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FZ6-BB Ball Bearing Boom Stereo Zoom Microscope

Price: $2,295.00
Fein Optic provides high quality optics with a 6.7:1 zoom ratio. The FZ6-BB is available in binocular or trinocular on a ball-bearing boom stand with your choice of illumination.


  • Viewing Head: 45° inclined viewing head rotates 360°. Interpupillary adjustment from 54mm - 76mm. Your choice of binocular or trinocular. Trinocular microscope includes 0.5x c-mount adapter. When beam splitter is engaged light is split between left eyetube and trinocular port, while right eyetube goes dark.
  • Eyepieces: Includes high eyepoint widefield 10x eyepieces, FN 22mm with +/-5 diopter adjustment on each eye. Included 10x eyepieces accept a 24mm diameter reticle. Optional 15x/16mm and 20x/12mm eyepieces are available for purchase below.
  • Objectives: Zoom stereo 0.67x - 4.5x provides a zoom ratio of 6.7:1.
  • Total Magnification: Zoom range of 6.7x - 45x when using included 10x eyepieces. View chart below for alternate options when using auxiliary lenses or alternate eyepieces.
  • Working Distance: 100mm. Can be adjusted from 26mm - 200mm depending on auxiliary lens utilized. See magnification chart below.
  • Focusing: Includes coarse focusing holder.
  • Stand: Ball bearing boom stand with vertical post that is 15" tall. Vertical post has a lock ring. Horizontal posts have smooth ball bearing movement and are 22.4" from end to end.
  • Focusing: Precision guide rack and pinion focusing with tension adjustable focus knobs.
  • Illumination: Your choice of 4-quadrant LED ring light, LED Dual Pipe Light, or high intensity LED illuminator with fiber optic ring light (6000K color temp). If ring light is selected the required ring light adapter will be included in order.
  • Size: Base dimensions are 11.2" x 10.2" x 1.3", 59lbs.
  • Warranty: 5 Year Warranty.
Auxiliary Lens
Working Distance
10x Eyepieces
15x Eyepieces
 20x Eyepieces
 Magnification  Field Size
 Magnification Field Size
 Magnification Field Size
 1x (None)
6.7x - 45x
32.8mm - 4.9mm
10.1x - 67.5x
23.9mm - 3.6mm
13.4x - 90x
17.9mm - 2.7mm
 3.4x - 22.5x
65.7mm - 9.8mm
5x - 33.8x
 47.8mm - 7.1mm
6.7x - 45x
35.8mm - 5.3mm
 4.69x - 31.5x
46.9mm - 7mm
7x - 47.25x
 34.1mm - 5.1mm
9.38x - 63x
25.6mm - 3.8mm
 1.5x 47mm  10.1x - 67.5x
21.9mm - 3.3mm
15.1x - 101.3x
15.9mm - 2.4mm
20.1x - 135x
11.9mm - 1.8mm
 2.0x 26mm  13.4x - 90x
16.4mm - 2.4mm
20.1x - 135x
11.9mm - 1.8mm
26.8x - 180x
 9mm - 1.3mm

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