Biological Microscope LB-57BIM features an infinite optical system and 4× to 100× plan achromatic objectives for clear, high-resolution imaging. It is equipped with a trinocular Seidentopf head with 50:50 light split for simultaneous viewing and image capture. The microscope provides smooth coaxial coarse and fine focusing for precise specimen adjustment. It is camera-ready with uniform, glare-free illumination for reliable laboratory observation.
$ 3112.5
Download CatalogSpecifications
| Optical System | Infinite Optical System |
| Viewing Head | Seidentopf trinocular head, 30° inclined |
| Head Rotation | 360° rotatable |
| Interpupillary Distance | 48 mm to 75 mm |
| Light Split Ratio | 100:0 / 50:50 (Eyepiece: Trinocular tube) |
| Eyepiece Tube Diameter | Ø30 mm |
| Eyepiece | Wide field WF 10× / 22 mm with diopter adjustment |
| Objective Type | Infinite Plan Achromatic Objectives (Standard) |
| Objective Magnifications | 4×, 10×, 40× (Spring), 100× (Spring, Oil) |
| Nosepiece | Backward quadruple nosepiece |
| Stage Type | Rackless double-layer mechanical stage |
| Stage Size | 140 mm × 140 mm |
| Moving Range | 75 mm × 50 mm |
| Condenser | Sliding-in, centerable Abbe condenser |
| Numerical Aperture | NA 1.25 |
| Iris Diaphragm | Yes |
| Focusing System | Coaxial coarse & fine focusing |
| Fine Focus Division | 0.002 mm |
| Coarse Stroke | 37.7 mm per rotation |
| Fine Stroke | 0.2 mm per rotation |
| Focusing Moving Range | 20 mm |
| Illumination | 6 V / 20 W Halogen lamp, brightness adjustable |
| Camera Interface | Trinocular port with C-mount adapters |
| Power Supply | AC 220 V / 110 V, 50/60 Hz |
| Dimensions (L × W × H) | Approx. 350 × 355 × 555 mm |
| Net Weight | 12 kg |
Features
High-definition image clarity
Infinite optical system
Comfortable trinocular viewing design
Uniform, glare-free illumination
Ergonomic and user-friendly operation
Optional Accessories
Köhler illumination
20X Eyepiece
Applications
Biological Microscope LB-57BIM is used for routine biological, pathology, and microbiology observations in laboratories. It is used in educational and research institutions for teaching, training, and image documentation.
Still have questions?
If you cannot find answer to your question in our FAQ, you can always
contact us. We will answer shortly!
| Optical System | Finite optical system |
| Viewing Head | Seidentopf Binocular Head |
| Inclination | 30° Inclined, Rotatable 360° |
| Interpupillary Distance | 48 to 75mm |
| Eyepiece | WF WF10X/18 |
| Optical System | Infinity Optical System |
| Viewing Head | Binocular Head |
| Inclination | 30° Inclined |
| Objective Type | Infinity Plan Achromatic |
| Objectives | 4X, 10X, 40X, 100X |
| Viewing head | Monocular |
| Viewing head inclination | Inclined at 45° , 360° rotatable |
| Eyepiece | WF10X/18 mm |
| Objective | Achromatic objective 4X, 10X, 40X(S) |
| Nosepiece | Triple |
| Viewing head | Binocular |
| Viewing head inclination | Inclined at 45°, 360° rotatable |
| Interpupillary distance | 54 mm ~ 77 mm |
| Eyepiece | WF10X/16 mm WF25X/6.5 mm |
| Objective | Achromatic objective 4X, 10X, 40X |
| Viewing head | Sliding Binocular ; 1.3 MP digital camera |
| Viewing head inclination | Inclined at 45° , 360° rotatable |
| Interpupillary distance | 55 mm ~ 75 mm |
| Eyepiece | WF10X/18 mm |
| Objective | Achromatic objective 4X, 10X, 40X, 100X |
| Viewing head | Seidentopf Binocular |
| Viewing head inclination | Inclined at 30°, 360° rotatable |
| Interpupillary distance | 48 mm to 75 mm |
| Eyepiece | WF 10X/18 mm |
| Nosepiece | Quadruple, Click-stop |
| Optical system | Infinite optical system |
| Viewing head | 3.0 MP digital camera , Binocular head |
| Viewing head inclination | 30° inclined |
| Interpupillary distance | 48 mm ~ 75 mm |
| Eyepiece | WF 10X/18 mm |
| Optical system | Infinite optical system |
| Viewing head | Seidentopf Binocular |
| Viewing head inclination | 30° inclined |
| Interpupillary distance | 48 mm ~ 75 mm |
| Eyepiece | WF 10X/18 mm |
| Viewing head | Seidentopf Trinocular |
| Viewing head inclination | Inclined at 30°, 360° rotatable |
| Interpupillary distance | 48 mm ~ 75 mm |
| Eyepiece | EW 10X/22 mm Eyepiece tube Φ 30 mm |
| Objective | Infinite plan achromatic objective 4X, 10X, 40X, 100X |
| Viewing head | Monocular |
| Viewing head inclination | Inclined at 45° , 360° rotatable |
| Eyepiece | WF10X/18 mm |
| Objective | Achromatic objective 4X, 10X, 40X, 100X (S) |
| Nosepiece | Triple |
| Viewing head | Monocular |
| Viewing head inclination | Inclined at 30° , 360° rotatable |
| Eyepiece | WF10X/18 mm |
| Objective | Achromatic objective 4X, 10X, 40X, 100X (Oil) |
| Nosepiece | Backward Quadruple |
| Viewing head | Monocular |
| Viewing head inclination | Inclined at 45°, 360° rotatable |
| Eyepiece | WF10X/16 mm WF25X/6.5 mm |
| Objective | Achromatic objective 4X, 10X, 40X |
| Nosepiece | Triple |
.webp "Biological Microscope LB-62BIM")
| Optical System | Infinity Optical Systems |
| Viewing Head | Siedentopf Binocular head |
| Inclination | Inclined 30°, Rotatable 360° |
| Interpupillary Distance | 48 to 75mm |
| Magnification | 1X/0.35X/0.5X/0.75X (Focus adjustable) |
| Viewing head | Seidentopf Binocular |
| Viewing head inclination | Inclined at 30°, 360° rotatable |
| Interpupillary distance | 48 mm ~ 75 mm |
| Eyepiece | EW 10X/22 mm Eyepiece tube Φ 30 mm |
| Objective | Infinite plan achromatic objective 4X, 10X, 40X, 100X |
| Viewing head | Sliding Trinocular |
| Viewing head inclination | Inclined at 45° , 360° rotatable |
| Interpupillary distance | 55 mm ~ 75 mm |
| Eyepiece | WF10X/18 mm |
| Objective | Achromatic objective 4X, 10X, 40X, 100X |
Address: Labotronics Scientific. 1007 N Orange St.,
Wilmington, DE 19801, USA
Mail: info@labotronics.com
WhatsApp: +1 579 401 0534
All Sections
Best Seller
Quick Links
Copyright © Labotronics Scientific 2026
