ST 40
Compact stereo microscopes with a fixed magnification of 20x or 40x. The 45° inclined, 360° rotatable prism head with diopter compensation ensures comfortable viewing. The LED incident and transmitted light illumination ensures optimal lighting.

ST 50
The ST50 offers 20x magnification and, thanks to the gooseneck LED illumination, can flexibly illuminate the work area to make even fine structures clearly visible. Its ease of use makes it a reliable tool for professional users and hobbyists alike.

Application examples
ST stereo microscopes are suitable for observation in a wide range of fields:
- Electronic components: Inspection and repair of circuit boards and electronic components
- Biology: Analysis and preparation of biological samples
- Materials testing: Testing surface structures, cracks, and material defects
- Industry: Quality control of components and tools
- Gemstones and jewelry: Inspection of jewelry to identify details and inclusions





Technical data
| Model | SZM 1 | SZM 2 | SZM 3 | SZM 4 |
|---|---|---|---|---|
| Magnification | 7.5x – 45x continuously variable | |||
| Working distance | 86 mm | |||
| Field of view | 30 mm – 4 mm | |||
| Eyepiece tube | Prism head, 45° inclined view, 360° rotatable | |||
| Eyepieces | WF 10x with eyecups | |||
| Objective | 0.75x – 4.5x | |||
| Illumination | LED incident and transmitted light | available separately | ||
| Scope of delivery | Stereo microscope, power cable, glass and plastic stage plates, dust cover, operating instructions | Stereo microscope, dust cover, operating instructions | ||




