A powerful refractor which incorporates a high quality 60mm diameter approx. 700-800mm focal length object lens and two interchangeable eye lenses of 12.5mm. And 4mm, focal length approx. Giving basic magnifications of x45 and x175 respectively. Ax3 barrow lens is provided and gives further magnifications of x135 and x505 approx. Supplied complete with tripod stand in case.