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AmScope SM-3 Series Simul-Focal Zoom Trinocular Stereo Microscope with 144 LED Ring Light and Optional Digital Camera on Single Arm Boom Stand

The AmScope SM-3 Series Simul-Focal Zoom Trinocular Stereo Microscope with 144 LED Ring Light and Optional Digital Camera on Single Arm Boom Stand is a heavy-duty, flexible microscope priced at $690.99. Featuring 0.7X–4.5X zoom and simul-focal trinocular viewing, it’s ideal for quality control, electronics repair, and precision engraving tasks requiring both visual and live digital observation.

$690.99

● In stock

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Key features

  • Simul-focal trinocular port for simultaneous viewing and imaging
  • 0.7X–4.5X zoom range with smooth focus control
  • 144 LED ring light for shadow-free illumination
  • Single-arm boom stand with wide working reach
  • 10X wide-field eyepieces with high-eyepoint design
  • Rotating interpupillary adjuster for user comfort
  • Dual ocular diopters for precise focus tuning

Pros

  • +Enables live camera streaming while using eyepieces
  • +Stable boom stand ideal for large or uneven samples
  • +Bright, uniform LED lighting enhances detail visibility
  • +Comfortable for extended use with glasses or goggles
  • +Durable construction suited for industrial environments
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Cons

  • No camera included; must be purchased separately
  • Bulkier than base-mounted stereo microscopes
  • Higher price than basic dual-eyepiece models

About AmScope SM-3 Series Simul-Focal Zoom Trinocular Stereo Microscope with 144 LED Ring Light and Optional Digital Camera on Single Arm Boom Stand

What is AmScope SM-3 Series Simul-Focal Zoom Trinocular Stereo Microscope with 144 LED Ring Light and Optional Digital Camera on Single Arm Boom Stand?

The AmScope SM-3 Series is a high-performance stereo microscope engineered for demanding visual inspection in industrial and biological settings. Built with a robust single-arm boom stand, it offers exceptional stability and reach, making it a top choice for labs, workshops, and quality assurance stations. Its simul-focal trinocular design allows simultaneous use of both eyepieces and a camera, enabling real-time digital streaming without sacrificing stereoscopic vision. With a 0.7X–4.5X zoom objective and 10X wide-field eyepieces, it delivers a magnification range of 7X to 45X, suitable for detailed work on diverse samples. The included 144 LED ring light ensures uniform, shadow-free illumination, critical for precision tasks like circuit board repair or micro-soldering. The trinocular port uses CX-series optics, allowing easy camera upgrades or replacements. Rotating interpupillary adjustment and dual ocular diopters enhance user comfort and accuracy across multiple operators.

Key features

  • Simul-Focal Trinocular Port — View through eyepieces while streaming live video via camera.
  • 0.7X–4.5X Zoom Range — Smooth magnification control for detailed inspection.
  • 144 LED Ring Light — Bright, even illumination with minimal glare or shadows.
  • Single-Arm Boom Stand — Heavy-duty support with wide reach and stability.
  • 10X Wide-Field Eyepieces — High-eyepoint design for comfortable viewing with glasses.
  • Rotating Interpupillary Adjuster — Quick alignment for individual users.
  • Dual Ocular Diopters — Independent focus adjustment for each eye.

Who is AmScope SM-3 Series Simul-Focal Zoom Trinocular Stereo Microscope with 144 LED Ring Light and Optional Digital Camera on Single Arm Boom Stand for?

This microscope is designed for professionals in quality control, electronics repair, watchmaking, and precision engraving. It suits both experienced technicians and educational labs needing reliable, long-term performance. The simul-focal system benefits collaborative environments where live image sharing is essential, such as training or remote diagnostics. Its ergonomic design supports prolonged use, making it ideal for industrial settings requiring consistent accuracy.

How does AmScope SM-3 Series Simul-Focal Zoom Trinocular Stereo Microscope with 144 LED Ring Light and Optional Digital Camera on Single Arm Boom Stand compare?

