1. 2X Magnification: Suitable for astronomical telescopes with a 2in interface, for viewing landscapes and astronomical observations, such as the lunar surface, planets, nebulae, star clusters, dispersion nebulae and other astronomical bodies.
2. Adapter rings: There is a 2in to 1.25in adapter at the rear interface of the lens, which can freely switch between 2in and 1.25in eyepieces, there is a built in metal spacer to prevent the eyepiece from being scratched by screws during use.
3. Optical Glass: The lens adopts premium optical glass, green film, good light transmission performance and imaging clearly.
4. Matting Treatment: The lens is made of premium metal material, which is sturdy and durable, with internal matting treatment to reduce reflections.

Spec:
Item Type: Barlow Lens
Material: Plastic, Metal, Optical Glass
Gross Weight: 414g / 14.6oz
Lens Coating:
Lens Front Port Outer Diameter: 2in
Lens Rear Port Inner Diameter: 2in and 1.25in
Adapter rings Interface: 2in to 1.25in
Magnification: 2X

PackageList:
1 x Barlow Lens
2 x Dust Cover