AmScope SM-4 Series Circuit Zoom Black Trinocular Stereo Microscope 3.5X-90X Magnification on Double Arm Boom Stand

SKU: SM-4TZ-B

Availability: In Stock

Regular price $738.99 $540.99

Key Features

  • 3.5X-90X stereo zoom microscope in black finish
  • Super widefield optics provides crystal stereo erect images
  • 2-1/2" (65mm) SUPER widefield of view and 8" (200mm) working distance
  • Trinocular port for adding photo/video capability

This is the black version of our popular trinocular 3.5X-90X zoom stereo microscope that gives crystal clear sharp images with a zoom ratio of 26:1. It comes with a trinocular head with 30mm super widefield, high-eyepoint 10X eyepieces and a double-arm heavy-duty boom stand. The 45 degree inclined trinocular and high-eyepoint design ensures an easy observation, especially for eyeglass wearers. The rubber eyeguards provide further comfort. The trinocular port enables to add photographic or video capability. The double-arm boom stand allows you to turn the microscope head around three different axes (x, y, and z), allowing you to point the microscope head toward to ANY direction. This microscope offers high resolution, super widefield of view, 26:1 magnifying zoom range and 8" (200mm) working distance. It is an ideal instrument for research labs, gemologists, engravers, collectors and anyone in semiconductor and/or electronic industry.

Features :

  • 3.5X-90X Zoom Magnification Range
  • Trinocular Design for High Quality Photo, Video or PC Attachment
  • Upright Tube for USB Digital Camera, Video Camcorder or CCD Camera
  • 30mm Super Widefield 10X Eyepieces
  • 8" (200mm) Large Working Distance
  • 45 Degree Inclined Trinocular Head
  • Crystal Clear Original True Color Images
  • Erect Sharp Stereo Images over a Super Widefield of View
  • High Resolution with Great Flatness and Contrast
  • Accurate Alignment Ensuring Fatigue-Free Comfortable Observation
  • Both Ocular Tubes with Adjustable Diopters
  • Adjustable Interpupillary Distance
  • Full Optical Glass Elements
  • Precise Ground Glass Lenses
  • Versatile Boom Stand Covering Large Working Area
  • Double-Arm Design for 3-Degree Freedom, Allowing Placing Microscope Head Toward to Any Direction
  • Rugged Solid Cast Steel Base Finished with Stain Resistant Enamel
  • All Metal Mechanical Components
  • Rubber Eye-guards Included
  • Manufactured under ISO 9001 Quality Control Standard
  • Excellent Five (5) Year Manufacturer Warranty
  • Specifications :

  • Head: 45 degree inclined 360 degree swiveling trinocular
  • Eyepieces: 30mm super widefield high-eyepoint WF10X/20
  • Objective: 0.7-4.5X
  • Barlow Lens: 0.5X & 2.0X
  • Zoom Ratio: 26:1
  • Maximum Field of View: 2-1/2" (65mm)
  • Minimum Field of View: 3/16" (4.75mm)
  • Diopter Adjustment: +/-5dp
  • Interpupillary Distance: 2-3/16" - 2-15/16"(55-75mm)
  • Maximum Optical Working Distance: 8" (200mm)
  • 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
  • Packing List:

  • One Trinocular Stereo Zoom Head
  • One Pair of Super Widefield 10X Eyepieces
  • One 0.5x Barlow Lens
  • One 2.0x Barlow Lens
  • One Double-Arm Boom Stand
  • One Focus Rack
  • One Pair of Eye-Guards
  • compatibility None
    magnification type Zoom Power
    magnifying style Microscope-Zoom Power
    Manufacturer AmScope
    microscope application College, Teaching/Training
    microscope barlow lens 0.5X, 2.0X
    microscope category Stereo
    microscope color Black
    microscope eyepiece power 10X
    microscope eyepiece size 30mm
    microscope field view Super Widefield
    microscope head style Trinocular
    microscope magnifying power 3.5X-90X
    microscope objective power 0.7-4.5X
    microscope stand Boom Stand: double-arm
    prop 65 Prop 65 Warning

    AmScope products are warranted against manufacturer’s defects in material and workmanship from the original date of purchase, for the following years: 


