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Item #:
88967056
1.25 inch Helical Focuser, Aluminium Alloy T Interface Mount Double Helical Tuning Focuser 10mm Focusing Stroke for Astronomical Telescope
Item #:
88967056
€ 46
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Imported from USA store
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Order now and get it around Wednesday, August 26
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High precision double helical focuser for guider scope/finder scope.
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What Stands Out
Precision Focusing
The 1.25 inch helical design provides precise control with a 10mm focusing stroke, ensuring optimal viewing clarity for astronomical observation and enabling fine adjustments for the best image quality.
Durable Material
Constructed from high-quality aluminum alloy, this focuser is lightweight yet robust, ensuring longevity and reliability in various conditions, making it an excellent choice for both amateur and professional astronomers.
Versatile Compatibility
Designed to fit seamlessly with a range of astronomical telescope lenses, finder scopes, and guidescopes, this focuser offers versatility, enhancing the scope's usability across various astronomical setups.
Product Details
| Eye Piece Lens Description | Helical |
| Focus Type | Manual Focus |
| Finderscope | Reflex |
| Compatible Devices | Telescope, Telephoto Lens |
| Focal Length Description | 0.4 inches (1 cm) |
| Zoom Ratio | 1 |
| Item Weight | 0.12 Kilograms |
| Brand | Serounder |
| Manufacturer | Serounder |
| UPC | 738603204517 |
| Manufacturer Part Number | Serounderfa9iwg2b1u |
Who Should Buy?
-
Amateur Astronomers
Ideal for hobbyists seeking precise focus adjustments for stargazing and planetary observations.
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Telescope Upgraders
Great for users wanting to enhance their existing telescope's focusing mechanism for improved performance.
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Astrophotographers
Suitable for photographers needing accurate focus to capture celestial images with clarity and detail.
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Beginners
May be too advanced for those new to telescopes, requiring a simpler focusing mechanism.
Product Description
1.25 inch Helical Focuser, Aluminium Alloy T Interface Mount Double Helical Tuning Focuser 10mm Focusing Stroke for Astronomical Telescope Lenses/Finder & Guidescope Default
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Customer Questions & Answers
-
Question:
What is the weight of the helical focuser?
Answer: The helical focuser weighs approximately 120g. -
Question:
What materials is the focuser made from?
Answer: It is made of high-quality aluminium alloy for strength and durability. -
Question:
What is the accuracy of the focusing mechanism?
Answer: The focuser offers an impressive accuracy of approximately 0.05mm.
Serounder Finder Scopes Editorial Review
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23 July 2026 · via Trustpilot
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€ 46
Order now and get it around Wednesday, August 26
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Features & Benefits
- Brand new double helical focuser made from durable aluminium alloy.
- Lightweight at approximately 120g for easy carry and handling.
- 10mm focusing stroke with high precision of approximately 0.05mm.
- Designed to prevent rotation during focus, enhancing observation experience.
- Compatible with 1.25 inches and M42*0.75mm threaded interfaces.
- Perfect accessory for telescopes and telephoto lenses with sluggish focusing.
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