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- 2" 2.5x Barlow lens-3 elements,FMC
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Item #:
29987966
2" 2.5x Barlow lens-3 elements,FMC
Item #:
29987966
XCD 309
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Increase the magnification of any 2 or 1.25 eyepiece by two and a half times
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What Stands Out
High Magnification
This Barlow lens provides 2.5x magnification, enhancing your telescope's capabilities for clearer and more detailed astronomical viewing experiences.
Multi-Coated Optics
Featuring Fully Multi-Coated lenses, it minimizes glare and improves light transmission, ensuring brighter and sharper images during nighttime observations.
Durable Design
Crafted with quality materials, this Barlow lens is built to last, offering exceptional value and reliability for amateur and professional astronomers alike.
Product Details
| Package Dimensions | 4.45 x 3.19 x 2.48 inches (11.3 x 8.1 x 6.3 cm); 13.44 ounces (381.02 grams) |
| Item model number | 5823855167 |
| Manufacturer | MEOPTEX |
Who Should Buy?
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Astrophotography Enthusiasts
This Barlow lens enhances detail and magnification, making it ideal for capturing celestial objects in astrophotography.
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Amateur Astronomers
Perfect for amateur astronomers looking to enhance their telescopes' capabilities for better planetary and lunar viewing.
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Educational Use
Great for classrooms or science clubs where students can learn about optics and telescope equipment through practical experimentation.
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Professional Astronomers
May lack the precision and higher quality features needed for professional-grade astrophotography and detailed scientific observations.
Product Description
2" 2.5x Barlow lens-3 elements,FMC
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is a Barlow lens and how does it work?
Answer: A Barlow lens is an optical device that increases the effective focal length of a telescope or a microscope. It works by refocusing the light that passes through it, which magnifies the image produced by the primary lens. This means that using a Barlow lens allows you to achieve higher magnifications without needing to replace existing eyepieces. For stargazers or nature photographers, a 2.5x Barlow lens can be particularly beneficial, as it enhances image clarity and detail without sacrificing the quality of the original optics. -
Question:
What are the benefits of using a 3-element Barlow lens over other types?
Answer: A 3-element Barlow lens provides superior image quality and minimal distortion compared to simpler designs. The three elements work together to correct for chromatic aberrations and other optical distortions, producing clearer and sharper images. This is especially important for astronomy enthusiasts aiming to see distant celestial objects with precision. By using a 3-element lens, you can enjoy enhanced views of planets and star clusters, making your observations more enjoyable and detailed. -
Question:
How do I properly use a Barlow lens with my telescope?
Answer: To use a Barlow lens with your telescope, start by inserting the Barlow into the telescope's eyepiece holder, then attach your favorite eyepiece. Positioning the Barlow lens effectively will allow you to achieve the desired magnification. It's essential to experiment with different eyepieces and Barlow combinations to find what works best for your viewing conditions. For example, if you're observing the moon or planets, try a higher-quality eyepiece with your Barlow for the best results. -
Question:
Can I use a Barlow lens with any telescope?
Answer: Yes, a Barlow lens can generally be used with most types of telescopes, provided it fits the eyepiece holder. Always check the compatibility of the lens with your specific telescope model before making a purchase. Barlow lenses come in various barrel sizes; common ones include 1.25 inches and 2 inches. For instance, if you have a refractor telescope with a 1.25-inch focuser, ensure you select a Barlow lens that matches to enjoy magnified views without any hassle. -
Question:
What does FMC mean in relation to the Barlow lens?
Answer: FMC stands for Fully Multi-Coated, which means that all air-to-glass surfaces of the lens elements have been coated with multiple layers of anti-reflective coatings. This drastically reduces lens flare and enhances light transmission, resulting in brighter, clearer images. For users interested in astrophotography or detailed planetary observation, an FMC Barlow lens ensures that the maximum amount of light reaches your eye or camera sensor, providing vivid colors and sharper details. -
Question:
Is a Barlow lens suitable for both beginners and experienced users?
Answer: Absolutely! A Barlow lens is a versatile tool that can benefit both beginners and experienced astronomers. For beginners, it allows the use of existing eyepieces to explore higher magnifications without additional investments. Experienced users value the flexibility a Barlow lens provides, enabling them to enhance their set-up for specific observations or photography. Whether you're just starting out or honing your skills, a Barlow lens enhances the overall viewing experience. -
Question:
What magnification can I expect from a 2.5x Barlow lens?
Answer: A 2.5x Barlow lens will increase the magnification of your telescope eyepiece by two and a half times. For example, if you are using a 10mm eyepiece, the effective focal length with the Barlow will be equivalent to a 4mm eyepiece. This is particularly useful for detailed lunar views or distant planets, giving you the power needed to observe intricate details. Plan your observations accordingly, as higher magnification can make it challenging to keep objects centered in the field of view. -
Question:
Can I stack multiple Barlow lenses for higher magnification?
Answer: Yes, stacking Barlow lenses is possible, but it requires careful consideration. While it can achieve significant magnification, there are diminishing returns and increased risks of optical distortion. If you decide to stack lenses, start with lower magnification Barlow lenses to maintain image quality. For example, using a 2.5x with a 2x could create an effective 5x magnification; however, the image clarity may diminish, especially in low light conditions. Experimenting with different combinations is key. -
Question:
How do I choose the right Barlow lens for my needs?
Answer: Choosing the right Barlow lens depends on a few factors: the eyepiece sizes you commonly use, the telescope type, and your observing goals. For general use, a 2.5x Barlow offers a balance between versatility and performance. Ensure compatibility with your telescope's eyepiece diameter. Additionally, consider features like FMC for enhanced light transmission. Whether you're photographing celestial events or viewing distant landscapes, selecting a Barlow that complements your existing setup can enhance your experience significantly. -
Question:
Where can I buy a 2 2.5x Barlow lens-3 elements, FMC?
Answer: You can find a 2 2.5x Barlow lens with 3 elements and Fully Multi-Coated optics at Ubuy in Saint Kitts and Nevis. They offer a comprehensive selection of optical equipment, ensuring that you can find the correct lens to enhance your telescopic experience. Ubuy also provides detailed product descriptions and specifications, making it easy to choose the ideal Barlow lens tailored to your needs.
MEOPTEX Eyepieces 5823855167 Editorial Review
The MEOPTEX 2" 2.5x Barlow lens has received mixed reviews from customers. Some users have praised the quality of the lens, citing its solid Construction and clear image. They have found the magnification to be helpful in viewing celestial objects, particularly when combined with their telescopes. However, some customers have reported that the lens produces some slight distortions around the edges of the image and decreases the sharpness of the view. Some users have also found that the price is a bit high for the lens's quality. Overall, the MEOPTEX 2" 2.5x Barlow lens may be a good addition to one's telescope equipment for those seeking higher magnification, but users should be aware of possible distortions and decreased sharpness.
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Pros
- Solid Construction
- Helpful magnification for viewing celestial objects
Cons
- Slight distortions around edges of image
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XCD 309
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Features & Benefits
- Rubber grip for easy handling
- Includes 2 to 1.25 adapter
- Allows use of both 2 and 1.25 eyepieces
- Threaded for 2 filters
- Compression rings hold eyepieces securely
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