Trinocular Stereo Microscope

The SX45-TR trinocular stereo microscope with its precision optics and compact design is the perfect solution to many industrial, biological, and life science applications that need image capture.

  • Replaced by SX45-TR Elite
  • 8x – 50x magnification (200x max.)
  • 6.3:1 zoom ratio
  • Extra-long working distance

Trinocular Stereo Microscope

With more than 50 years experience in design and manufacturing of high performance optical systems, Vision Engineering’s SX45-TR delivers value, performance and flexibility.

The SX45-TR provides high quality stereo viewing, ideal for industrial, biological, and life science applications.

Perfect for image capture and documentation when used with a digital camera or video camera, the SX45-TR’s extra long working distance great for manipulation, SMT rework, dissection, or simple inspection tasks.

Additionally, a wide range of stand options and accessories allow tailoring to suit individual requirements. Part of the SX family of stereo microscopes for industry and life sciences.

Stand Options

Bench Stand

  • Compact and versatile
  • Low profile base optimizes ergonomics for reduced operator fatigue
  • Built-in transformer with intensity adjustment for both surface and substage illumination

Boom Mount

  • Ideal for larger specimens
  • Stable platform base, or for mounting directly to user’s work surface
  • Enhanced freedom of movement


Articulated Arm

  • For enhanced flexibility
  • Designed specifically for applications requiring extended reach, without compromising stability
  • Multi-point adjustability allows precise positioning and alignment


Floor Stand

  • Perfect for inspection of large or immovable subjects
  • Height and reach adjustments for inspection of different sized or positioned samples
  • Articulated adjustable horizontal arm
  • Heavy duty wheeled base provides mobility to move around practice or lab


Stereozoom Microscope Accessories

A range of accessories are available to complement the SX family of products to cater for a wide range of situations.

Image Capture, Archive & Documentation

  • Trinocular head option permits the use of digital or video camera. Modular multimedia solutions are available for image archiving, acquisition, processing, analysis, and documentation.

Digital / Video Camera

  • Dino-Eye USB 2.0 digital camera
  • Lumenera Infinity USB 2.0 digital camera (2, 3.1 and 5 megapixel options)
  • C-mount and T-mount camera adaptors available.

LED Ringlight

  • For use with bench stand option, where additional surface illumination is required (standard option with articulated arm and boom mount).

Floating Stage

  • For use with bench stand models, the floating stage provides smooth sample control, ideal for inspection tasks.

Polarisation Set

  • Useful accessory when used for material science, metallurgy, petrology, as well as many geological and pharmaceutical applications.
  • Polarizing filters can be accommodated with bench stand option.



To discuss your particular requirements in further detail, please contact your local Vision Engineering representative.

Optical data

Eyepieces Objective Lenses Zoom Range Working Distance
10x/22 F.N. 0.5x* 4x – 25x 8.69″ (220.6mm)
10x/22 F.N. 1.0x 8x – 50x 4.53″ (115.0mm)
10x/22 F.N. 2.0x 16x – 100x 2.26″ (57.5mm)
15x/16 F.N. 0.5x* 6x – 37.5x 8.69″ (220.6mm)
15x/16 F.N. 1.0x 12x – 75x 4.53″ (115.0mm)
15x/16 F.N. 2.0x 24x – 150x 2.26″ (57.5mm)
20x/13 F.N. 0.5x* 8x – 50x 8.69″ (220.6mm)
20x/13 F.N. 1.0x 16x – 100x 4.53″(115.0mm)
20x/13 F.N. 2.0x 32x – 200x 2.26″ (57.5mm)

Technical Data

  • Greenough stereo zoom microscope
  • Zoom ratio 6.3:1
  • Observation tube inclination 45°
  • Interpupillary distance adjustment 2.05″ – 2.95″ (52 to 75mm)
  • Dioptre adjustment on both eyepieces


Bench Stand

  • A = 9.45″ (240mm)
  • B = 11.22″ (285mm)
  • C = 11.81″ (300mm)
  • D = 8.46″ (215mm) max., less working distance *

* with 1x objective

Boom Mount

  • E = 10.83″ (275mm)
  • F = 15.55″ (395mm)
  • G = 19.09″ (485mm)
  • H = 17.40 (442mm) max.
  • I = 11.22″ (285mm) max., less working distance *

Articulated Arm

  • J = 23.62″ (600mm) max., less working distance
  • K = 37.40″ (950mm) max.
  • L = 12.01″ (305mm) (removable)
  • * with 1x objective


Additional information

Ergonimic 'Eyepiece-less"


Image Capture



Low (20x max)

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