Model NO.: MDJ200
Shape: Cylindrical Shaped Lens
Usage: Teaching, Research
Principle: Optics
Optical Principle: Metallographic Infinity Optical System
Nosepiece: Quadplex
Filter: Blue/Green/Grey
Polarizing Unit: Polarizer/Analyzer
Mechanical Stage: 180X180mm 50X40mm
Stage Plate: Φ12.5
Illumination: 3W LED Lamp (Optional), 6V/20W Halogen Lamp
Brand: Optec
Packaging: Carton
Specification: 437x268x522(mm)
Origin: Chongqing
HS Code: 9011100000
MDJ Inverted Metallurgical Microscope
Remark: 20×, 40×, 100× are with spring mechanism
Eyepieces



- New research and development
- Combines bright field, dark field, and polarizing observation
- Widely used in metallurgy, minerals, electronics, and more
Obj.Mark | Obj.Type | Magnification | Numerical Aperture (N.A.) | Working Distance (mm) | System |
LPL5X/0.13 | LWD Infinity Plan | 5× | 0.13 | 16.04 | Dry |
LPL10/0.25 | LWD Infinity Plan | 10× | 0.25 | 18.48 | Dry |
LPL20/0.40 | LWD Infinity Plan | 20× | 0.40 | 8.35 | Dry |
LPL50/0.70(S) | LWD Infinity Plan | 50× | 0.70 | 1.95 | Dry |
LPL80/0.80(S) | LWD Infinity Plan | 80× | 0.80 | 0.85 | Dry |
LPL100/0.90 | LWD Infinity Plan | 100× | 0.90 | 1.00 | Dry |
Eyepieces
Eyepiece Mark | Eyepiece Type | Magnification | Field Diameter (mm) | Focus (mm) |
WF10×-18 | Plan Wide Field | 10× | Φ18 | 25 |
WF10×-18 | Reticle Eyepiece (0.1mm) | 10× | φ18 | 25 |
WF16× | Plan Eyepiece | 16× | φ13 | 15.6 |
WF12.5× | Plan Eyepiece | 12.5× | φ14 | 20 |
5× | Huygenian Eyepiece | 5× | φ20 | 50 |





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