7X-45X Trinocular Stereo Microscope with Variable 144-LED Ring

  • Model: SM-4T-144A
  • Manufactured by: AmScope


This is a trinocular 7X-45X zoom stereo microscope with a variable 144-LED ring light. It comes with a trinocular head with super widefield high-eyepoint eyepieces, a 3D double-arm heavy-duty boom stand and a LED ring light with dimmer. Its trinocular port enables to add photographic or video capability. The high-eyepoint optic design ensures an easy and comfortable observation, especially for eyeglass wearers. The 3D double-arm boom stand allows you to turn the microscope head around three different axis (x, y, and z), allowing you to point the microscope head in ANY direction. The variable LED ring light is lighting-direction changeable and lighting-intensity adjustable, providing cool, even and bright LED illumination. It comes with a specially designed control box allowing you to turn on/off each portion of the ring light separately and change the lighting direction for obtaining the best stereo images. The microscope offers high resolution, super widefield of view, large magnifying zoom range and long working distance. It gives crystal clear sharp images. It is an ideal instrument for research labs, gemologists, engravers, collectors and anyone in semiconductor and/or electronic industry. This microscope is also a right microscope for biological laboratory applications that require low heat release. 


  • A 7x-45x Zoom Power Microscopy System on Boom with Lighting Intensity and Direction Changeable LED Ring Light!
  • Cool, Even, Bright and Flexible 144-LED Illumination
  • Allowing You to Change Lighting Intensity and Direction for Best Stereo Images
  • Trinocular Design for High Quality Photo, Video or PC Attachment
  • Versatile Boom Stand Allowing You to Point Microscope Head in Any Direction You Wish!
  • Upright Tube for Camera or Video Attachment
  • High Resolution with Great Flatness and Contrast
  • Erect Stereo Sharp Images over a SUPER Widefield of View
  • Accurate Alignment Ensuring Fatigue-Free Long Time Viewing
  • Crystal Clear Original True Color Images
  • 45 Degree Inclined Trinocular Head with SUPER Widefield 
    High-Eyepoint Eyepieces
  • 30mm WF10X/20 SUPER Widefield Eyepieces (see the difference in the above picture)
  • Both Ocular-Tubes with Adjustable Diopter
  • Adjustable Interpupillary Distance
  • Full Optical Glass Elements
  • Precise Ground Glass Lenses
  • Heavy-Duty Cast Steel Stand Finished with Stain Resistant Enamel
  • Rugged Solid Cast Steel Base
  • All Metal Mechanical Components
  • Rubber Eye-guards Included
  • Manufactured under ISO 9001 Quality Control Standard



  • Head: 45 degree inclined 360 degree swiveling trinocular
  • Eyepieces: 30mm super widefield high-eyepoint WF10X/20
  • Objective: 0.7-4.5X
  • Zoom Range: 6.5:1
  • Diopter Adjustment: +/-5dp
  • Interpupillary Distance: 2-3/16" - 2-15/16"(55-75mm)
  • Working Distance: 4" (100mm)
  • Illumination: 144 White LEDs
  • Power input: 110-240V, 50-60HZ, Automatic Switching
  • Boom Stand: 20" double-arm (overall length: 30"), 17" high pillar, 10-1/4"x8-1/4"x2-0" solid cast steel base
  • Accessories: eye-guards
  • Shipping Weight: 65 lbs 


Packing List:

  • One Trinocular Stereo Zoom Head
  • One Pair of Super Widefield High-Eyepoint Eyepieces: WF10X/20
  • One Double-Arm Boom Stand with Focus Rack
  • One Variable 144-LED Ring Light with Ring Mounting Adapter
  • One Pair of Eye-Guards
  • User's Manual Download

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