4x、10x、40x、60x. 

The pupillary distance of the binocular tube is adjustable from 50-75mm and equipped with a 10X (FOV.20)eyepiece. 

10X, 20X, 40X, 100X achromatic objective lenses. 

Built in LED long-lasting compound eye lighting, uniform illumination. 

The N.A of the condenser is adjustable and suitable for different magnification objectives