1.25" SR4mm Eyepiece, Aluminum Alloy Optical Glass Telescope Accessory with M28.6X0.6mm Thread for Astronomical Telescope Moon Nebula Observation

[Filter Ready Design] Equipped with .6x0.6mm internal threads, this eyepiece allows effortless attachment of different astronomical filters like moon filters and nebula filters. enhance your celestial viewing experience with improved contrast and clarity when observing lunar surfaces, star clusters, and deep-sky objects. the threaded design maintains filter stability during observations. [Crystal ​] Featuring premium colorless optical glass with exceptional light transmission properties, this eyepiece delivers stunningly clear and ​​ astronomical images. the advanced optical system eliminates ghosting and distortions, providing true-to-life views of celestial bodies. enjoy breathtaking details of the moon's craters and planetary surfaces with this high-performance eyepiece. [Durable Construction] Crafted from lightweight yet sturdy aluminum alloy, this eyepiece combines durability with professional-grade performance. the rustproof metal housing protects the precision optics while maintaining excellent heat dissipation. with its fine craftsmanship and robust design, this eyepiece will be your reliable observing companion for years to come. Spec: Item Type: 1.25 Inch SR4mm Eyepiece Material: Aluminum Alloy, Optical Glass Interface Size: 31.5mm / 1.2in Eyepiece Structure: Ramsden Eyepiece Magnification ​​ Length: 4mm / 0.2in Package List: 1 x Storage Box 1 x 1.25 Inch SR4mm Eyepiece How To Use: Install and use

• [Filter Ready Design] Equipped with .6x0.6mm internal threads, this eyepiece allows effortless attachment of different astronomical filters like moon filters and nebula filters. enhance your celestial viewing experience with improved contrast and clarity when observing lunar surfaces, star clusters, and deep-sky objects. the threaded design maintains filter stability during observations.
• [Crystal ] Featuring premium colorless optical glass with exceptional light transmission properties, this eyepiece delivers stunningly clear and astronomical images. the advanced optical system eliminates ghosting and distortions, providing true-to-life views of celestial bodies. enjoy breathtaking details of the moon's craters and planetary surfaces with this high-performance eyepiece.
• [Durable Construction] Crafted from lightweight yet sturdy aluminum alloy, this eyepiece combines durability with professional-grade performance. the rustproof metal housing protects the precision optics while maintaining excellent heat dissipation. with its fine craftsmanship and robust design, this eyepiece will be your reliable observing companion for years to come.
• [Universal Compatibility] This 1.25 inch sr4mm eyepiece features a standard 31.5mm outer diameter design that seamlessly fits most astronomical telescopes. whether you're using a beginner telescope or professional equipment, this eyepiece provides compatibility to meet all your needs. the precision engineering ensures smooth integration with various telescope .
• [Easy Installation] Designed for hassle- operation, this eyepiece simply screws into your telescope's focuser with a secure fit. the user-friendly installation requires just a quick rotation of the fixing screw, making it for both amateur astronomers and seasoned observers. no tools or complicated procedures needed - get observing in seconds.