SPECIFICATIONS

Barrel Size: 1.25 inches (31.7 mm)

Brand Name: Datyson

Choice: yes

Field of View: others

Focal Length: 4/10/16/20mm

Focus Type: Fixed focus

High-concerned chemical: none

Lens Structure: Huygens

Model: Other

Model Number: 5P9815ABCD

Origin: Mainland China

Type: Monocular

Datyson Chixiao Series 1.25" Telescope Eyepiece Kit Optional (4mm, 10mm, 16mm, 20mm) - FMC Green Coated Huygens Eyepieces for Planetary & Deep Sky Observation

Product Introduction

🌌 Unlock the Full Potential of Your Telescope!

Are you tired of the limited views offered by your telescope's standard equipment? The Datyson Chixiao Series Eyepiece Kit is your ultimate upgrade. This curated set includes four essential focal lengths (4mm, 10mm, 16mm, and 20mm Available for your choice!) designed to cover every aspect of your astronomical journey. Whether you're a budding astronomer or a seasoned stargazer, this kit provides the perfect magnification for any target—from sweeping nebulae to the intricate craters of the Moon. Crafted with classic Huygens optics and superior FMC green coating, these eyepieces deliver bright, sharp, and high-contrast images at an unbeatable value.

Key Features

✨ Complete Magnification Range: Includes 4mm (High Power), 10mm & 16mm (Medium Power), and 20mm (Low Power) to handle any observing scenario.

🔭 Classic Huygens (H-Type) Optics: A proven, simple design that effectively eliminates chromatic aberration for clear, true-color views of celestial objects.

🌿 FMC Green Multi-Coating: Fully Multi-Coated optics significantly increase light transmission, reduce glare, and ensure maximum brightness and contrast.

🛠️ Premium & Durable Build: Precision-machined from lightweight aluminum with a black anodized finish that resists rust and absorbs stray light.

🔄 Universal Compatibility: Standard 1.25-inch (31.7mm) barrel fits 99% of astronomical telescopes (Celestron, Sky-Watcher, Bresser, etc.).

💧 Filter Ready: Features standard M28.6x0.6mm threads to easily attach lunar or color filters for enhanced viewing.

Specification

Brand: Datyson

Series: Chixiao Series

Focal Lengths: 4mm, 10mm, 16mm, 20mm (Available for your choice!)

Barrel Size: 1.25 inches (31.7 mm)

Optical Design: Huygens (H-Type)

Coating: FMC (Fully Multi-Coated) Green Film

Material: Optical Glass & Aluminum Alloy

Filter Thread: M28.6 x 0.6mm

Origin: Jieyang, Guangdong, China

Package List

• 1 x Datyson Eyepiece

• 1 x Storage Box

Note: If you choose the Kit is 4 eyepieces

Usage Scenarios

🔴 4mm Eyepiece (High Power): The powerhouse for detailed planetary observation. Perfect for resolving the cloud bands of Jupiter, the rings of Saturn, and the polar ice caps of Mars. Also ideal for close-up views of the Moon's craters and mountain ranges.

🟡 10mm & 16mm Eyepieces (Medium Power): Your versatile "workhorse" lenses. Excellent for observing smaller deep-sky objects like globular clusters (e.g., Hercules Cluster) and providing a balanced, detailed view of the lunar surface.

🔵 20mm Eyepiece (Low Power): The best choice for "star-hopping" and locating targets. Offers a wide field of view, making it perfect for large objects like the Andromeda Galaxy (M31), the Pleiades star cluster, and expansive lunar vistas.

Why Buy This Kit?

💰 Ultimate Value: Instead of buying a single expensive eyepiece, get four high-quality lenses for the price of one premium model. It’s the most cost-effective way to build a complete observational toolkit.

🚀 Instant Versatility: No more missing out on sights because you lack the right magnification. With this kit, you are prepared for any celestial event, from comet flybys to planetary oppositions.

🏆 Trusted Quality: Datyson is a renowned name in optical equipment. These eyepieces offer a significant upgrade over basic plastic models, providing a crisp, professional viewing experience for amateur astronomers.

🎓 Perfect for Beginners: The simple, robust design is easy to use and maintain, making it the ideal first upgrade for anyone starting their journey into astronomy.

Important Notes

⚠️ Atmospheric Conditions Matter: High-power eyepieces (like the 4mm) magnify everything, including atmospheric turbulence. For the best views, observe on nights with stable air ("good seeing") and avoid observing over rooftops that radiate heat.

👓 Eye Relief: Huygens eyepieces have a shorter eye relief. For the best field of view, position your eye close to the lens. Eyeglass wearers may find it more comfortable to observe without glasses if their astigmatism is mild.

☀️ Safety First: Never look directly at the Sun with these eyepieces without a proper, certified solar filter attached to the front of your telescope. Direct solar observation will cause permanent blindness.