Features: - Easy to use: simply insert the eyepiece into the Barlow lens and then insert the Barlow lens into the viewfinder. - Provides more magnification without reducing the exit hole in the eyepiece and maintains a comfortable observation with a wide view. - Plastic body, light, stable and durable for prolonged use. - With M42x0.75mm thread to connect the digital camera through the T-ring adapter. - The increase of 3X with interface of 0.965 inches doubles the increase of any eyepiece of 0.965 inches. Specification: Color: black Lens material: optical glass Sleeve material: plastic Interface: approx. 0.965 inches (24.5 mm) Length: 6.8cm/2.7in Approximate weight 18g Package list: 1 * 0.96 "3X Barlow Lens

?100% Guarantee?If you have any questions about our products while using them, please feel free to contact our 24/7 customer service, we will provide a professional assistant for you. ?Easy to Use?Just insert the eyepiece into the Barlow lens, then insert the Barlow lens into the viewfinder. ?Portable Design?The plastic body is light, stable and durable, and can be used for a long time. The optical lens provides high-quality observation without additional chromatic aberration, making the image clearer. ?Compatible With DSLR or SLR Camera?This telescope lens uses an M42 x 0.75mm thread to be used as a T-type adapter, and can be connected to a DSLR or SLR camera through a separate ring adapter. ?Multiple Magnification, Clearer?The 3x magnification of the 0.96 inch interface increases the magnification of any 0.96 inch eyepiece without reducing the exit hole in the eyepiece and maintains comfortable observation in a wide field of view.

Manufacturer: Bewinner. Date First Available: September 24, 2019. Best Sellers Rank: #51 in Telescope Barlow Lenses. Customer Reviews: 4.7 out of 5 stars 5 ratings 4.7 out of 5 stars. Item model number: Bewinnertzmq7w8hd0. : B07YBDRD46. Item Weight: 0.704 ounces. Product Dimensions: 2.76 x 1.18 x 1.18 inches.