Trinocular observation head siedentopf observation head inclined at 45o. diopter adjustment ring on ocular tube. interpupillary distance from 50mm to 75mm. co-axial and fine focusing system with slide traveling on ball bearing guide ways. inner...
siedentopf observation head inclined at 45o.interpupillary distance from 50mm to 75mm.co-axial and fine focusing system with slide traveling on ball bearing guide ways.observation on trinocular head, compensation(inclined 30 degrees), illumination...