2 Inch Diagonal 45-Degree Erect-Image Prism for Telescope Image Erecting with Anti-Reflection Coating + 2" to 1.25" Eyepiece Adapter

45° Fully Corrected Erect Image Provides a comfortable 45-degree observing angle with a correct-image view for both astronomy and terrestrial use. Ensures easy, right-side-up viewing of landscapes, wildlife, and celestial objects.Fully Multi-Coated Prism & High Light Transmission Features a premium high-transmission prism with multi-layer broadband coatings. Maximizes brightness and color fidelity for stunning, clear views of the Moon and planets.Built-In M48 Filter Thread & Dual Adapter System The integrated M48 thread allows direct attachment of 2-inch filters. Includes both 2-inch and 1.25-inch adapters with threaded bases for ultimate filter compatibility and flexibility.All-Metal Construction with Protective Brass Ring Built with a durable all-metal body and a precision-machined brass eyepiece ring. Guarantees a secure, scratch-free fit for your eyepieces and long-lasting durability.Universal Compatibility for Refractor & SCT Telescopes Designed as a premium 2-inch astronomical diagonal for refractor and Schmidt-Cassegrain telescopes. An essential high-performance accessory to upgrade your telescope's viewing experience.

• 【45° Fully Corrected Erect Image Viewing】 Enjoy a comfortable observing posture for both astronomy and terrestrial targets. This diagonal provides a right-side-up and correct-left-right image, making it perfect for bird watching, scenic viewing, and stargazing.
• 【Premium Fully Multi-Coated Prism for Maximum Brightness】 The high-reflection prism is multi-layer broadband coated, significantly increasing light transmission. This results in exceptionally bright, high-contrast views with true-to-life colors, revealing more details on the Moon and planets.
• 【Built-in M48 Filter Thread (Compatible with 2" Filters)】 The unique internal M48 thread allows you to directly screw in 2-inch filters (e.g., Moon, Light Pollution filters) without needing extra adapter rings, making filter setup quick, secure, and convenient.
• 【Dual-Interface System with Threaded Adapters】 Comes with both 2-inch and 1.25-inch adapters to fit all your eyepieces. Notably, the bottom of BOTH adapters is threaded, providing flexible filter attachment points regardless of the eyepiece size you use.
• 【All-Metal Body with Protective Brass Ring】 Constructed with a full metal shell, adapter rings, and sleeves for extreme durability. The internal brass eyepiece ring ensures a tight, secure fit while effectively preventing scratches on your valuable eyepieces.
• 【Superior Ergonomics & Solid Feel】 The precision-machined metal housing offers a comfortable and secure grip. Its solid construction (494g net weight) provides a balanced, premium feel on your telescope, enhancing the overall user experience.
• 【Wide Compatibility for Refractor & Catadioptric Telescopes】 Designed as an essential upgrade accessory for most refractor and catadioptric (e.g., Maksutov, Schmidt-Cassegrain) telescopes, easily connecting to the telescope's focuser.
• 【Sturdy Packaging & Dimensions】 The product is well-protected in its packaging. The diagonal itself measures 121mm in length, with a package size of 190x150x90mm, ensuring it arrives safely at your doorstep.