Biological microscope LBM-A12

Biological microscope LBM-A12 is easy to operate. It comes with siedentopf type binocular head with interpupillary distance of 48-75mm range. It is useful for fine & coarse focusing of specimen. It’s an essential tool for scientist in the research. It uses halogen lamp as source of illumination. It is used for biological research studies.

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
Objective Achromatic objective 4x, 10x, 40x(s), 100x (s,oil)
Stage Double layer mechanical stage: 140×132 mm and moving: 75×45 mm
Focusing Coaxial coarse & fine adjustment, focusing range 30mm, Focusing interval 0.002 mm
Condenser Abbe N.A. 1.25 condenser with Iris diaphragm & filter
Illumination 6V/20W Halogen lamp or 3W LED, adjustable brightness
Wire winding device
Standard Accessories Yes
Dimension 320×270×430 mm
Net weight 5.5 kg
Gross weight 6 kg
  • Siedentopf type binocular head
  • Interpupillary distance range 48-75mm
  • Achromatic objective 4x, 10x, 40x(s), 100x(s, oil)
  • Quadruple, Click-stop nosepiece
  • 6V/20W Halogen lamp/ 3W LED as a source of illumination
Accessories No. Name
1 Phase contrast kit (10x, 20x, 40x, 100x)
2 Dark field condenser
3 Eyepiece WF16X

Biological microscope can be used for routine microscopic analysis of samples in research laboratories, schools, institutes and colleges.

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)
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 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 Finite Optical System
Viewing Head Siedentopf binocular head, inclined at 30°C, interpupillary distance range 48-75mm, eyepiece tube rotation 360º
Eyepiece WF10X/18 mm
Nosepiece Quadruple, click-stop
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 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 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
Optical System Finite Optical System
Viewing Head Sliding type binocular head, inclined at 45º
Eyepiece WF10X
Nosepiece Quadruple, click-stop
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 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)
Principle of Optics Differential Interference Contrast Microscope
Viewing head Compensation Free Trinocular Head inclined at 30°
Nosepiece Ball Beating Quadruple Nosepiece
Eyepiece WF10X/18 mm
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 Plan Achromatic objectives 4x, 10x, 40x (Spring), 100x (Spring, oil)
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 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 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 Infinity Optical System <br/> (with Bright Field/ Dark Field, DIC, Polarizing units)
Viewing Head Seidentopf Trinocular Head Inclined at 30°, <br/> Interpupillary distance 48 to 75 mm
Reflected Illumination 24 V, 100 W Halogen Light,<br/> Brightness Adjustable, Kohler Illumination With Aspherical Condenser<br/> Polarizer & Analyzer, <br/> Integrate Board For Polarizer & Analyzer <br/> Blue, Green, Yellow Filter, Ground Glass filters
Transmitted Illumination Swing-Out Condenser N.A.0.9/0.25<br/> 24V 100 W Halogen Light With Aspherical Condenser<br/> Blue Filter
Optical System Infinity Optical System <br/> (with Bright Field/ Dark Field, DIC, Polarizing units)
Viewing Head Seidentopf Trinocular Head Inclined at 30°, <br/> Interpupillary distance 48 to 75 mm
Reflected Illumination 24 V, 100 W Halogen Light,<br/> Brightness Adjustable, Kohler Illumination With Aspherical Condenser<br/> Polarizer & Analyzer, <br/> Integrate Board For Polarizer & Analyzer <br/> Blue, Green, Yellow Filter, Ground Glass filters
Transmitted Illumination Nil
Optical System Infinity Optical System F= 200 mm
Viewing Head Siedentopf trinocular head, inclined at 30°, Interpupillary 55-75 mm
Eyepiece WF10X/25 mm
Objective
M Plan APO HL Objective 2X/0.055 WD= 34.56 mm Focus Length 95mm
M Plan APO HL Objective 5X/0.14 WD= 44.50 mm Focus Length 95mm
M Plan APO HL Objective 10X/0.28 WD= 34.00 mm Focus Length 95mm
M Plan APO HL Objective 20X/0.29 WD= 31.00 mm Focus Length 95mm
M Plan APO HL Objective 50X/0.42 WD= 20.50 mm Focus Length 95mm
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 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)
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)
Optical System Finite Optical System
Viewing head Siedentopf binocular head, interpupillary distance range 48 - 75 mm, eyepiece tube rotation 360º
Eyepiece WF 10X / 18 mm
Type of Objective Achromatic objective 4x, 10x, 40x(s), 100x(s,oil)
Optical System Finite Optical System
Viewing head Siedentopf binocular head, inclined at 30°<br/> eyepiece tube rotation 360°
Eyepiece Wide field eyepiece WF 10X / 18 mm
Stage Double layer mechanical stage: 110 × 125 mm
Optical System Finite Optical System
Viewing head Siedentopf binocular head, inclined at 30°<br/> eyepiece tube rotation 360°
Eyepiece Wide field eyepiece WF 10X / 18 mm
Stage Double layer mechanical stage: 142 × 132 mm<br/> Moving range: 75 × 50 mm
Viewing Head Polarizing siedentopf trinocular head 30° inclined, eyepiece rotation 360°<br/>Interpupillary adjustable distance 48 to 76 mm<br/>Light distribution 100:1 (100% for eyepiece)
Eyepiece WF10X/20 mm, WF10X/20 mm (reticle 0.1 mm)
Nosepiece Quintuple, center adjustable
Condenser Swing out type N.A. 0.9/0.13 polarizing unit, (with scale, rotable 3600, can be locked)
Viewing Head Siedentopf type binocular head, 30° inclined, eyepiece rotation 360º<br/>Interpupillary adjustable distance 50 to 75 mm
Eyepiece WF10X/20 mm, WF10X/20 mm (reticle 0.1 mm)
Nosepiece Quintuple click stop revolving mechanism with multiple ball bearing
Condenser Swing type N.A. 1.25 with iris diaphragm and filter
Optical System Finite optical system
Viewing head Trinocular viewing head, 30° inclined
Polarizing Attachment Polarizer: Sliding in/out of optical path, located on the top of collector<br/> Analyzer: Rotatable analyzer with gradation 0°-90°<br/> Bertrand lens: Bertrand lens, sliding in/out of optical path<br/> Optical Compensator: λ Slip (first class red), 1/4λ Slip, Quartz wedge
Eyepiece Eyepiece WF10X/18 with Division eyepiece 10X/18 mm 0.10 mm/div