SVBONY Telescope Eyepiece 9mm 66 Degree Ultra Wide Angle Bundle with Barlow Lens 2X with M42 Thread, for Astronomical Observations

9mm focal length and 66 degree ultra wide angle provide an amazing magnification and broad vision,perfect for lunar observations,medium sized star clusters, especially for deep sky targets.Clear and crisp image: FMC(fully multied coating) green film can reduce the reflection and refraction of light and enhance the transmission of light；6 Lenses in 4 Groups:Multiple group lens combination to improve optical performance, and delivers sharp images with good color correction and contrast; --Blackened lens edges and internally blackened eyepiece barrel to avoid internal reflection and provide a crisp image. High magnification for eyepieces to see more details of the moon; bands of Jupiter clearly; SVBONY 2x barlow lens is a better choice. With T/T2(M42x0.75mm) male thread for T/T2 connectors. Barlow lens has a T mount adapter so you can attach a DSLR camera with an available T-mount

• Wide observation field; 66 degree field of view eyepiece; enjoy a wide range of night sky at a glance; such as medium-sized star clusters; various cloud-like nebulae and other deep sky targets; also suitable for large-scale lunar observations
• 9mm telescope eyepiece; 9mm provides high magnification; enjoy the lunar craters and lunar seas up close; analyze more planetary details such as Saturn's rings; also used to resolve double stars; showing their separation and colors
• 6 elements in 4 groups: multiple lens groups improve optical performance; plus the lenses are fully multi-coated; this SVBONY eyepiece provides clear images with good color correction and contrast
• The value must have 2x barlow lens doubles the magnification of any 1.25 inch eyepiece;double the capacity of an existing set eyepieces at the cost of a single eyepiece
• Quality aluminum stock and black anodized body with M42x0.75mm thread;work as a t adapter;connect DSLR or SLR camera to telescope easily via a separate sale t ring adapter