Astronomical Telescope Accessories, 1.25 Inch 31.7mm 2X 3X 4X 5X Components for Telescope Barlow Lens Magnification Mirror,for Observation(4X)

==========High-concerned chemical : NoneType : Monocular

• Standard 1.25-inch or 2-inch interface compatible with eyepieces and star diagonals of mainstream telescopes. Internal tube features anti-reflection threads to suppress stray light, improving contrast.
• Compatible with 1.25-inch (31.7mm) universal telescope interface, it comes with 2X, 3X, 4X and 5X magnification components for flexible mode switching and effective focal length extension.
• Multiple adjustable magnification levels adapt to different amplification requirements, fitting daily visual observation of starry sky, moon and various celestial bodies.
• Optimized internal optical path ensures smooth light transmission, reduces imaging distortion and improves the viewing effect of celestial images.
• Universal Barlow lens structure features wide compatibility, matching most standard 1.25-inch astronomical eyepieces for convenient combined installation.
• It has tight and stable interface connection with easy installation and removal. The stable structure allows convenient daily use without extra auxiliary tools.
• Threaded locking interface for secure, wobble-free connection. Works with eyepieces and cameras for high-magnification planetary photography or close-up lunar surface imaging.