GM171 Gem microscope
GM171 Gem microscope
GM171 Gem microscope
GM171 Gem microscope


GM171 Gem microscope

$2,259.00 Sale Save
Model Binocular

Only 1 left in stock



Motic GM171 binocular / trinocular zoom stereo microscopes have standard brightfield and darkfield illumination with 50x standard magnification, no need to add an auxiliary objective lens.

  • Objective Lens: 0.75x - 5x zoom built-in objective provides continuous magnification. Zoom ratio of 6.7:1.
  • Eyepieces: Includes a pair of widefield 10x eyepieces, FN23. Viewing head tilts 0-45° range, with dual diopter adjustments, interpupillary adjustment from 48mm to 75mm. Base rotates 360°. Trinocular port for camera allows right eyetube to go dark while directing light to camera.
  • Total Magnification: 7.5x - 50x.
  • Stand: Specialized gemology tilting base. ESD Safe.
  • Stage: Mounting hole for gem holder on both sides.
  • Working Distance: 110mm.
  • Focusing: Large dual focusing knobs with slip clutch to prevent damage to mechanism. Tension adjustment eliminates focus 'drift'.
  • Illumination: 6v, 30w intensity controlled halogen brightfield / darkfield illumination. Adjustable gooseneck 7w fluorescent incident illumination. Main power supply 100v~240v
  • Warranty: 1 year warranty.
  • Includes: Aluminum carrying case, wire gem holder.




GM-171B GM-171T
Optical system Greenough
Observation angle 45°/ 60° 45°
Magnification range (standard) 0.75X--5X
Zoom ratio 1:6.7
Eyepiece  N-WF, high eye-point 10X(Ø23),  Diopter adjustable interchangeable with biological eyepieces
N-WF 12.5X(Ø18), 15X(Ø16),  20X(Ø13) optional
Interpupilary adjustment  48mm-75mm
Working distance (standard) 110mm
C-Mount adapter / 0.5X, 0.65X, 1X adapters available
Photo adapter / SY10 photo adapter
2.5X, 4X photo eyepiece available
Auxiliary ESD objectives 1.5X [WD = 56.3mm ], 2.0X [WD = 38.6mm]
Stand option Incident illumination 7W fluorescent light, colour temperature of 6000K to reduce any yellowing effects on the gem, angle adjustable
Transmitted illumination 6V/30W Halogen
Focusing adjustment 125mm
Stage Mounting hole for gem holder on both sides. Users can choose the position freely
Tilting base With a tilting range of 0°(upright) to 45°, accessible to users of various heights



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