3x Increase in Magnification: Superior sharpness and color correction; optical components; real physical computing magnification
Made of genuine optically processed BK7 glass; premium optical prism inside rather than mirror which makes image clear and sharp; amici prism looks as beautiful as binoculars; but you can zoom in much higher with your eyepieces;
Comfortable observation with 90 degree: Look pleasantly from above into your eyepiece; filter thread for any 1.25 inch filter and accepts standard 1.25 inch eyepieces
Wide 66-deg apparent field offers expansive views of the moon; star clusters; and the Milky Way; generous 18mm eye relief allows comfortable viewing distance and lets eyeglass wearers see the entire field of view
20mm eyepiece offer wide field of view and superior performance; 5-element design deliver sharp image with good color correction and contrast; aluminum 1.25 inch barrel is internally blackened to eliminate light scattering; thread accept 1.25 inch filter