Biological microscope LBM-B11

Biological microscope LBM-B11 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.

Optical System Infinite optical system
Viewing Head Siedentopf Binocular viewing head, Interpupillary distance range 48-75 mm, Inclined at 30º
Eyepiece Wide Field Eyepiece WF10X/F.N. 22 mm
Nosepiece Backward quadruple nosepiece
Objective Infinite high contrast chromatic free full plan, Objectives: 4x, 10x, 40x, 100x
Stage Double layer mechanical stage: 216×150 mm, Graphite surface Moving range: 75×55 mm
Focusing 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
Condenser Abbe N.A. 1.25 condenser with Diaphragm
Illumination External Illumination 3W /LED (Kohler)
Wire winding device
Standard Accessories
Dimension 530×325×390 mm
Net weight 7 kg
Gross weight 9 kg
  • Backward quadruple nosepiece
  • Infinite optical system
  • 3W LED as source of illumination
  • Wide field eyepiece
Accessories No. Name
1 Eyepiece WF20X/12 mm
2 Eyepiece: EW15X/16 mm
3 Phase contrast kit (10x, 20x, 40x, 100x)
4 Dark field attachment
5 Siedentopf Trinocular Head
6 C mount 0.5 X adapter

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.

Optical System Finite optical system
Viewing Head Siedentopf Binocular viewing head, Interpupillary distance range 48-75 mm, Inclined at 30º
Eyepiece Wide Field Eyepiece WF10X/F.N. 20 mm
Nosepiece Backward quadruple nosepiece
Optical system Color corrected infinity optical system
Viewing head Gemel trinocular head, 30° inclined,  Inverted Image, Interpupillary Distance 50 to 76 mm, Three Split Ratio 0:100, 20:80, 100:0
Eyepiece High-Eye point Plan Eyepiece PL10X/25 mm, Diopter Adjustable
Nosepiece Bright Field Sextuple Nosepiece, With DIC Slot
Optical System Finite Optical System
Viewing Head Sliding type binocular head, inclined at 45º
Eyepiece WF10X
Nosepiece Quadruple, click-stop
Viewing head Siedentopf type trinocular head (dual light transform) inclined at 30°, 360° rotation, interpupillary adjustable distance 48 to 76 mm
Optical System Infinite Optical System
Light distribution 100: 0 (100% for eyepiece) 80: 20 (80% for trinocular head and 20% for eyepiece)
Eyepiece WF 10X / 23 mm (adjustable)
Optical System Finite Optical System
Viewing Head Trinocular viewing head, 30° inclined, 360° rotation, interpupillary distance 48 to 75 mm
Magnification 40X to 1600X
Objectives 195 Achromatic objectives 4x, 10x, 40x (Spring), 100x (Spring, oil)
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
Optical System Infinite Optical System
Viewing Head Siedentopf binocular head, inclined at 30º, interpupillary distance range 50-75 mm, eyepiece tube rotation 360º
Eyepiece WF10X/20 mm (high eye point)
Nosepiece Quadruple nosepiece
Optical System Infinite Optical System
Viewing head Compensation free Binocular head, 30° inclined, interpapillary distance 48 to 75 mm
Eyepiece Wide field eyepiece WF 10X / 22 mm
Nosepiece Quadruple nosepiece
Optical System Finite Optical System
Viewing Head Monocular viewing head, 45° inclined, 360° rotation
Magnification 40X to 1600X
Objectives 195 Achromatic objectives 4x, 10x, 40x (Spring), 100x (Spring, oil)
Optical System Finite Optical System
Viewing Head Binocular viewing head, 30° inclined, 360° rotation, interpupillary distance 48 to 75 mm
Magnification 40X to 1600X
Objectives Plan Achromatic objectives 4x, 10x, 40x (Spring), 100x (Spring, oil)
Optical System Finite Optical System
Viewing Head Binocular viewing head, 30° inclined, 360° rotation, interpupillary distance 48 to 75 mm
Magnification 40X to 1600X
Objectives 195 Achromatic objectives 4x, 10x, 40x (Spring), 100x (Spring, oil)
Optical System Finite optical system
Viewing Head Siedentopf binocular head, interpupillary distance range 48-75mm, eyepiece tube rotation 360º
Eyepiece WF10X
Nosepiece Quadruple, Click-stop
Optical system Infinite optical system
