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Biological microscope LBM-B12

Biological microscope LBM-B12

Biological microscope LBM-B12 is easy to operate. With backward nosepiece design, it’s coarse and fine focusing adjustment helps in better observation of the specimen. The microscope comes with 3W LED as external source of illumination. Being compact and light in weight, it is perfect for routine microscopic analysis at research institutes, colleges.

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Optical System Infinite optical system
Viewing Head Binocular viewing head Inclined at 30º Interpupillary distance range 54-75 mm
Eyepiece High eye point wide field eyepiece PL10X/20 mm with ±5 degrees diopter control
Nosepiece Backward quadruple nosepiece
Objective Infinite plan achromatic objective: 4x, 10x, 40x(s), 100x(s,oil)
Stage Coaxial Double layer mechanical stage: 140×132 mm and Moving range: 76×50 mm
Focusing Coaxial coarse & fine adjustment with limited & tension adjustment. Coarse adjustment range: 25 mm, fine adjustment precision: 0.002 mm
Condenser N.A. 1.25 condenser (with socket for phase contrast & dark field sliders)
Illumination Main supply 100~240V, 3W LED lamp with intensity control (fixed center)
Dimension 600×600×300 mm
Net weight 9 kg
Gross weight 10 kg
  • Backward quadruple nosepiece
  • Infinite optical system
  • 3W LED as source of illumination
  • High eyepoint wide field eyepiece

Biological Microscope can be used for routine microscopic analysis of samples in laboratories, institutes, colleges. They are used in research labs for obtaining fine and sharp image quality with superior adjustment.

Accessories No. Name
1 Phase contrast kit (10x, 20x, 40x, 100x)
2 Dark field attachment
3 Siedentopf Trinocular Head
4 Simple polarization (with analyzer & polarizer)

