Explore Scientific 68 Degree Series Argon-Purged Waterproof Telescope Eyepiece, optimized for high contrast and resolution. This extreme wide field eyepiece provides a full-immersion viewing experience with a 68-degree apparent field and long eye-relief. The argon-purged and waterproof design protects internal optical elements from fogging, fungus, and contaminants, ensuring pristine performance and extended longevity.
Features:
* Focal Length: 40mm
* Apparent Field of View: 68 degrees
* Eye Relief: 31mm
* Barrel Size: 2.00 inches
* Dimensions: 114.2 mm (Length) x 80.3 mm (Width)
* Weight: 998g (35.2oz)
* Field Stop Diameter: 45.5mm
* Optical Design: Low dispersion and high refractive index optical glasses with durable multilayer coatings
* Eyecup: Removable and foldable soft silicone rubber for comfort
* Protection: Argon-purged, waterproof, tested in one meter of water for 30 minutes
⚠️ 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 Explore Scientific telescope eyepiece?A: The focal length is forty millimeters. This measurement is key for determining the magnification and field of view.
Q: What are the dimensions of the eyepiece?A: The eyepiece is approximately four point five inches in height, three point sixteen inches in width, and three point sixteen inches in length.
Q: What is the weight of the Explore Scientific eyepiece?A: The weight is thirty-five point two ounces. This weight contributes to its stability during use.
Q: What is the eye relief of the telescope eyepiece?A: The eye relief is thirty-one millimeters. This allows for comfortable viewing, especially for users who wear glasses.
Q: What is the field stop diameter of this eyepiece?A: The field stop diameter is forty-five point five millimeters. This measurement influences the apparent field of view.
Q: How do I use the Explore Scientific eyepiece?A: To use the eyepiece, insert it into the telescope's focuser and adjust for clarity. Ensure that your telescope is properly set up for optimal viewing.
Q: Is this eyepiece suitable for beginners?A: Yes, it is suitable for beginners. Its wide field of view and eye relief make it user-friendly for new astronomers.
Q: Can I use this eyepiece with any telescope?A: You can use it with telescopes that have a two-inch barrel size. Compatibility with your telescope's focuser is essential.
Q: How do I clean the Explore Scientific eyepiece?A: To clean, use a microfiber cloth and lens cleaning solution. Avoid using abrasive materials that could scratch the lenses.
Q: Is this eyepiece waterproof?A: Yes, the eyepiece is waterproof. It is argon-purged to prevent internal fogging and protect against outdoor elements.
Q: How should I store the eyepiece when not in use?A: Store the eyepiece in a protective case in a dry environment. Keeping it free from dust and moisture helps maintain its quality.
Q: What if the eyepiece arrives damaged?A: If it arrives damaged, contact customer support for a replacement or return. Ensure to keep the original packaging for a smoother process.
Q: What kind of warranty does this product have?A: This eyepiece typically comes with a limited warranty. Check with the manufacturer for specific details related to your purchase.
Q: Can I use this eyepiece for astrophotography?A: Yes, it can be used for astrophotography. Its high contrast and resolution characteristics enhance image quality.
Q: What are the advantages of an argon-purged eyepiece?A: Argon-purged eyepieces resist internal fogging and chemical reactions. This feature extends the longevity of the internal components.
Q: How does the optical design affect viewing experience?A: The advanced optical design optimizes high contrast and flat field characteristics, providing a full-immersion experience for observers.