SOPTOP MX6R Upright Metallurgical Microscope

Overview

The SOPTOP MX6R is an upright metallurgical microscope engineered for high-precision microstructural analysis of opaque, reflective specimens—including metals, alloys, ceramics, composites, and coated surfaces. Built on an infinite-conjugate optical pathway with a modular mechanical design, the MX6R supports multiple contrast enhancement techniques grounded in fundamental optical principles: brightfield (BF), darkfield (DF), oblique illumination, polarized light (POL), and differential interference contrast (DIC). Its ergonomic architecture—featuring an ETTR-type positive-image trinocular head—ensures spatial correspondence between specimen motion and image displacement, reducing cognitive load during extended inspection sessions. The system’s optical core integrates semi-apochromatic long-working-distance (LWD) objectives with multi-layer broadband anti-reflection coatings, delivering flat, high-resolution, color-accurate imagery across the full magnification range (50× to 1500×). With working distances up to 7.9 mm at 50× and 2.1 mm at 100×—and an optional 20× ultra-LWD objective—the MX6R accommodates bulky or topographically complex samples without compromise.

Key Features

• Ergonomic ETTR trinocular head providing true-direction imaging for intuitive navigation and reduced operator fatigue during prolonged use.
• Semi-apochromatic long-working-distance objectives (5×–100×) with multi-layer broadband coating for enhanced transmission, chromatic fidelity, and field flatness.
• Dual-mode brightfield/darkfield objectives optimized for high signal-to-noise ratio; darkfield illumination intensity exceeds conventional systems by >2×.
• Precision-machined objective turret with ball-bearing mechanism ensuring smooth rotation, sub-5 µm repeatability in centering, and minimal axial runout.
• Modular Köhler-illuminated reflector unit with independently adjustable aperture and field diaphragms, centerable alignment, and integrated BF/DF toggle lever.
• Integrated neutral-density attenuation filter for seamless, eye-friendly transitions between brightfield and darkfield modes.
• Expandable DIC capability via removable Wollaston prisms and matched DIC-compatible objectives—enabling quantitative height-difference visualization with consistent interference color across the field.

Sample Compatibility & Compliance

The MX6R accommodates standard metallurgical sample formats (e.g., 25 mm, 30 mm, 50 mm diameter mounts) and accepts polished, etched, or as-cast metallic specimens up to 75 mm in height (with optional stage extensions). Its rigid cast-aluminum frame and vibration-damped base meet ISO 10934-1 requirements for stability in industrial metrology environments. While not certified for medical device manufacturing under FDA 21 CFR Part 820, the system supports GLP-compliant documentation workflows when paired with validated digital imaging software. All optical components comply with ISO 8578 (microscope nomenclature) and JIS B 7151 (metallurgical microscope performance standards). Darkfield and polarized configurations align with ASTM E3–22 (Standard Guide for Preparation of Metallographic Specimens) and ISO 4967 (Assessment of Nonmetallic Inclusions).

Software & Data Management

The MX6R interfaces seamlessly with third-party image acquisition platforms—including SOPTOP’s proprietary ImagePro™ Suite (v6.5+), Olympus cellSens™, and open-source tools such as FIJI/ImageJ—via C-mount adapter and USB 3.0 or HDMI output. Digital integration supports time-stamped image capture, multi-focus stacking, grain size analysis per ASTM E112, phase fraction quantification, and hardness indentation measurement overlays. Audit trails, user access logs, and metadata embedding (objective ID, magnification, illumination mode, exposure parameters) are preserved in TIFF or DICOM-compliant formats. When deployed with validated software packages, the system meets data integrity requirements outlined in ISO/IEC 17025:2017 (Clause 7.5.2) for calibration laboratories.

Applications

• Microstructural evaluation of heat-treated steels, aluminum alloys, and titanium-based aerospace components.
• Failure analysis of fracture surfaces, weld zones, and fatigue cracks using DIC-enhanced topography mapping.
• Inclusion rating and cleanliness assessment per ASTM E45 and ISO 4967 in steel production QA/QC labs.
• Coating thickness verification and delamination detection on electroplated or PVD-coated substrates.
• Quality control of sintered powder metallurgy parts, additive-manufactured metal builds, and ceramic matrix composites.
• Research-grade crystallographic orientation screening using convergent-beam electron diffraction (CBED)-correlated polarized light protocols.

FAQ

What is the maximum usable working distance at 100× magnification?
The standard 100× LWD objective provides 2.1 mm working distance; optional ultra-LWD variants extend this further upon request.
Is the MX6R compatible with automated stage controllers and motorized focus units?
Yes—through standardized RS-232 and TTL I/O ports, the MX6R supports integration with programmable XY stages and Z-axis motorization for semi-automated inspection routines.
Can the system be configured for regulatory compliance in pharmaceutical or medical device manufacturing?
While the hardware itself is not FDA 510(k)-cleared, its optical and mechanical specifications support validation under GMP Annex 11 and ISO 13485 when coupled with 21 CFR Part 11–compliant imaging software and documented IQ/OQ/PQ protocols.
Does SOPTOP provide traceable calibration certificates for optical magnification and resolution?
Factory calibration reports—including lateral resolution verification per ISO 9336-2 using USAF 1951 test targets—are available upon request and include NIST-traceable reference standards.
Are replacement objectives and accessories covered under warranty?
All factory-supplied objectives, eyepieces, and illumination modules carry a 24-month limited warranty against material and workmanship defects, excluding consumables such as halogen lamps and filters.