SVBONY SV135 Zoom Eyepiece, Zoom 7 to 21mm 1.25 Inch Telescope Eyepiece Bundle with Barlow Lens 2X and SV220 Telescope Filter

SV135 fully multi-coated zoom plossl eyepiece zooms to any focal length between 7 mm and 21 mm - pick the better magnification for your subject. As a beginner; SV135 zoom eyepiece is good for starter astronomer! 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. The filter is suitable for those astronomers who are already imaging using color cameras and don't want to transition to a monochrome camera set.

• SV135 7 mm to 21mm adjustable focal length;SV135 7-21mm zoom eyepiece equivalent to multiple eyepieces ;obtain higher magnification with short focal length;It could bring you a better observation experience in a comfortable situation with high-contrast imaging
• 18mm - 16.3mm comfortable eye relief; especially for eyeglass wearers ;designed primarily for viewing landscapes and astronomical observations of lunar surfaces; planets; nebulae; clusters; and diffuse nebulae
• 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
• SVBONY barlow lens provide a high power magnification allow you look more closely and more detailed at the moon's surface and other planet
• Reduce light pollution; SV220 telescope filter can greatly reduce the interference from natural light sources such as moonlight or artificial light pollution such as street lighting