- LED Display. - Single finger control. - Multi function knob. - Magnification system : zoom magnification changer( X0.4 - X2.4 ). - Focus : Varifocal 120, F=200 - 320 mm. - Connection arm : 120 degree balance arm. - Eyepieces : 12.5X wide field eyepieces. - Binocular tube : 180 degree tiltable tube. - Pupal distance adjustment : 52 - 75 mm. - Filter : Orange filter , green filter. - Illumination source : LED 5700K. *Note that extra delivery fees may be applied to this item. For more info contact Toothpick Customer Support or check out Terms and Conditions policy.