Tecnosky presents a new barlow Apochromatically 2 x low profile.
Made with three optical element processed multilayer antiflesso, the Interior of the aluminium body is blackened to minimize reflections.
The capture of eyepieces with a brass band and the filter thread by 31, 8 mm.
The barlow was provided with 31 mm barrel / 1,25?
manufacturer website: www..tecnosky.it