Compare Models

Model Optical System Viewing Head Eyepiece Nosepiece Objective Stage Focusing Condenser Illumination Wire winding device Standard Accessories Dimension Net weight Gross weight
LBM-C20 Infinity Optical System F=200mm Trinocular Tube, 30°inclined, Interpupillary distance 52 to 75 mm, trinocular light is split 50/50 by a high quality prism (20/80 is optional) WF10X/20mm with the high point Quadruple Inward - Stage Size: 142 × 135 mm
Moving Range: 76 × 52 mm
Coarse and fine Knob
Division 0.001mm, Max: 20mm
Swing type NA= 1.25 (O) with the Iris diaphragm 6 V 20 W Halogen Lamp, Adjustable - - - 6.7 kg 9.1 kg
LBM-D10 Finite Optical System Binocular viewing head, 30° inclined, 360° rotation, interpupillary distance 48 to 75 mm Wide field WF10X/18mm and Wide field WF16X/15mm Inward, Quadruple revolving nosepiece - Double layer mechanical stage size: 115 × 125 mm, range: 76 × 52 mm - Abbe condenser N.A.1.25, with iris diaphragm, and height adjustment knob 3W LED lamp, brightness adjustable - - - - -
LBM-D11 Finite Optical System Binocular viewing head, 30° inclined, 360° rotation, interpupillary distance 48 to 75 mm Wide field WF10X/18mm and Wide field WF16X/15mm Inward, Quadruple revolving nosepiece - Double layer mechanical stage size: 115 × 125 mm, range: 76 × 52 mm - Abbe condenser N.A.1.25, with iris diaphragm, and height adjustment knob 3W LED lamp, brightness adjustable - - - - -
LBM-D12 Finite Optical System Trinocular viewing head, 30° inclined, 360° rotation, interpupillary distance 48 to 75 mm Wide field WF10X/18mm and Wide field WF16X/15mm Inward, Quadruple revolving nosepiece - Double layer mechanical stage size: 115 × 125 mm, range: 76 × 52 mm - Abbe condenser N.A.1.25, with iris diaphragm, and height adjustment knob 3W LED lamp, brightness adjustable - - - - -
LBM-D13 Finite Optical System Trinocular viewing head, 30° inclined, 360° rotation, interpupillary distance 48 to 75 mm Wide field WF10X/18mm and Wide field WF16X/15mm Inward, Quadruple revolving nosepiece - Double layer mechanical stage size: 115 × 125 mm, range: 76 × 52 mm - Abbe condenser N.A.1.25, with iris diaphragm, and height adjustment knob 3W LED lamp, brightness adjustable - - - - -
LBM-D14 Finite Optical System Monocular viewing head, 45° inclined, 360° rotation Wide field WF10X/18mm and Wide field WF16X/15mm Inward, quadruple revolving nosepiece - Double layer mechanical stage size: 115 × 125 mm, range: 76 × 52 mm - Abbe condenser N.A.1.25, with iris diaphragm, and height adjustment knob 3W LED lamp, brightness adjustable - - - - -
LBM-E10 - - WF10X/18 mm Ball Beating Quadruple Nosepiece Infinite Plan Achromatic 4X,10X,40X(S), 100X(S, Oil) Double Layer Mechanical Stage
Size: 135×140 mm
- condenser with Iris Diaphragm & filter
Rack & pinion adjustable
NA 1.25
Build-in Illumination, Halogen lamp 6V/20 W - - - - 8 kg
LBM-A10 Finite Optical System Sliding type binocular head, inclined at 45º WF10X Quadruple, click-stop Achromatic objective 4x, 10x, 40x(s), 100x(s,oil) Double layer mechanical stage: 140×132 mm and moving: 75×45 mm Coaxial coarse & fine adjustment, focusing range 30mm, focusing interval 0.002 mm Abbe N.A. 1.25 condenser with iris diaphragm & filter 3W LED, 6V/20W Halogen lamp, adjustable brightness - Yes 320×270×430 mm 5.5 kg 6 kg
LBM-A11 Finite Optical System Siedentopf binocular head, inclined at 30°C, interpupillary distance range 48-75mm, eyepiece tube rotation 360º WF10X/18 mm Quadruple, click-stop Achromatic objective 4x, 10x, 40x(s), 100x(s,oil) Double layer mechanical stage: 140×132 mm and moving: 75×45 mm Coaxial coarse & fine adjustment, focusing range 30mm, focusing interval 0.002 mm Abbe N.A. 1.25 condenser with iris diaphragm & filter 3W LED, adjustable brightness - No 350×245×460 mm 5.0 kg 7 kg
LBM-A12 Finite optical system Siedentopf binocular head, interpupillary distance range 48-75mm, eyepiece tube rotation 360º WF10X Quadruple, Click-stop Achromatic objective 4x, 10x, 40x(s), 100x (s,oil) Double layer mechanical stage: 140×132 mm and moving: 75×45 mm Coaxial coarse & fine adjustment, focusing range 30mm, Focusing interval 0.002 mm Abbe N.A. 1.25 condenser with Iris diaphragm & filter 6V/20W Halogen lamp or 3W LED, adjustable brightness - Yes 320×270×430 mm 5.5 kg 6 kg
LBM-B10 Finite optical system Siedentopf Binocular viewing head, Interpupillary distance range 48-75 mm, Inclined at 30º Wide Field Eyepiece WF10X/F.N. 20 mm Backward quadruple nosepiece Finite achromatic objectives: 4x, 10x, 40x, 100x Double layer mechanical stage: 140 ×132 mm Moving range: 75×45 mm Coaxial coarse & fine adjustment, Fine division 0.001 mm, Coarse stroke 37.7 mm/Rotation, Fine stroke 0.1 mm/Rotation, Moving range 24 mm Abbe N.A. 1.25 condenser with Diaphragm External Illumination 3W /LED - - 530×325×390 mm 7 kg 9 kg
LBM-B11 Infinite optical system Siedentopf Binocular viewing head, Interpupillary distance range 48-75 mm, Inclined at 30º Wide Field Eyepiece WF10X/F.N. 22 mm Backward quadruple nosepiece Infinite high contrast chromatic free full plan, Objectives: 4x, 10x, 40x, 100x Double layer mechanical stage: 216×150 mm, Graphite surface Moving range: 75×55 mm Coaxial coarse & fine adjustment, Fine division 0.001 mm, Coarse stroke 37.7 mm/Rotation, Fine stroke 0.1 mm/Rotation, Moving range 24 mm Abbe N.A. 1.25 condenser with Diaphragm External Illumination 3W /LED (Kohler) - - 530×325×390 mm 7 kg 9 kg
