Description

The IM7510EH is Meiji Techno’s high-precision ergonomic inverted metallurgical microscope, engineered for industrial environments where large, heavy, or complex samples must be examined with accuracy and consistency. Its advanced Infinity Corrected Optical System delivers crisp, high-contrast brightfield and darkfield imaging ideal for evaluating grain structures, coatings, inclusions, surface defects, and heat-affected zones. The IM7500 is equipped with a reverse-facing quintuple nosepiece that supports a full range of Plan EPI objectives—5X, 10X, 20X, and 50X—optimized for reflective materials and polished surfaces, ensuring excellent flatness, resolution, and color fidelity across all magnifications. Built for stability and long-term reliability, this system is designed for demanding applications in aerospace, automotive, machining, electronics, and materials research.

Designed with versatility and operator comfort in mind, the IM7500 Series integrates seamlessly into diverse metallographic workflows. Its durable mechanical stage offers smooth 112mm × 71mm travel, and the dual-speed coaxial focusing system provides fine 2 µm precision with a protective slip-clutch mechanism. Users can select from binocular or trinocular viewing heads, incorporate digital or HDMI/USB cameras via the 23.2mm photo port, and enhance imaging through an 80/20 beam splitter or optional polarizer slider. The brightfield/darkfield illumination system—powered by a 12V/50W halogen lamp with optional LED—ensures accurate, consistent lighting for detailed analysis. Manufactured in Japan to exacting standards, the IM7500 Series offers a robust, adaptable platform perfectly suited for quality control, failure analysis, and advanced metallurgical inspection.

The IM7510EH Ergonomic inverted metallurgical brightfield/darkfield microscope is designed to inspect and analyze the surface characteristics of solid, opaque materials—especially metals, alloys, coatings, and industrial components. Because the objectives are positioned below the stage, this design allows users to place large, heavy, or irregular samples directly on the stage without sectioning or cutting them, making it ideal for production environments and material evaluation.

Common Applications:

• Analyze Metal Microstructure

Reveals grain size, grain boundaries, phases, and heat-affected zones in polished samples—essential for understanding how materials were processed or treated.

• Detect Surface Defects with High Contrast

Brightfield shows the overall surface clearly, while Darkfield makes scratches, cracks, pits, and inclusions glow against a dark background.
This helps identify early defects that might be missed otherwise.

• Perform Failure Analysis

Used to examine wear, corrosion, fractures, and coating failures.
Engineers rely on it to pinpoint the root cause of part breakdowns and evaluate material performance.

• Inspect Coatings, Plating & Thin Films

Highlights defects in electroplating, coatings, and thin films.
Helps verify surface uniformity, adhesion quality, and thickness consistency.

• Handle Large or Heavy Samples Easily

Because the objectives are under the stage, large, mounted, or heavy samples can be placed directly on the platform without cutting them—ideal for production components and metallographic mounts.

The IM7500 Series features include:

• All models come standard with ∞ Infinity Corrected Optical objectives (F=200) delivers bright, clear, high resolution images with superior contrast.
• Viewing heads are supplied with a Siedentopf type binocular head, inclined at 30° or a trinocular Siedentopf head inclined at 45°. Interpupillary distance is adjustable from 53mm to 75mm. A graduated diopter adjustment is provided as a standard feature on the left eyetube of all units.
• Eyepieces are SWH10X, widefield, high eye point eyepieces, F.N. 22, with a 25mm reticle mount, SWH15X, SWH20X and SWH10X-F focusing eyepieces are available as an option. Anti-reflection coated, manufactured with a large diameter lens with more optical elements and high eyepoint to reduce eye fatigue and accommodate eyeglass wearers, and come equipped with a fold-down rubber eye-guards.  The newly designed eyepieces allow for a wide field of view observation, making it possible to see the whole image of an embedded resin sample.
• Infinity Corrected Brightfield/Darkfield  Plan. Semi Apo BD 5X, 10X, 20X and LWD 50X objectives are standard in all units. Objectives are made with extra-low-dispersion glass and utilize new advanced multilayer anti-reflection coatings. The advanced technology used in designing and creating objectives result in an objective with a higher resolving power, higher image contrast, wider field of view, improved flatness of field, and a sharp image with a minimum of flare and ghosting. The objectives are color corrected for chromatic aberration in the red and blue regions of the spectrum and offer and exceptional flat field of view.
• Quintuple Nosepiece, side facing, with positive precision detent, click stops
• Mechanical Stage with  240mm (X) x 184mm (Y) dimensions with 50mm (X) x 40mm (Y) movement and drop down coaxial X-Y controls
• Circular Round 110mm diameter, 2mm thick metal stage plate insert with 22mm opening
• Focus travel, 9mm total, 1.0mm up and 8mm down, Rotation of fine focus: 0.2mm per revolution.
• Vertical Koehler illuminator equipped with 12V 50W Halogen bulb, Variable rheostat and automatic voltage sensing power supply are incorporated as standard
• Cast aluminum alloy body for rigidity and exceptional stability

• IM7510EH: Ergonomic Binocular Brightfield/Darkfield/Polarizing 12V/50W Metallurgical Microscope has a eyepiece inclination adjustable vertically from 10° to 50°, ergonomic slim triangular shaped design that saves bench space to maximize efficiency and offers ultimate stability with its cast aluminum alloy frame. This is the most rugged Inverted Microscope from Japan.  Infinity Corrected Plan Semi Apo BD 5X, 10X, 20X and LWD 50X objectives are standard in all units.  All of our IM7500 Series controls are ergonomically positioned to provide comfort and extended ease of use for the operator.  An integrated Incident High power 12V/50W vertical Koehler Halogen illuminator with variable intensity control and automatic voltage sensing power supply provides excellent specimen illumination and contrast.  

