Inverted trinocular metallographic microscope
MM-3B
Category:
Metallographic microscope
keywords:
Mixing device Blender Centrifuge Laboratory enclosure
The MM-3B inverted three-microscope is mainly used for identifying and analyzing the internal structure and organization of metals. It is an important instrument for metallographic research. It can be used for quality research in casting, smelting, and heat treatment, as well as for inspection of raw materials or analysis after material processing. It is an ideal instrument for research, teaching, and factories.
Product Specification
Technical Specifications：
Model Number | MM-3B |
Three-point cylinder | Three-way inversion, hinge-type eyepiece, 45° tilt, 360° rotation allowed |
Mechanical cylinder length | 160mm |
Pupillary distance | 55mm-75mm |
Workbench | 172mm×142mm |
Movement range | 30×30mm |
Loading panel | Outer diameter: Φ65 mm, Inner diameter: Φ10 mm, Φ15 mm, Φ25 mm |
Color filter | Sliding filter (green, blue, yellow) |
Light source | With variable aperture diaphragm and adjustable field diaphragm. 12V/20W halogen lamp, adjustable brightness |
Focus adjustment mechanism | Coarse and fine adjustment coaxial focusing with focusing limit, coarse adjustment tension with locking device, fine adjustment scale value: 0.002mm |
Polarization device | Polarizer can rotate 360 degrees, the polarizer and analyzer can be removed from the optical path. |
Ocular Lens | ||
Category | Magnification | Field diameter (mm) |
Flat field eyepiece | 10X | Φ18 |
12.5X | Φ15 | |
Objective Lens | |||
Category | Magnification | Numerical aperture（NA） | Working distance（mm） |
| Flat-field achromatic objective lens | 4X | 0.10 | 37.0 |
10X | 0.25 | 7.31 | |
40X | 0.65 | 0.5 | |
100X（oil） | 1.25 | 0.18 | |
The total magnification of the microscope | |||
Ocular Lens | Objective Lens | Objective lens coefficient | Total magnification |
4X | 10X | 1X | 40X |
10X | 100X | ||
40X | 400X | ||
100X（oil） | 1000X | ||
Ocular Lens | Objective Lens | Objective lens coefficient | Total magnification |
4X | 12.5X | 1X | 50X |
10X | 125X | ||
40X | 500X | ||
100X（oil） | 1250X | ||
-
File size: 403.0KB
Prev
Inverted metallographic microscope (bright/dark field)
ONLINE MESSAGE
Shanghai Yalin Technology Co., Ltd. is a company specializing in the research and development, production, sales, and service of laboratory instruments.
Read MoreJeff Won
Domestic Tel：86-13918841181
International Tel：+65-88565323
Wechat：13918841181
Mail：jeffwon@yalin17.com
Gabriel Hui
Copyright © 2026 Shanghai Yalin Technology Co., Ltd. Privacy Policy Powered by www.300.cn SEO