LBM-B12 Infinite optical system Binocular viewing head Inclined at 30º Interpupillary distance range 54-75 mm High eye point wide field eyepiece PL10X/20 mm with ±5 degrees diopter control Backward quadruple nosepiece Infinite plan achromatic objective: 4x, 10x, 40x(s), 100x(s,oil) Coaxial Double layer mechanical stage: 140×132 mm and Moving range: 76×50 mm Coaxial coarse & fine adjustment with limited & tension adjustment. Coarse adjustment range: 25 mm, fine adjustment precision: 0.002 mm N.A. 1.25 condenser (with socket for phase contrast & dark field sliders) Main supply 100~240V, 3W LED lamp with intensity control (fixed center) - - 600×600×300 mm 9 kg 10 kg
LBM-C10 Infinite Optical System Siedentopf binocular head, inclined at 30º, interpupillary distance range 50-75 mm, eyepiece tube rotation 360º WF10X/20 mm (high eye point) Quadruple nosepiece Infinite semi-plan objective: 4x, 10x, 40x(s), 100x(s, oil) Mechanical stage Size: 125×120 mm, Travel range: 76×30 mm Scale: 0.1 mm - Abbe condenser N.A. 1.25 with iris diaphragm 3W LED illumination, 100~240 V Yes - 340×260×470 mm 6 kg 7 kg
LBM-C11 Infinite Optical System Siedentopf binocular head, inclined at 30º, interpupillary distance range 50-75 mm, eyepiece tube rotation 360º WF10X/20 mm (high eye point) Quadruple nosepiece Infinite plan objective: 4x, 10x, 40x(s), 100x(s, oil) Mechanical stage Size: 125×120 mm, Travel range: 76×30 mm Scale: 0.1 mm - Abbe condenser N.A. 1.25 with iris diaphragm 3W LED illumination, 100~240 V Yes - 340×260×470 mm 6 kg 7 kg
LBM-B20 - - Diopter adjustable eyepiece WF10X/22 mm Quintuple nosepiece Infinite plan objective 4X, 10X, 20X, 40X (s), 100X(s, oil) Integrated stage, stage size: 186×145 mm and Travel range: 78×54 mm, Two slide holder - Sliding-in centred condenser N.A. 1.25 3W LED, Brightness adjustable - - 330×340×550 mm - -
LBM-E20 - - High-Eye point Plan Eyepiece PL10X/25 mm, Diopter Adjustable Bright Field Sextuple Nosepiece, With DIC Slot Infinity Plan Semi-Apochromatic Fluorescent Objectives
4X/0.13, W.D.= 18.5 mm
10X/0.3, W.D.= 10.6 mm
20X/0.5, W.D.= 2.33 mm
40X0.75, W.D.= 0.6 mm
100X/1.3, W.D.= 0.21 mm
- Coaxial Focus System With Upper Limited And Tension Adjustment, Coarse Adjustment Range: 25 mm, Fine Adjustment Precision: 0.001 mm N.A.0.9 swing-out type achromatic condenser, with iris diaphragm, and aperture scale, provides sufficient and uniform light for full-field observation in different magnifications 12 V, 100 W, Halogen lamp, center adjusted - - - - -
LBM-B13 Infinite Optical System - Wide field eyepiece WF 10X / 22 mm Quadruple nosepiece Infinite Plan Achromatic Objective for 4X, 10X, 40X, 100X Double layers mechanical Stage, size 140 × 132 mm / 76 × 50 mm Coaxial coarse and fine adjustable, moving range 25 mm Sliding in centerable condenser NA.1.25 3W LED, brightness adjustable - - 33 × 34 × 55 cm - -
LBM-F20 Infinite optical system Compensation Free binocular Head, Tilting trinocular 5° to 35°, interpupillary 48 to 75 mm Extra wide field eyepiece EW 10X/ 22 mm Backward Quintuple Nosepiece Infinite plan objective: 4X, 10X, 40X (s), 100X (s, oil) Double Layers Mechanical Stage 185×142 mm - Swing-out Condenser NA 0.9/ 0.25 External Illumination, Aspherical Collector, Halogen Lamp 6 V/ 30 W - - - - -
LBM-F10 Infinite Optical System - WF 10X / 23 mm (adjustable) Quintuple Infinite plan objective 4X, 10X, 20X, 40X (s), 100X(s, oil) Integrated stage, stage size: 182×140 mm and Travel range: 77×52 mm, Two slide holder Coaxial coarse and fine focusing adjustment with rack and pinion mechanism fine focusing interval 0.002 mm N.A. 0.9/0.13, swing out with iris diaphragm Built in Koehler illuminator system 6V/30 W Halogen lamp, field diaphragm, centre adjustable - - - - -
LBM-F21 Finite optical system Compensation Free binocular Head, 30° inclined, 360° swiveling, interpupillary 55 to 75 mm Widefield WF 10X/ 18 mm Quadruple revolving nosepiece 4 achromatic objectives: 4X, 10X, 40X (Spring), 100X (Spring, Oil) Double Layer Mechanical Stage,135×135 mm Coaxial Coarse and Fine Focusing
Scale Value 0.002 mm,
Focusing Range :30mm
Abbe N.A.1.25 condenser with iris diaphragm and filter Halogen Bulb 6 V/20 W, AC 220 V/110 V - - - - -
LBM-F22 Finite optical system Compensation Free trinocular Head, 30° inclined, 360° swiveling, interpupillary 55 to 75 mm Widefield WF 10X/ 18 mm Quadruple revolving nosepiece 4 achromatic objectives: 4X, 10X, 40X (Spring), 100X (Spring, Oil) Double Layer Mechanical Stage,135×135 mm Coaxial Coarse and Fine Focusing
Scale Value 0.002 mm,
Focusing Range :30 mm
Abbe N.A.1.25 condenser with iris diaphragm and filter Halogen Bulb 6 V/20 W, AC 220 V/110 V - - - - -
LBM-G10 Infinite Color Corrected Optical System Siedentop binocular head, 30° inclined, Interpupillary 47-75 mm High eyepoint wide field plan eyepiece PL 10×/20 mm with adjustable diopter Reversed Quintuple Nosepiece - Double Layers Mechanical Stage 150 mm × 140 mm, moving range 76 mm×50 mm, double slide holder, accuracy: 0.1 mm - N.A.1.25 compound eye illumination condenser group (with plug-in phase contrast and dark field plate slot), condenser preset center and height adjustable Adaptive 100 V-240 V switching power supply, single high brightness 3W LED (cold/warm color optional, cold color temperature 4750 K-5500 K, warm color temperature 2850 K-3250 K) (preset center), light intensity can be continuously adjusted - - - 8 Kg 10 Kg

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