Includes:

VIEWING HEADS

The binocular model, the IM7100, incorporates the MA814 Siedentopf-type binocular head while the trinocular model, the IM7200, has the MA816/10 Siedentopf-type trinocular head. The MA816/10 uses an 80/20 beamsplitter that can be engaged for photomicroscopy. (100% to eyetubes or 80% to phototube and 20% to the eyetube.) Each microscope head has the eyetubes inclined at 30 degrees with the left eyetube having graduated diopter settings. The interpupillary distance on the viewing heads is adjustable between 53mm – 75mm. An optional ergonomic binocular head is also available.

   • MA957/20: Ergonomic binocular Siedentopf head, erect image, inclination adjustable vertically from 10° to 50°, Interpupillary adjustment 53mm to 75mm, graduated diopter on left eyetube (30mm I.D. eyetubes)

EYEPIECES

10X Super Widefield High Eyepoint eyepieces are standard, and 15X and 20X eyepieces are also available as an option. A Super Widefield High Eyepoint 10X focusable eyepiece that accepts standard 25mm reticules is also available.

   • MA817 (x 2): SWH 10X Widefield high eyepoint eyepiece, Field No. 22, (accepts 25mm diameter reticle)
• MA906 (x 2): Rubber Eyeguards, foldable (paired)

OBJECTIVES

Meiji Techno offers their newly designed E.Planachromat Infinity Corrected objectives for brightfield observation modes. Infinity tube lens: F = 200mm. The smooth-operating, ball bearing mounted, quintuple nosepiece provides effortless objective changes.

   • MA923: Plan Epi Objective BD5X, ∞ Infinity Corrected objective N.A. 0.10, W.D. 17.0mm, F.L. 40.0
• MA924: Plan Epi Objective BD10X, ∞ Infinity Corrected objective N.A. 0.25,W.D. 7.48mm, F.L. 20.0
• MA925: Plan Epi Objective BD20X, ∞ Infinity Corrected objective N.A. 0.40, W.D. 5.20mm, F.L. 10.0
• MA995: Plan Epi Objective BD50X, ∞ Infinity Corrected objective N.A. 0.50, W.D. 5.00mm, F.L. 4.0

STAGE

The standard fixed plain stage measures 180mm(x) by 245mm(y). The optional attachable mechanical stage measures 112mm(x) x 71mm(y). The mechanical stage features ergonomically positioned right-handed coaxial drop down controls.

   • Stage: 180mm (X) x 245mm (Y) Plain stage (Factory installed)
• Focus Mechanism: Ergonomically low positioned, coaxial coarse and fine focus knobs with adjustable tension
• Front Photo Port: Front mounted camera port suitable for CCD, 35mm SLR, or digital cameras with optional camera adapters to facilitate a wide range of camera and video equipment

  • MA1016: Round 110mm diameter, 2mm thick metal stage plate insert with 22mm opening for specimen

  • MA593: Stainless Steel Stage Clips, 4mm pin diameter, 75mm long (paired)

ILLUMINATION

A powerful Koehler method vertical illuminator with 6 volt 30 watt halogen bulb in an adjustable centering socket provides enhanced image quality of observations and adjustable brightness control.

 • MA1011: Vertical Koehler illuminator, including filters and polarizer in sliding mount(without lamphouse)
• MALH50: Lamphouse for use with 12V/50W Halogen Lamp (Included in 50w models)
• MA275/25: Blue clear filter, 19.5mm diameter filter in metal mount, fits 30mmfilter slot
• MA275/30: Green clear filter, 19.5mm diameter filter in metal mount, fits 30mm filter slot
• MA275/50: N.D.50 neutral density filter, 19.5mm diameter filter in metal mount, fits 30mm filter slot
• MA959: Polarizing filter, 19.5mm diameter filter in metal mount. Fits 30mm filter slot

PHOTOMICROGRAPHY

Meiji Techno offers a broad range of digital video cameras which offers excellent sensitivity, high resolution and a wide dynamic range for the most demanding brightfield and darkfield microscopy applications including clinical pathology and cytology, life sciences and geology. Some models has included software, that can preview and capture still shots and live videos to a PC or Mac with USB port or HDMI connectivity.

   • MA275/05: Halogen bulb, 12V/50W (Included in 50W models)(Factory Installed)
• MA327: Fuse 3 Amp replacement (Included in 50W models)(Factory Installed)
• MA809/10: Removable AC Electric cord with plug for 115V models or
• MA809/20: Removable AC Electric cord with plug for 220 models
• MA1014: Dust cover for IM7500
• Manual: IM7500 Meiji Techno Instruction Manual
• Warranty: Limited Lifetime Warranty Card

IM7510EH METALLURGICAL SERIES BROCHURE

(CLICK TO DOWNLOAD FULL BROCHURE)

Product Information:
• Manufactured: 100% MADE IN JAPAN
• Warranty: LIMITED LIFETIME WARRANTY
• Customer Support: 1-(800) 832-0060 (U.S.A Based)

Package Information:
• Weight: 36 lbs (10.5kg)
• Box Size: 16 x 14 x 21 inches
• Footprint: 364mm (D) x 220mm (W)
• Binocular head type: 485 mm(D) x 411 mm (H) x 220 mm(W) (8.0kg)( 29.0 lbs)
• Trinocular head type: 485 mm(D) x 440 mm(H) x 2210 mm(W) (8.5Kg)(31.0 lbs)
• Binocular Ergonomic head type: 485 mm(D) x 440mm(H) x 2210mm(W) (8.5Kg)(31.0 lbs)