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Item #:
178799903
Short Axis Secondary Mirror 25mm 30mm 35mm 42mm 50mm 54mm 70mm 114 203 Reflector Telescope Elliptical Oblique Sub-mirror54mm, JTSF9648
Item #:
178799903
BSD 110
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Achieve unparalleled clarity with our high-precision secondary mirrors, perfect for enhancing your telescope's performance.
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What Stands Out
Multiple Size Options
Available in various sizes (25mm to 114mm), this secondary mirror caters to diverse telescope configurations, ensuring compatibility and flexibility for astrophotographers and stargazers alike.
High Reflection Quality
Engineered for optimal light reflection, the elliptical design enhances clarity and brightness of celestial images, allowing for superior viewing experiences compared to standard secondary mirrors.
Robust Construction
Built with durable materials, this mirror ensures long-lasting performance and stability in various conditions, offering exceptional value and reliability for both amateur and professional astronomers.
Product Details
Who Should Buy?
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Amateur Astronomers
Ideal for hobbyists looking to enhance their telescope's performance through improved illumination and focal accuracy.
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Educational Institutions
Perfect for schools and universities to demonstrate optical principles and support hands-on learning in astronomy.
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Telescope Modifiers
Suitable for enthusiasts who frequently upgrade their telescopes for better imaging capabilities and enhanced viewing experiences.
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Professional Astrophysicists
May not meet the high precision and quality standards required for professional astronomical research and imaging.
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Casual Stargazers
Not ideal for users seeking a simple, off-the-shelf telescope without the need for modifications or enhancements.
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Budget-Conscious Users
Could be considered too expensive for users looking for basic functionality without advanced features or modifications.
Product Description
Short Axis Secondary Mirror 25mm 30mm 35mm 42mm 50mm 54mm 70mm 114 203 Reflector Telescope Elliptical Oblique Sub-mirror54mm, JTSF9648
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Customer Questions & Answers
-
Question:
What sizes are available for the secondary mirrors?
Answer: The secondary mirrors are available in sizes: 20mm, 25mm, 30mm, 35mm, 40mm, 42mm, 50mm, 54mm, and 70mm. -
Question:
What is the surface accuracy of the mirrors?
Answer: The mirrors have a surface accuracy of PV: 1/4-1/6 λ. -
Question:
Are the mirrors suitable for all telescope models?
Answer: The mirrors are compatible with various reflector primary mirrors depending on their diameter.
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MT
Mohd
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“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
SJ
Shawati
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“Accurate delivery timing given”
16 June 2026 · via Trustpilot
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Youcef
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“Not madly expensive like I thought, and much quicker than promised.”
15 June 2026 · via Trustpilot
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“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”
6/7/2026 · via Trustpilot
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Kwame
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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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BSD 110
This product is not Fulfilled by Ubuy and can take minimum 10 days in delivery. We might cancel the product from the order and refund you if any issue arise with the delivery of this product.
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Fastest cross-border delivery
Features & Benefits
- Available in multiple sizes: 20mm to 70mm.
- Surface coated with aluminum for optimal reflection.
- Precision tolerance of ± 0.5 ensures accuracy.
- Compatible with various primary mirrors for versatility.
- Enhances overall telescope performance and clarity.
- Made from durable glass for long-lasting use.
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