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Introduction to metallographic microscope products
The upright metallographic microscope, with the observation facing upwards, facilitates the determination of the surface target range for observation. It is widely used in material metallographic inspection, IT in the electronics industry, PCB and micro particles, wires, fibers, surface spraying, cracks and other research and analysis. It is a conventional equipment in the fields of materials, geology, mining, machinery, electronics, scientific research and teaching.
The MRV-320 (R)/(TR) type reflective/transreflective upright metallographic microscope is equipped with a large field eyepiece and an infinite flat field achromatic objective, which has functions such as bright field and polarization, ensuring maximum imaging quality. It has excellent qualities such as large field of view, clear imaging, good image quality, and good contrast. The appearance design fully considers ergonomics, with beautiful and novel appearance, comfortable and convenient use, and spacious space, making it a beloved microscope for microscope workers.
The MRV-320 (R) metallographic microscope can be widely used to study metallographic microstructures, as well as some opaque objects. It can be used for metallographic analysis and research in metallurgy, mechanical manufacturing factories, microelectronics enterprises, and higher education institutions for metallurgy, heat treatment, material testing, steelmaking and casting processes.
The MRV-320 (TR) metallographic microscope can not only observe opaque objects, but also transparent objects. Such as metals, ceramics, integrated circuits, electronic chips, printed circuit boards, liquid crystal panels, films, powders, carbon powders, wires, fibers, coatings, and other non-metallic materials.
Metallographic Image Analysis and Processing System
The MRV-320 series upright metallographic microscope can be expanded into a metallographic image analysis system for microscopic photography, imaging, and image processing of metallographic structures. MRV-320CCT: equipped with "professional metallographic structure quantitative and qualitative analysis software" and a high pixel digital camera system, the computer can perform real-time research, analysis, statistics, and editing of metallographic images, and can also save and output graphic and textual reports. It is a new technology synchronized with today's world in the field of microscopy. Such as grain size measurement rating, non-metallic inclusion measurement rating, pearlite/ferrite content measurement rating, ductile iron graphite spheroidization rate measurement rating, decarburization layer/carburizing layer measurement, surface coating thickness measurement, multiphase content measurement function, carbide measurement analysis function, etc., analysis, statistics, editing, saving, printing reports, etc.
MRV-320 (R)/(TR) metallographic microscope specifications
a.Main technical specifications
| optical system | Infinite optical system | |
| Observation tube |
Hinged binocular and trinocular tube, tilted at 30 °; Trinocular tube splitting ratio: 80% for binocular lens/20% for binocular lens |
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| eyepiece |
10X large field eyepiece with a line of view diameter of 20mm; 15X large field eyepiece, Line of view with a diameter of 16mm (optional) |
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| Objective lens converter | Four hole or five hole objective lens converter | |
| objective lens |
Infinite working distance flat field achromatic objective lens (R): 4X、10X、20X、50X、100X Infinite flat field achromatic objective lens (T): 40X, 100X |
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| focusing system |
Coarse micro coaxial focusing Fine tuning grid value: 0.002mm Journey: 30mm |
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| stage | Table size: 188 (length) x 140 (width) mm | |
| Mechanical Mobile Platform | Mobile range: 75 (length) x 50 (width) mm | |
| lighting | 反射照明 | 12V50W halogen lamp (pre aligned), continuously adjustable brightness |
| Transmissive illumination | 12V20W halogen lamp (pre aligned), continuously adjustable brightness | |
| operating environment |
For indoor use Altitude: up to 2000 meters Environmental temperature: 5 ℃~40 ℃ (41 ° F~109 ° F) Maximum relative humidity: The relative humidity is 80% at a temperature of 31 ℃ (88 ° F), and then decreases linearly. At a temperature of 34 ℃ (93 ° F), the relative humidity is 70%, and at a temperature of 37 ℃ (99 ° F), the relative humidity is 60%, At a temperature of 40 ℃ (104 ° F), the relative humidity is 50%. Pollution level: 2 (refer to IEC664) |
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b.Objective lens parameters
| category | magnification |
numerical aperture (N.A) |
working distance (mm) |
cover slip thickness |
conjugate distance (mm) |
Focal distance (mm) |
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Infinite working distance Flat field achromatic objective lens (R) |
4X | 0.10 | 20.7 | 0 | ∞ | 45 |
| 10X | 0.25 | 7 | ||||
| 20X | 0.4 | 5 | ||||
| 50X | 0.75 | 1.3 | ||||
| 100X (optional) | 0.90 | 0.7 | ||||
| Infinite flat field achromatic objective lens (T) | 40X | 0.65 | 0.6 | 0.17 | ||
| 100X | 1.25 | 0.14 |
c.Eyepiece parameters
| magnification | Field of view diameter | Remarks |
| 10X | φ20 | |
| 10X | φ20 | Equipped with a 0.1mm dividing plate |
| 15X | φ16 | (Purchase) |
d.The total magnification after the combination of objective lens and eyepiece lens
| Eyepiece/objective lens | 10X | 15X |
| 4X | 40X | 60X |
| 10X | 100X | 150X |
| 20X | 200X | 300X |
| 50X | 500X | 750X |
| 100X | 1000X | 1500X |
Metallographic Image Analysis and Processing System MVR-320CCT Configuration
| metallographic microscope | MRV-320 type three eye upright metallographic microscope |
| Digital adaptive lens | Optical and mechanical interface between specialized microscope and CCD camera |
| camera | High pixel delay free CCD camera |
| Image analysis and processing system | A complete set of internationally leading genuine metallographic quantitative and qualitative analysis software |
| Imported encryption dog, secure and stable | |
| Computer, printer | Brand computers and brand printers (customers can bring their own) |
Optional accessories
Metallographic sample preparation equipment: metallographic polishing machine, metallographic pre grinding machine, metallographic embedding machine, metallographic cutting machine, and efficient metallographic polishing velvet cloth and other auxiliary materials
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