The Astromania 1.25" 9mm 58-Degree Planetary Eyepiece is designed for detailed observation of planets, the Moon, Jupiter, Mars, and Saturn, and performs well for deep sky objects. This eyepiece provides maximum detail and definition across its wide 58-degree field of view, minimizing lateral color aberration and light scatter.
Features:
* Optical System: Features 5 lens elements in 3 groups, optimized for high transmittance and contrast ratio with minimal chromatic aberration and scattering, ideal for bright target observation.
* Durable Construction: Made with aluminum material for enhanced longevity.
* Detailed Design: Equipped with a rotatable eyepiece barrel and a convertible rubber eyecup to prevent stray light. Lens edges are blackened, and the internal structure is treated to eliminate internal stray light.
* Standard Compatibility: Features a standard 1.25-inch barrel, compatible with any telescope focuser of the same size. The 1.25-inch female thread allows connection with telescope filters or other 1.25-inch accessories.
* Wide Field of View & Eye Relief: Offers a comfortable 16mm eye relief and a 58-degree apparent field of view, providing clear and sharp images across the entire field.
* Versatile Use: Suitable for observing the Moon, Jupiter, Mars, Saturn, and other planets, as well as a good choice for general deep sky viewing.
⚠️ 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 are the dimensions of the Astromania eyepiece?A: The eyepiece measures four point thirteen inches in length, two point five inches in width, and two point two inches in height.
Q: What is the focal length of this eyepiece?A: The focal length of the Astromania eyepiece is nine millimeters, designed for optimal planetary observation.
Q: How many lens elements does this eyepiece have?A: Each eyepiece contains five lens elements arranged in three groups, ensuring high-quality imaging.
Q: What type of telescope is this eyepiece compatible with?A: This eyepiece is compatible with any telescope that has a one point twenty-five inch focuser.
Q: Does the eyepiece have a rubber eyecup?A: Yes, it includes a convertible rubber eyecup to prevent stray light during observation.
Q: What is the field of view for this eyepiece?A: The eyepiece offers a wider fifty-eight degree field of view, enhancing the observation experience.
Q: How do I use the Astromania eyepiece?A: To use the eyepiece, simply insert it into the telescope's focuser and adjust for focus and comfort.
Q: Is this eyepiece suitable for beginners?A: Yes, it is a great choice for beginners as it is cost-effective and easy to use with standard telescopes.
Q: Can I use this eyepiece for deep sky observations?A: Yes, while primarily designed for planetary viewing, it is also effective for deep sky observations.
Q: How should I clean the eyepiece?A: To clean the eyepiece, use a soft, lint-free cloth and avoid using any harsh chemicals that could damage the lenses.
Q: Is there any special care needed for the eyepiece?A: Yes, keep the eyepiece in a protective case when not in use to prevent scratches and dust accumulation.
Q: What if my eyepiece arrives damaged?A: If the eyepiece arrives damaged, you should contact customer service for a return or replacement within the warranty period.
Q: Does this eyepiece have a warranty?A: Yes, the Astromania eyepiece typically comes with a limited warranty covering manufacturing defects.
Q: How do I know if this eyepiece is right for my telescope?A: This eyepiece is suitable for any telescope with a one point twenty-five inch focuser, making it a versatile choice.
Q: Can I use filters with this eyepiece?A: Yes, the eyepiece features a one point twenty-five inch female thread compatible with standard telescope filters.