The Master Naturalist 7-45x Zoom Trinocular Stereoscope is one that any naturalist would love! Useful for just about any purpose from looking at flowers, insects, gems and crystals, repairing electronics, or removing splinters from fingers! Magnification zooms from 7x to 45x with the twist of a knob. Both upper and lower lights are halogen bulbs. Width between eyepieces is adjustable; third head allows for SLR camera attachment with camera adapter and t-ring (not included), or digital camera shown below. Two stage plates included: transparent, and black/white. Includes dust cover and instructions.

Overall scope dimensions are approximately 8″ wide, 10.5″ front-to-back, and 20″ high.

Optional supplemental lighting is recommended for photography or other purposes.

Read about the difference between stereoscopes and microscopes in our Learning Center.

Features :


  • 7X-45X Continuous Zoom Magnification Range
  • Trinocular Design for High Quality Photographs or Video
  • Trinocular Port for Adding Photo / Video Capability
  • 30mm Super Widefield 10X Eyepieces
  • 4″ (100mm) 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
  • Built-in Epi-illumination and transmitted lighting system with adjustable intensity
  • Metal Pillar Stand Finished with Stain Resistant Enamel
  • All Metal Mechanical Components
  • CE approval electric apparatus
  • Rubber Eye-guards Included
  • Manufactured under ISO 9001 Quality Control Standard


Specifications :


  • Head: 45 degrees inclined 360 degree swiveling trinocular
  • Eyepieces: 30mm super widefield high-eyepoint WF10X/20
  • Objective: 0.7-4.5X
  • Zoom Range: 6.5:1
  • Maximum Field of View: 1-1/4″ (31.75mm)
  • Minimum Field of View: 3/16″ (4.75mm)
  • Working Distance: 4″ (100mm)
  • Diopter Adjustment: +/-5dp
  • Interpupillary Distance: 2-3/16″ – 2-15/16″(55-75mm)
  • Frosted Glass Plate: 3-3/4″ (95mm) in diameter
  • White/Black Plastic Plate: 3-3/4″ (95mm) in diameter
  • Incident (Top) Illumination: 12V/15W halogen bulb
  • Transmitted (Bottom) Illumination: 12V/15W halogen bulb
  • Power Supply: 110V/60Hz (220V/50Hz version available)
  • Accessories: dust cover, eye-guards and clips