences.
Optimal Focal Length
With a focal length of 1600mm, this telescope strikes the perfect balance between wide-field and high-power viewing, catering to both novice stargazers and experienced astronomers alike.
Newtonian Design
The classic Newtonian design allows easier alignment and maintenance, offering hobbyists a user-friendly experience while delivering superb performance in capturing deep-sky objects.
Détails du produit
- Primary mirror: spherical；Suitable for DIY telescopes, DOB telescopes
- Caliber: 203mm Focal length: 1600mm；Rings of Saturn and Jupiter's stripes are clearly visible；Under good observation conditions, Saturn's Cassini Division can be seen；
- The thickness is about 18mm
- Reflected at: 92% ；Coating, aluminizing and protective film
- Minor mirror minor axis: 40mm
| Eye Piece Lens Description | Huygens |
| Mount | Altazimuth Mount |
| Type de mise au point | Manual Focus |
| Source d'alimentation | Manuel |
| Finderscope | Reflex |
| Appareils compatibles | Camera, Mount |
| Coating | Enhanced aluminum and protective coating |
| Focal Length Description | 1600 millimeters |
| Field Of View | 1.3 degrees |
| Zoom Ratio | 50 |
| Fonctionnalités supplémentaires | Large Primary Mirror (203mm) with 92% Reflectance and Enhanced Aluminum Coating |
| Objective Lens Diameter | 20.3 centimeters |
| Dimensions de l'article D x L x H | 9.82"D x 9.48"W x 2.94"H (24.9 x 24.1 x 7.5 cm) |
| Poids de l'article | 1.6 kg |
| Exit Pupil Diameter | 5.08 millimeters |
| Marque | Skyoptikst |
| Nom du modèle | D203F1600JP |
| Nombre d'unités | 2 Compte |
| Fabricant | Skyoptikst |
| UPC | 741754671268 |
| Nombre d'articles | 20 |
| Média intégré | 1 40mm second mirror |
| Numéro de modèle | D203F1600JP |
| Numéro de pièce du fabricant | D203F1600JP |
| Telescope Mount Description | Altazimuth Mount |
| Dimensions du produit (L x W x H) | 9.82"D x 9.48"W x 2.94"H (24.9 x 24.1 x 7.5 cm) |
What's in the box
1 40mm second mirror
À qui est-ce destiné ?
-
Beginner Astronomers
Ideal for newcomers due to excellent light-gathering ability and ease of use, making celestial observation enjoyable.
-
Deep Sky Observers
Great for those interested in viewing deep sky objects like galaxies and nebulae with its 203mm mirror.
-
Objectifs éducatifs
Suitable for schools and learning environments, promoting astronomy education through practical experience and hands-on exploration.
-
Astrophotography Enthusiasts
May not be ideal for serious astrophotography due to mirror setup limitations and tracking challenges.
DESCRIPTION DU PRODUIT
Vous avez une question ? Chattez avec nous
Questions et réponses des clients
-
question:
What is the primary mirror size of the telescope?
répondre: The primary mirror size of this telescope is 203mm, which is typically suited for both beginner and intermediate astronomers. A larger mirror collects more light, allowing for clearer and brighter images of celestial objects. This is particularly useful for observing faint stars, galaxies, and nebulae, making it an excellent choice for deep-sky observation. -
question:
How does the focal length of 1600mm affect my observations?
répondre: A focal length of 1600mm enhances the telescope's magnification and detail resolution. This longer focal length is particularly beneficial for observing planets and lunar features. It allows for a narrower field of view, which can be useful for serious astrophotography where detail and focus are critical. It also means that you'll have a high degree of versatility in magnifying various celestial objects. -
question:
What is the purpose of the 40mm secondary mirror?
répondre: The 40mm secondary mirror is crucial for redirecting light from the primary mirror to the eyepiece. It helps enhance the overall image quality and light gathering ability of the telescope. Having the correct size secondary mirror is important because it affects the telescope's overall performance, such as contrast and brightness, allowing you to achieve the best observational results. -
question:
What can I observe with this telescope?
