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.
Request Quote| 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 |
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) |
Available Range :
Optical System : Infinity Optical System F=200mm Optical System : Finite Optical System Optical System : Finite Optical System Optical System : Finite Optical System Optical System : Finite Optical System Optical System : Finite Optical SystemRelated Models :
Biological Microscope LBM-C20
Biological Microscope LBM-D10
Biological Microscope LBM-D11
Biological Microscope LBM-D12
Biological Microscope LBM-D13
Biological Microscope LBM-D14
Biological Microscope LBM-E10
Biological microscope LBM-A10
Biological microscope LBM-A11
Biological microscope LBM-A12
Biological microscope LBM-B10
Biological microscope LBM-B11
Biological microscope LBM-C10
Biological microscope LBM-C11
Biological Microscope LBM-B20
Biological Microscope LBM-E20
Biological Microscope LBM-B13
Biological Microscope LBM-F20
Biological Microscope LBM-F10
Biological Microscope LBM-F21
Biological Microscope LBM-F22
Biological Microscope LBM-G10
| 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 |
