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Item #:
26859412
Alstar 0.5X Reducer for Photography and Observing - 1.25" Filter Thread (28.5x0.75MM) on Both Sides - Reduces The Focal Length for Visual and
Item #:
26859412
XCD 53
Price Details
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Imported from USA store
QTY:
Order now and get it around Tuesday, July 14
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The Alstar 0.5X Reducer halves the focal length of your telescope, giving you a much wider field of view.
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What Stands Out
Focal Length Reduction
Effectively reduces focal length, enhancing field of view for both photography and observing, making it ideal for astrophotography and wide-angle shots.
Dual Filter Threads
Equipped with 1.25" filter threads on both sides, allowing seamless integration with various accessories for versatile usage in different setups.
Compact Design
Lightweight and compact, this reducer is easy to transport and set up, ensuring maximum convenience for photographers and astronomers on the go.
Product Details
| Item Weight | 0.5 lbs (230 grams) |
Who Should Buy?
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Astrophotographers
Ideal for astrophotographers looking to capture wider fields of view in night sky photography with reduced focal lengths.
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Nature Observers
Beneficial for nature observers who want to capture detailed images of larger scenes or observe expansive landscapes.
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Hobbyist Photographers
Great for hobbyist photographers seeking to experiment with perspective and achieve creative compositions with wider angles.
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Professional Photographers
May not suit professional photographers requiring precise focal lengths and high-quality optics for detailed image quality.
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Macro Enthusiasts
Not suitable for macro photography where focus on small subjects requires longer focal lengths and reduced distortion.
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Video Producers
Video producers may find the reduced focal length unsuitable for standard video framing or cinematic quality needs.
Product Description
Alstar 0.5X Reducer for Photography and Observing - 1.25" Filter Thread (28.5x0.75MM) on Both Sides - Reduces The Focal Length for Visual and Photographic Use
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Customer Questions & Answers
-
Question:
What is the reduction factor of the Alstar 0.5X Reducer?
Answer: The reduction factor is about 0.5X, effectively halving the focal length of the telescope. -
Question:
What type of telescopes is this reducer intended for?
Answer: It is intended for use with longer focal ratio telescopes and eyepieces of narrow to moderately wide apparent fields of view. -
Question:
How does the internal thread design benefit the user?
Answer: The black internal thread design minimizes reflections and eliminates stray light during strong light conditions. -
Question:
Can this reducer be used with a DSLR camera?
Answer: Yes, the Alstar 0.5X Reducer can be used with a DSLR camera. It has a 1.25" filter thread that is compatible with most DSLR camera adapters. -
Question:
Does this reducer work well for astrophotography?
Answer: Yes, this reducer is specifically designed for astrophotography and observing celestial objects. It effectively reduces the focal length, allowing for wider field of view and capturing more detail. -
Question:
Is this reducer easy to attach and detach from a telescope or camera?
Answer: Yes, the Alstar 0.5X Reducer is designed for easy attachment and detachment. It has a standard 1.25" filter thread on both sides, making it compatible with most telescopes and cameras.
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“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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“Accurate delivery timing given”
16 June 2026 · via Trustpilot
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“Not madly expensive like I thought, and much quicker than promised.”
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6/7/2026 · via Trustpilot
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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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XCD 53
Order now and get it around Tuesday, July 14
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Features & Benefits
- 0.5X focal reducer halves the focal length of the telescope
- Enables lower magnification and wider field of view
- Metal construction for durability
- Fully multi-coated optics for brighter and clearer images
- Internal thread design minimizes reflections
- Compatible with 1.25 inch filter threads and accessories
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