With theteleconverter, you can lengthen thefocal length of your telescope,thus increasing the magnification for lunar, planetary, or deep-sky object observations. This allows you to enjoy the advantages of long focal length eyepieces, such as greater eye relief and comfortable viewing at high magnifications.
This high-correction focal length extender offers excellent image quality across the entire field of view thanks to its 4-lens design, combining the necessary qualities for superb visual observation and photography. The combination of anti-reflective lens coating and a telecentric design makes this extender significantly superior to Barlow lenses.