The Astromania 1.25" 4.5mm 58-Degree Planetary Eyepiece is designed for detailed observation of celestial bodies, offering high contrast and definition across its wide 58-degree field of view. Optimized for observing bright targets like the Moon, Jupiter, Mars, and Saturn, it provides a comfortable observation experience with high-contrast imaging. It minimizes lateral chromatic aberration and other aberrations, ensuring sharp, high-contrast images. This eyepiece achieves significant magnification with a short focal length, ideal for detailed planetary and lunar observation.Features:- Excellent Optical System: Primarily for planetary observation, also suitable for deep-sky objects. Constructed from durable aluminum.- Elaborate Detailed Design: Features a rotatable eyepiece barrel and a convertible rubber eyecup to block stray light. Lens edges are blackened, and internal structure is treated to eliminate stray light.- Standard 1.25 Inch Barrel and Thread: Compatible with any telescope equipped with a 1.25 inch focuser. The 1.25 inch female thread allows connection with 1.25 inch telescope filters or other 1.25 inch telescope accessories.- Wider 58 Degree Field of View: Provides comfortable eye relief averaging 16 mm across the series. Delivers maximum detail and definition across the entire 58-degree field of view.- Multi-coated Lens Design: Features 5 lens elements in 3 groups (with the exception of the 20mm eyepiece which has 4 groups). Ensures high transmittance and contrast ratio with minimal lateral chromatic aberration and scattering phenomenon.
⚠️ WARNING (California Proposition 65): This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, please visit www.P65Warnings.ca.gov.
Frequently Asked Questions
Q: What is the focal length of the Astromania eyepiece?A: The focal length is four point five millimeters. This short focal length is ideal for high magnification, making it perfect for observing planets.
Q: What is the field of view for this eyepiece?A: The field of view is fifty-eight degrees. This wide view allows for comfortable observation of celestial objects.
Q: What is the exit pupil distance of the eyepiece?A: The exit pupil distance is sixteen millimeters. This generous distance provides excellent eye relief for comfortable viewing.
Q: What materials are used in the construction of the eyepiece?A: The eyepiece is primarily made of aluminum. This material enhances durability while keeping the eyepiece lightweight.
Q: What is the size of the eyepiece barrel?A: The eyepiece has a standard size of one point two five inches. This makes it compatible with most telescopes equipped with a one point two five inch focuser.
Q: How do I use this eyepiece with my telescope?A: To use the eyepiece, simply insert it into the telescope's one point two five inch focuser. Ensure it is securely tightened before observing.
Q: Is this eyepiece suitable for beginners?A: Yes, this eyepiece is suitable for beginners. Its wide field and excellent optical quality make it easy for new users to observe celestial objects.
Q: Can I use this eyepiece for deep sky observations?A: Yes, it is designed for both planetary and deep sky observations. While optimized for planets, it performs well with various celestial objects.
Q: How do I clean the eyepiece?A: To clean the eyepiece, use a soft microfiber cloth. Avoid using strong solvents or abrasive materials to protect the lens coatings.
Q: Is this eyepiece safe for children to use?A: Yes, it is safe for children under adult supervision. However, care should be taken to avoid dropping or damaging the eyepiece.
Q: What should I do if the eyepiece arrives damaged?A: If the eyepiece arrives damaged, contact customer support immediately for assistance with returns or exchanges. Keep the original packaging for a smoother process.
Q: Does this eyepiece come with a warranty?A: Yes, it typically comes with a manufacturer's warranty. Be sure to check the warranty details included with your purchase.
Q: How can I enhance my observation experience with this eyepiece?A: To enhance your experience, use it in low light conditions and ensure your telescope is properly aligned. This will help achieve the best image quality.
Q: Is it possible to use filters with this eyepiece?A: Yes, this eyepiece has a one point two five inch female thread for attaching filters. This allows for customization based on your observation needs.
Q: What type of celestial objects can I observe with this eyepiece?A: You can observe planets like Jupiter, Mars, and Saturn, as well as the moon. It provides detailed views of these bright targets.