Viewing head Compensation free, trinocular 30° inclined 360° rotation viewing head, interpupillary distance 48 to 75 mm
Eyepiece Diopter adjustable eyepiece WF10X/22 mm
Nosepiece Quintuple nosepiece
Optical System Infinite optical system
Viewing Head Compensation Free binocular Head, Tilting trinocular 5° to 35°, interpupillary 48 to 75 mm
Nosepiece Backward Quintuple Nosepiece
Eyepiece Extra wide field eyepiece EW 10X/ 22 mm
Optical System Infinite Optical System
Viewing Head Siedentopf binocular head, inclined at 30º, interpupillary distance range 50-75 mm, eyepiece tube rotation 360º
Eyepiece WF10X/20 mm (high eye point)
Nosepiece Quadruple nosepiece
Viewing Head Sliding type binocular head, inclined at 45° (2 pcs)
Eyepiece Wide field eyepiece WF10X (4 pcs)
Focusing Coaxial coarse & fine focus adjustment, fine division 0.002 mm
Objective Achromatic objective 4x, 10x, 40x(s), 100x(s,oil)
Viewing Head Sliding type binocular head, inclined at 45° (1 pcs)<br/> Monocular head, inclined at 45º (2 pcs)
Eyepiece Wide field eyepiece WF10X (4 pcs)
Focusing Coaxial coarse & fine focus adjustment, fine division 0.002 mm
Objective Achromatic objective 4x, 10x, 40x(s), 100x(s,oil)
Viewing Head Sliding type binocular head, inclined at 45° (5 pcs)
Eyepiece Wide field eyepiece WF10X (10 pcs)
Focusing Coaxial coarse & fine focus adjustment, fine division 0.002 mm
Objective Achromatic objective 4x, 10x, 40x(s), 100x(s,oil)
Operation modes Contact mode, friction mode, extended modes of tapping phase, MFM, EFM, scan angle 0 to 360°
Scan angle 0 to 360°
Maximum scan range X/Y axis: 50 µm, Z axis: 5 µm
Optical system/ Magnification of CCD Magnification: 10x, Resolution: 1 µm
Operation modes Contact mode, friction mode, extended modes of tapping phase, MFM, EFM, scans at random angle
Scan angle Random angle
Maximum scan range X/Y axis: 20 µm, Z axis: 2 µm
Optical system/ Magnification of CCD Magnification: 4x, Resolution: 2.5 µm
Spectral Range 380 to 650 nm (with IR-cut Filter)
White Balance ROI White Balance/ Manual Temp Tint Adjustment
Recording System Still Picture and Movie
Cooling System Natural
Sensor type CMOS Sony IMX178 sensor
Camera type Colored
Sensor size 1 / 1.8 inch
Resolution 5.0 MP
Sensor Model 1/2.3 inches CMOS Color
Sensor Dimension 1.67 µm 1re.m 67 µm
Resolution 3840×2748
Scan Method Progressive scan
Optical System Infinity color correct optical system
Viewing Head 45˚ inclined trinocular viewing head, 360˚ rotatable interpupillary distance 50 to 75 mm, binocular trinocular 100:0 or 0:100
Eyepiece High eye point wide field plan eyepiece PL10X 22 mm, with adjustable diopter, reticle attachable
Objective Long working distance plan achromatic metallurgical objectives 5X, 10X, 20X, 50X, 100X
Viewing head Siedentopf type binocular head, inclined at 30º, 360ºrotation<br/> Interpupillary adjustable distance 50mm-75mm, Anti-fungal system
Eyepiece WF10X/20 mm
Objective Infinite plan objectives (5pcs) 4x, 10x, 20x, 40x(s), 100x(s,oil)
Stage Double layer mechanical stage with removable slide holder: 180mm×145mm<br/> Travel stage: 76(X)mm×52(Y)mm with right hand stage handle
Viewing head Siedentopf type binocular head inclined at 30º, 360º rotation<br/> Interpupillary adjustable distance 50mm-75mm <br/>Anti-fungal system
Eyepiece WF10X/20 mm
Objective Infinite plan objectives (5pcs) 4x, 10x, 20x, 40x(s), 100x(s,oil)
Stage Double layer mechanical stage with removable slide holder: 180mm×145mm<br/> Travel stage: 76(X)mm×52(Y)mm with right hand stage handle
Viewing head Siedentopf type trinocular head inclined at 30°, 360° rotation<br/> Interpupillary adjustable distance 50-75 mm<br/> Antifungal system
Eyepiece WF10X/20 mm
Objective Infinite plan objectives (5pcs) 4x, 10x, 20x, 40x(s), 100x(s,oil)
Stage Double layer mechanical stage with removable slide holder: 180×145 mm Travel stage: 76(X)×52(Y) mm with right hand stage handle