Gemstone microscope with zoom

KSW5000-T-LED

With its large zoom range, long working distance and high technical prerequisites, this powerful stereo microscope is perfect for examining gemstones, minerals and fossils. With incident and transmitted light, dark-field illumination (dark-field condenser) and rotatable stone holder.

Technical details

■ Stepless zoom with 7x-45x magnification, expandable to 14x-90x. Max. magnification 180x (by using 20x eyepieces and auxiliary lens 2x as accessories)
■ With Phototube
■ High technical prerequisites
■ 45° oblique view, 360° rotatable
■ 10x wide field eyepieces incl. eyecups Eyecups, field number 20
■ Symmetrical eye distance adjustment 51-75 mm
■ Diopter adjustment on both sides
■ Object field 28.6-4.44 mm
■ Working distance: approx. 90 mm
■ Steplessly variable incident and transmitted light, dark-field condenser
■ Rotatable stone holder, specimen clamps
■ Glass and black/white contrast plate interchangeable

Background information on investigations using stereo microscopes or immersion liquid can be found in the methods article Microscopy.

Practical examples can be found in the articles: Examining inclusions with stereo microscopes (bright-field microscopy) and Examining under a dark-field microscope