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UNITRON ZF Series Stereo Zoom Microscopes: FSB

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The ZF Series: (Models ZSB, ZST, ZSM, FSB and FSB60). Unitron's deluxe stereo microscopes, offering the best resolution, quality and flatness of field. They are convergent objective systems.

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Unitron ZF Series from Excel Technologies, Inc. (CLICK TO ENLARGE
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Key Features

FSB (1X), (2X), (3X), (4X), (1X-2X), (2X-4X) Fixed and Dual Power Stereo Binocular Microscope
The Unitron FSB (1x), FSB (2x), FSB (3x), FSB (4x), FSB (1x-2x) and FSB (2x-4x) Fixed and Dual Power Stereo Binocular Microscopes give the versatility where there is only occasional need to change magnifications. Widefield high eyepoint 10x eyepieces are suppplied standard. To extend the range of total available magnifications or to change working distance, different power accessory eyepieces and lens attachments are offered. Total magnifications, fields of view, and working distances are shown in the charts below.

Optical Body
45 degree comfortably inclined binocular eyepiece tubes with interpupillary adjustment 48-80mm, with one diopter adjustment, +_5. Coated prism system and convergent optical systems at 12 degree angles, erect, unreversed images, body rotates 360 degree .

Eyepieces
Paired coated widefield high eyepoint HWF10x with eyeguards. Designed to accept accessory reticles.

Stand
Stand with large flat stage (drilled and tapped on underside to accept accessory transmitted light base). Stage insert plate, black/white reversible. Stage clips. Heavy duty vertical support rod 24.5mm diameter with key way (threaded to accept accessory extension rod for long working distances), ring clamp with lock screw.

Arm and Focusing
Heavy stable support arm with lockscrew to position 360 degree rotatable optical body; with port and adjustable mount to accept accessory spotlight illuminator. Precise rack and pinion focusing mechanism with large knobs and adjustable tension control. Entire are-focusing mechanism with positive acting lockscrew to adjust up-down on vertical post of stand.

Models
15224 (total power 10x)

FSB (1X) Fixed Power Stereo Binocular Microscope with 1x objectives complete as described above.
15225 (total power 20x)
FSB (2X) Fixed Power Stereo Binocular Microscope with 2x objectives complete as described above.
15226 (total power 30x)
FSB (3X) Fixed Power Stereo Binocular Microscope with 3x objectives complete as described above.
15227 (total power 40x)
FSB (4X) Fixed Power Stereo Binocular Microscope with 4x objectives complete as described above.
15209 (total power 10x and 20x)
FSB (1X - 2X) Fixed Dual Power Stereo Binocular Microscope with 1x-2x objectives as described above.
15210 (total power 20x and 40x)
FSB (2X - 4X) Fixed Dual Power Stereo Binocular Microscope with 2x-4x objectives as described above.

Accessories
A complete range of accessories is available.


Specifications
FSB Dual | FSB Single
Optical Data for the Dual FSB (1x-2x) Stereomicroscope
Objective Aux. Lens Working Distance (mm) EYEPIECES 10x EYEPIECES 15x EYEPIECES 20x
Mag Field (mm) Mag Field (mm) Mag Field (mm)
FSB 1x NONE 106 10x 24.0 15x 15.0 20x 11
0.5x 267 5x 63.0 7.5x 41.0 10x 32.5
0.75x 144 7.5x 35.4 11.25x 23.0 15x 17
1.5x 54 15x 14.5 22.5x 9.0 30x 7
2.0x 36 20x 10.5 30x 7.0 40x 5
 
FSB 2x NONE 106 20x 11.5 30x 7.5 40x 5.5
0.5x 267 10x 32.0 15x 20.0 20x 17.0
0.75x 144 15x 17.5 22.5x 12.0 30x 9.0
1.5x 54 30x 7.0 45x 4.5 60x 3.25
2.0x 36 40x 5.0 60x 3.25 80x 2.5
Optical Data for the Dual FSB (2x-4x) Stereomicroscope
Objective Aux. Lens Working Distance (mm) EYEPIECES 10x EYEPIECES 15x EYEPIECES 20x
Mag Field (mm) Mag Field (mm) Mag Field (mm)
FSB 2x NONE 64 20x 11.5 30x 7.5 40x 5.5
0.5x 87 10x 32.0 15x 20.0 20x 17.0
0.75x 65 15x 17.5 22.5x 12.0 30x 9.0
1.5x 34 30x 7.0 45x 4.5 60x 3.25
2.0x 24 40x 5.0 60x 3.25 80x 2.5
 
FSB 4x NONE 64 40x 5.5 60x 3.5 80x 3.5
0.5x 87 20x 8.5 30x 5.75 40x 4.0
0.75x 65 30x 7.0 45x 4.5 60x 3.2
1.5x 34 60x 4.0 90x 2.5 120x 2.0
2.0x 24 80x 3.2 120x 2.0 160x 1.5
FSB Dual | FSB Single
Optical Data for the Single FSB (1x) and FSB (2x) Stereomicroscope
Objective Aux. Lens Working Distance (mm) EYEPIECES l0x EYEPIECES l5x EYEPIECES 20x
Mag Field (mm) Mag Field (mm) Mag Field (mm)
FSB 1x N0NE 106 10x 24.0 15x 15 20x 11.0
0.5x 267 5x 63.0 7.5x 41 10x 32.5
0.75x 144 7.5x 35.4 11.25x 23 15x 17.0
1.5x 54 15x 14.5 22.5x 9 30x 7.0
2.0x 36 20x 10.5 30x 7 40x 5.0
 
FSB 2x N0NE 106 20x 11.5 30x 7.5 40x 5.5
0.5x 267 10x 32.0 15x 20 20x 17
0.75x 144 15x 17.5 22.5x 12 30x 9.0
1.5x 54 30x 7.0 45x 4.5 60x 3.25
2.0x 36 40x 5.0 60x 3.25 80x 2.5
Optical Data for the Single FSB (3x) and FSB (4x) Stereomicroscope
Objective Aux. Lens Working Distance (mm) EYEPIECES l0x EYEPIECES l5x EYEPIECES 20x
Mag Field (mm) Mag Field (mm) Mag Field (mm)
FSB 3x N0NE 79 30x 7.6 45x 5 60x 3.7
0.5x 133 15x 21.0 22.5x 13 30x 10.0
0.75x 90 22.5x 11.0 33.75x 7 45x 5.0
1.5x 40 45x 5.0 67.5x 3 90x 2.0
2.0x 30 60x 3.5 90x 2.0 120x 1.5
 
FSB 4x N0NE 64 40x 5.5 60x 3.5 80x 3.5
0.5x 87 20x 8.5 30x 5.8 40x 4.0
0.75x 65 30x 7.0 45x 4.5 60x 3.2
1.5x 34 60x 4.0 90x 2.5 120x 2.0
2.0x 24 80x 3.2 120x 2.0 160x 1.5

All specifications subject to change without prior notice.


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