Greenough zoom optical system
Trinocular head, 45º inclined, 360º rotating (Fixed optical split 50:50)
Widefield eyepieces WF10X/20mm
6:1 Zoom ratio, WD=110mm
Objective magnification range: 0.75X-4.5X
Plain stand
Coarse focusing system with tension adjustment
Head holder without light
Dust cover