Compared to standard stereo microscopes, the SM-3TP stands out with its simul-focal trinocular system, allowing concurrent visual and digital use—a feature absent in most fixed-focus models. Its boom stand offers greater flexibility than base-mounted units, especially for large or irregularly shaped objects. While many entry-level microscopes lack integrated high-output LED lighting, this model includes a 144 LED ring light for superior clarity. It outperforms basic models in durability and optical consistency, rivaling higher-priced industrial systems without the cost. For users needing camera compatibility without interrupting direct viewing, it offers a practical advantage over non-simul-focal alternatives.

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Best use cases

  • Electronics circuit board inspection and repair
  • Precision engraving and watchmaking
  • Quality control in manufacturing
  • Biological specimen examination
  • Educational lab demonstrations
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Is AmScope SM-3 Series Simul-Focal Zoom Trinocular Stereo Microscope with 144 LED Ring Light and Optional Digital Camera on Single Arm Boom Stand right for you?

The AmScope SM-3TP is best for professionals and educators needing a durable, flexible stereo microscope with digital imaging capability. Suitable for intermediate to advanced users in industrial or lab settings, it excels where simultaneous visual and camera use is essential. While more expensive than basic models, its simul-focal design and boom stand justify the cost for serious applications. Consider alternatives only if camera integration is not required.

How it compares: Unlike standard stereo microscopes, the SM-3TP allows concurrent eyepiece and camera use. Its boom stand offers more flexibility than base-mounted models, and the 144 LED ring light provides superior illumination compared to halogen or basic LED setups in similar price-range instruments.

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Frequently Asked Questions

What is simul-focal optics in the AmScope SM-3TP?

Simul-focal optics allow the trinocular port and both eyepieces to remain in focus simultaneously. This means you can view through the microscope while streaming live video via a camera, ideal for collaboration or documentation without interrupting work.

Does the AmScope SM-3TP include a camera?

No, the AmScope SM-3TP does not include a camera. The trinocular port is designed to accept optional digital cameras, which must be purchased separately based on your imaging needs and software compatibility.

How does the 144 LED ring light improve visibility?

The 144 LED ring light provides intense, uniform illumination around the objective lens, minimizing shadows and glare. This enhances contrast and detail, especially useful for reflective surfaces like circuit boards or polished materials.

Is the AmScope SM-3TP suitable for long work sessions?

Yes, the high-eyepoint 10X eyepieces and adjustable interpupillary distance make it comfortable for prolonged use, even with glasses. The boom stand allows flexible positioning to reduce user fatigue during detailed tasks.

Can the SM-3TP be used in educational labs?

Yes, its simul-focal design allows instructors to view samples while projecting live images to students. The durable build and clear optics make it well-suited for biology, engineering, or technical training environments.

How much does AmScope SM-3 Series Simul-Focal Zoom Trinocular Stereo Microscope with 144 LED Ring Light and Optional Digital Camera on Single Arm Boom Stand cost?

AmScope SM-3 Series Simul-Focal Zoom Trinocular Stereo Microscope with 144 LED Ring Light and Optional Digital Camera on Single Arm Boom Stand is $690.99 at AmScope. Prices may change — click through to AmScope for the latest.

Is AmScope SM-3 Series Simul-Focal Zoom Trinocular Stereo Microscope with 144 LED Ring Light and Optional Digital Camera on Single Arm Boom Stand in stock at AmScope?

Yes, AmScope SM-3 Series Simul-Focal Zoom Trinocular Stereo Microscope with 144 LED Ring Light and Optional Digital Camera on Single Arm Boom Stand is currently in stock at AmScope.

Are there coupon codes for AmScope?

Yes — Love Those Deals currently tracks 4 active AmScope coupons. See the coupons section on this page to copy a code before checkout.

Specifications

Category
Stereo Microscope
SKU
41420308709551
Last updated May 30, 2026