AMADA INSTRUMENT CO.,LIMITED — Nanjing China
Upright Metallurgical Microscope

MX6R/MX6RT Upright Metallurgical Microscope

The MX6R/MX6RT is an upright metallurgical microscope with an infinity tilting trinocular head, designed for bright field, dark field, polarizing and DIC observation.

Product Overview

The MX6R/MX6RT is an upright metallurgical microscope with an infinity tilting trinocular head, designed for bright field, dark field, polarizing and DIC observation. It uses long working distance objectives with 7.9mm working distance at 50X and 2.1mm at 100X, plus a 20X ultra-long working distance objective. The system supports Kohler reflected illumination, built-in attenuator for smooth switching between bright and dark field, and optional polarizing and DIC accessories. It is compatible with the MX series and offers a complete set of video and photo accessories for image capture and analysis.

  • Optical systemInfinity
  • Head typeTrinocular, tilting, erect gemel
  • Head movementSame direction and same moving direction for objective and image
  • Objective magnification50X, 100X, 20X (ultra-long working distance)
  • Working distance at 50X7.9mm
  • Working distance at 100X2.1mm

Key Benefits

  • Infinity optical system with trinocular head ensures consistent image orientation and movement across magnifications
  • Long working distance objectives (7.9mm at 50X, 2.1mm at 100X, 20X with 10mm W.D.) allow inspection of thick or irregular samples
  • Ultra-long working distance 20X objective expands application to large or mounted samples
  • Built-in attenuator reduces eye strain when switching between bright and dark field illumination
  • Supports multiple observation methods: bright field, dark field, polarizing, and DIC for enhanced contrast and surface detail
  • Trinocular head includes video and photo accessories for image capture, analysis, and documentation
  • Precision nosepiece with accurate positioning and good concentricity ensures reliable objective switching
  • Semi-apochromatic and multilayer broadband coating improves image clarity, color fidelity, and brightness across the field

Application Scenarios

  • Inspection of metal surfaces for scratches, inclusions, and surface defects in foundry and heat-treatment labs
  • Quality control of machined or polished metal parts in automotive and aerospace manufacturing
  • Failure analysis of metal components with DIC to reveal micro-embossing and surface topography
  • Polarizing observation of anisotropic materials such as crystals, alloys, and composites
  • Dark field imaging of fine particles, pits, or surface contamination on polished metal samples
  • Image documentation and analysis in metallurgical labs using the built-in video and photo accessories
  • Teaching and demonstration of advanced microscopy techniques in university or technical training labs

Who It Is For

  • Metallurgy, foundry and heat-treatment quality labs
  • Semiconductor and precision component inspection lines
  • Research and development labs studying metal microstructures
  • University and technical school teaching laboratories in materials science
  • Failure analysis teams in manufacturing and engineering departments

Problems It Solves

  • Short working distance objectives prevent inspection of thick or irregularly shaped metal samples
  • Lack of dark field capability limits detection of fine surface defects like scratches and inclusions
  • Inconsistent image orientation when switching objectives makes alignment difficult
  • No built-in attenuator causes eye strain during frequent switching between bright and dark field
  • Separate camera and microscope setups often fail to match tube diameter or optical alignment
  • Limited observation methods restrict the ability to analyze surface texture and material anisotropy
  • Poor concentricity in the nosepiece leads to misalignment and image shift during objective changes

Technical Features

  • Infinity tilting trinocular head with erect gemel optics, same direction and movement for objective and image
  • Long working distance metallurgical objectives: 50X (7.9mm W.D.), 100X (2.1mm W.D.), 20X (10mm W.D.)
  • Semi-apochromatic and multilayer broadband coating for sharp, color-accurate images across the field
  • Kohler reflected illumination for even, glare-free bright field observation
  • Built-in attenuator for smooth transition between bright and dark field without eye strain
  • Dark field observation via transfer stick; luminance reaches double that of traditional dark field
  • Polarizing observation with optional fixed or 360° rotation analyzer
  • DIC observation with Nomarski DIC prism; supports objectives with DIC function for interference color consistency
  • Precision bearing nosepiece with accurate positioning and good concentricity
  • Variable aperture diaphragm, field aperture, and center adjustment available as options
  • Trinocular head includes video and photo accessories for image capture and analysis

Specifications

Optical systemInfinity
Head typeTrinocular, tilting, erect gemel
Head movementSame direction and same moving direction for objective and image
Objective magnification50X, 100X, 20X (ultra-long working distance)
Working distance at 50X7.9mm
Working distance at 100X2.1mm
Objective typeLong working distance, semi-apochromatic, multilayer broadband coated
Illumination typeKohler reflected
Dark field functionYes, via transfer stick
AttenuatorBuilt-in, reduces light intensity during bright/dark field switching
Polarizing observationYes, with optional polarizer and analyzer
Analyzer typeFixed or 360° rotation
DIC observationYes, with Nomarski DIC prism
NosepiecePrecision bearing, accurate positioning, good concentricity
Aperture diaphragmVariable, field aperture, center adjustable
Image captureTrinocular head includes video and photo accessories
CompatibilityCommon use with MX series

Specifications are taken from the AMADA product data for this item. Confirm critical dimensions with us in writing before ordering.

Customization Options

  • Option to select fixed or 360° rotation analyzer for polarizing observation
  • Choice of variable aperture diaphragm, field aperture, and center adjustment for the nosepiece
  • Optional Nomarski DIC prism for differential interference contrast
  • Selection of 20X ultra-long working distance objective for larger or mounted samples
  • Compatibility with MX series components for system integration

Comparison With Other Options

Standard upright metallurgical microscope without long working distance objectivesThe MX6R/MX6RT offers 7.9mm W.D. at 50X and 10mm at 20X, allowing inspection of thicker or irregularly shaped samples that standard objectives cannot accommodate.
Microscope without dark field or DIC capabilityThe MX6R/MX6RT includes built-in dark field with enhanced luminance and optional DIC for high-contrast imaging of surface features and micro-embossing.
Microscope with non-tilting headThe tilting trinocular head maintains consistent image orientation and movement, improving ease of use and operator comfort during extended sessions.

Use Guide

  • Adjust the trinocular head tilt and interpupillary distance before use to ensure a comfortable viewing position
  • Set the objective to the desired magnification and focus using the coarse and fine focus knobs
  • For dark field observation, pull the transfer stick to the dark field position; ensure the illuminator is properly aligned
  • Use the built-in attenuator when switching between bright and dark field to reduce eye strain
  • For polarizing observation, insert the polarizer and analyzer into the illuminator at the correct positions
  • For DIC, insert the Nomarski prism and ensure the objective supports DIC function for consistent interference colors
  • Connect the video and photo accessories to a monitor or computer for image capture and analysis
Answers

Frequently Asked Questions

What is the working distance at 50X and 100X?

7.9mm at 50X and 2.1mm at 100X. A 20X ultra-long working distance objective with 10mm W.D. is also available.

Can I use this microscope for dark field observation?

Yes. The MX6R/MX6RT includes a dark field function with a transfer stick and enhanced luminance compared to traditional dark field illumination.

Does it support polarizing observation?

Yes. Polarizing observation is available with optional fixed or 360° rotation analyzers.

Is DIC observation possible?

Yes. DIC observation is supported with a Nomarski DIC prism and objectives compatible with DIC function.

Can I connect a camera or monitor?

Yes. The trinocular head includes built-in video and photo accessories for image capture and display on a monitor or computer.

Is the nosepiece precise and accurate?

Yes. The nosepiece uses precision bearing design for accurate positioning and good concentricity across objectives.

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