Features:  

1 X-Y Manual motion device
2 Motorized focusing system with foot switch  
3 Manual zoom objective changer (zoom ratio: 1:6)
4 High resolution, high clear optic system
5 Excellent depth of field
6 Coaxial illumination range can be 3-step changed
7 Main & Assistant microscopes are in same optic path  
8 Free-Rotatable assistant binocular tube is available as optional accessories for observing at any angle and any position  
9 Video and Photo accessories are option.

Specification:
1 Eyepiece: WF12.5x, pupillary adjustment range 55mm to 75mm, diopter adjustment range +5D to -5D
2 Binocular Tube: 90° straight binocular tube
3 Objective Changer: Parallel optic system, manual zoom changer (zoom ratio: 1:6), total magnification 2x to 12.5x continuously available, field of view dia. 95mm to 16mm.
4 Optional Free-Rotatable Assostant Binocular Tube: manual zoom changer, total magnification 2x to 12.5x continuously available, field of view dia. 95mm to 16mm.
5 X-Y Manual Motion Device: x direction swing 45° and Y direction swing 45°
6 Coaxial Illumination: Fiber optic cable illumination range dia. 70mm, illumination intensity 60,000Lx
7 Focal Length: F300mm(175mm, 200mm, 250mm, 350mm, 400mm is option)
8 X/Y Motion Range: 25mm
9 Fine Focusing Range: range +/-25mm, speed: 33s whole distance  
10 Maximum Length of Arm: 1100mm
11 New Luzurious Stand with locking wheels