    • Five Year Warranty for Microscopes: All our microscopes come with a five (5) year factory warranty against manufacturing defects, covering labor and parts. 
    • Ten Year Warranty for Euromex Microscopes: All our Euromex microscopes come with a ten (10) year factory warranty against manufacturing defects, covering labor and parts.
    • One Year Warranty for Telescopes: All our telescopes come with a one (1) year warranty, except when specified in the description. 
    • One Year Warranty for Accessories: All our microscope accessories (USB cameras, illuminators, illumination, dust covers, and etc.) come with a one (1) year warranty, except when specified in the description.
    • One Year Warranty for Items labeled as “Product Ships From Manufacturer”: All products that are shipped directly from the manufacturer come with a one (1) year warranty, except when specified in the description. 

    Warranty does not apply for consumable accessories and parts such as bulbs, batteries, fuses, cords, optical components or any add-on accessories such as mechanical specimen holders that are not built into the microscope stage as an integral part of the original manufacture, etc. Warranty does not cover microscopes, lenses cameras or other accessories that have become inoperable due to dirt or damage due to misuse or lack of maintenance. 

    Note: Buyers are responsible for return shipping and handling cost for warranty services. Our warranty covers parts and labor only.

    This is the black version of our popular trinocular 3.5X-90X zoom stereo microscope that gives crystal clear sharp images with a zoom ratio of 26:1. It comes with a trinocular head with 30mm super widefield, high-eyepoint 10X eyepieces and a double-arm heavy-duty boom stand. The 45 degree inclined trinocular and high-eyepoint design ensures an easy observation, especially for eyeglass wearers. The rubber eyeguards provide further comfort. The trinocular port enables to add photographic or video capability. The double-arm boom stand allows you to turn the microscope head around three different axes (x, y, and z), allowing you to point the microscope head toward to ANY direction. This microscope offers high resolution, super widefield of view, 26:1 magnifying zoom range and 8" (200mm) working distance. It is an ideal instrument for research labs, gemologists, engravers, collectors and anyone in semiconductor and/or electronic industry.

    Features :

  • 3.5X-90X Zoom Magnification Range
  • Trinocular Design for High Quality Photo, Video or PC Attachment
  • Upright Tube for USB Digital Camera, Video Camcorder or CCD Camera
  • 30mm Super Widefield 10X Eyepieces
  • 8" (200mm) Large Working Distance
  • 45 Degree Inclined Trinocular Head
  • Crystal Clear Original True Color Images
  • Erect Sharp Stereo Images over a Super Widefield of View
  • High Resolution with Great Flatness and Contrast
  • Accurate Alignment Ensuring Fatigue-Free Comfortable Observation
  • Both Ocular Tubes with Adjustable Diopters
  • Adjustable Interpupillary Distance
  • Full Optical Glass Elements
  • Precise Ground Glass Lenses
  • Versatile Boom Stand Covering Large Working Area
  • Double-Arm Design for 3-Degree Freedom, Allowing Placing Microscope Head Toward to Any Direction
  • Rugged Solid Cast Steel Base Finished with Stain Resistant Enamel
  • All Metal Mechanical Components
  • Rubber Eye-guards Included
  • Manufactured under ISO 9001 Quality Control Standard
  • Excellent Five (5) Year Manufacturer Warranty
  • Specifications :

  • Head: 45 degree inclined 360 degree swiveling trinocular
  • Eyepieces: 30mm super widefield high-eyepoint WF10X/20
  • Objective: 0.7-4.5X
  • Barlow Lens: 0.5X & 2.0X
  • Zoom Ratio: 26:1
  • Maximum Field of View: 2-1/2" (65mm)
  • Minimum Field of View: 3/16" (4.75mm)
  • Diopter Adjustment: +/-5dp
  • Interpupillary Distance: 2-3/16" - 2-15/16"(55-75mm)
  • Maximum Optical Working Distance: 8" (200mm)
  • 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
  • Packing List:

  • One Trinocular Stereo Zoom Head
  • One Pair of Super Widefield 10X Eyepieces
  • One 0.5x Barlow Lens
  • One 2.0x Barlow Lens
  • One Double-Arm Boom Stand
  • One Focus Rack
  • One Pair of Eye-Guards
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