répondre: With this telescope, you can observe a wide range of celestial phenomena. Its large primary mirror allows for excellent observations of planets in our solar system, such as Saturn's rings or Jupiter's moons. Additionally, its capability to gather light makes it ideal for deep-sky objects like star clusters, galaxies, and nebulae, providing aesthetic views that can captivate any astronomy enthusiast. -
question:
Is this telescope suitable for beginners?
répondre: Yes, this telescope is suitable for beginners as well as experienced users. Its design balances simplicity and performance, making it user-friendly for those new to astronomy. Beginner users can easily grasp how to set it up and start observing. With the potential for more advanced usage, it can grow with the user’s skill level as they delve deeper into the world of astronomy. -
question:
What kind of mount is compatible with this telescope?
répondre: The 203mm Newtonian telescope is typically used with an equatorial or altitude-azimuth mount. An equatorial mount is particularly advantageous for tracking celestial objects as they move across the sky. This ensures more stable imaging and easier navigation for both visual observing and astrophotography, enhancing your overall experience. -
question:
Can I use this telescope for astrophotography?
répondre: Absolutely, this telescope is well-suited for astrophotography. Its 203mm primary mirror gathers significant light, producing clear images even in low-light situations. When combined with appropriate cameras and accessories, it can capture stunning celestial photographs of planets and deep-sky objects, catering to enthusiasts looking to document their astronomical observations. -
question:
What accessories should I consider for enhanced viewing?
répondre: For enhanced viewing, consider investing in quality eyepieces, a Barlow lens for increased magnification, and a good finderscope to assist in locating celestial objects. Filters can also be useful for improving contrast on planets and nebulae. Additionally, a sturdy observation chair or table can help stabilize your view during long observation sessions, making the experience more enjoyable. -
question:
How portable is the telescope?
répondre: The portability of this 203mm DOB telescope depends on its construction. Generally, Dobsonian telescopes are designed to be relatively lightweight and easy to assemble, which allows for easy transportation to various observing locations. This makes it perfect for both backyard stargazing and trips to darker skies where light pollution is minimized, attracting more detailed views of the universe. -
question:
Where can I buy the 203mm DOB Telescope Primary Mirror?
répondre: You can purchase the 203mm DOB Telescope Primary Mirror of the Newtonian Telescope with a 40mm Secondary Mirror and a focal length of 1600mm from Ubuy. They offer a wide range of telescopes and astronomical equipment, making them a reliable choice for enthusiasts looking to enhance their stargazing experience.
Skyoptikst Reflectors Editorial Review
**** Customers have expressed high satisfaction with the replacement mirrors for their telescopes, primarily highlighting the clarity and brightness achieved post-installation. Users transitioning from less satisfactory options have noted a remarkable improvement in image quality, with one reviewer specifically appreciating the clarity and sharp focus at various magnification levels. Particularly for first-time telescope builders, such as those Constructing a Hadley Telescope, these mirrors have proven to be an excellent choice. One customer remarked on the significant visual enhancement the new mirrors provided, emphasizing no visible abnormalities and clear images across all magnifications. Capable of delivering impressive views of celestial bodies, such as Saturn's rings and Jupiter's moons, the mirrors have exceeded many users' expectations. While a few minor imperfections were mentioned, such as slight undercorrection and edge issues, users generally find that these characteristics do not detract from the overall viewing experience and can be easily managed. The responsiveness and helpfulness of the seller, particularly in facilitating replacements for defective parts, further bolstered customer confidence in their purchases. At a competitive price point, these mirrors stand out as a commendable option for both beginners and seasoned telescope enthusiasts alike. **
Avis et évaluations clients
7 évaluations des clients
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4 étoile
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Avantages
- Significant clarity and brightness improvement with new mirrors
- Excellent image quality across all magnifications
- Highly recommended for first-time telescope builders, particularly for Hadley designs
- Competitive price for quality mirrors
Les inconvénients
- Some users reported minor imperfections such as slight undercorrection and TDE (Trailing Edge)
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
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DJF 38209
Commandez maintenant et recevez votre commande aux alentours du Samedi, Août 15
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Caractéristiques et avantages
- 114mm diameter for optimal light collection.
- 900mm focal length enables detailed astronomical observations.
- High reflectivity of 92% for clearer images.
- Capable of observing craters on the Moon and rings of Saturn.
- Includes a 25mm secondary mirror for enhanced viewing.
- Perfect for both amateur and experienced astronomers.
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