Fison Stereo Microscope FM-SM-A400 features an X-LED incident stand with a Greenough zoom optical system, 6.7× to 45× magnification, and a 105 mm working distance for detailed specimen observation. Equipped with a 60° inclined binocular viewing head, 90° rotational body, oblique illumination system, and dual adjustable focusing knobs with a 50 mm adjustment range, it provides clear imaging and precise specimen positioning.
| Optical System | Greenough zoom optical system |
| Viewing head | Binocular 60° inclined head and 90° rotational body Left ocular tube diopter adjustment of +/- 5dp Interpupillary distance 55 to 75 mm |
| Widefield eyepiece | WF10 X / 22 mm |
| Objective | Zoom objective 0.67X to 4.5X |
| Magnification | Zoom magnification 6.7X to 45X |
| Zoom ratio | 6:7:1 |
| Working distance | 105 mm |
| Stand | Stand with X-LED incident (2 arms) |
| Illumination | Oblique Illumination |
| Focusing | focus arm, two focusing knobs are with tension adjustable, adjust range 50 mm |
| Stage base | black plate |
| Power supply | AC 220V, 60 Hz |
| Weight | Approx. 12 kg |
Stereo Microscope FM-SM-A400 enables zoom observation of specimens through an oblique illumination system for applications in medicine, life sciences, gemology, electronics, and laboratory research.