Technical Performance:
1. Sharp stereo erect image over a vide field view.
2. 45 inclined and 360 binocular head with locked-ineyepiece. The left ocular-tube with diopter adjustment The interpupillary distance is between 55-75mm
3. Zoom objective 1x-4x
4. ZTX-E series supplied with pillar style stand, ZTX-E-W series supplied with arm curved style stand.ZTX-3E series trinocular
5. Electric apparatus has CE approval
6. Power supply 110V/60Hz or 220V/50Hz
7. Each set packed in styorfoam and in an inner box. Two sets in one carton
8. A wide range of optional accessories