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Classic Inverted Biological Microscope

Classic Inverted Biological Microscope


BS-2090 Inverted Biological Microscope is a high level microscope which is specially designed for medical and health units, universities, research institutes to observe cultured living cells. With an innovative optical and structure design idea, excellent optical performance and easy to operate system, this inverted biological microscope makes your works enjoyable.


1. Excellent optical function with infinite optical system.
2. Innovative stand structure, sharp image display, convenient and special for viewing incubating cell tissue.
With LWD Infinitive Plan Objective, Making Viewing Field Flatter and Brighter, Contrast Sharper, Living Cell Observing easier
Advanced and Reliable Mechanical Stage with Knob Height and Tightness Adjustable
Different Holders for Various Observations
With pre-centerable Phase Annulus, Available to Observe Low Contrast or Transparent Specimens


BS-2090 Inverted microscope is used by medical and health units, universities, research institutes for observations of micro-organisms, cells, bacteria and tissue cultivation. It can be used for continuous observation of process of cells, bacteria grow and divide in the culture medium. Videos and images can be taken during the process. This microscope is widely used in cytology, parasitology, oncology, immunology, genetic engineering, industrial microbiology, botany and other fields.


Optical SystemInfinite Optical System
Viewing Head Trinocular Head, Inclined at 30°, Interpupillary Distance 48-75mm
EyepieceHigh-point, Extra Wide Field Eyepiece EW10×/ 22mm
ObjectiveLWD(Long Working Distance) Infinite Plan Objective 4×/ 0.1, WD 17.3mm
10×/ 0.25, WD 10mm
20×/ 0.4, WD 5.1mm
40×/ 0.6, WD 2.1mm
Infinite Plan Phase ObjectivePH10×/ 0.25, WD 10 mm
PH20×/ 0.4, WD 5.1mm
PH40×/ 0.6, WD 2.1m
NosepieceQuintuple Nosepiece
CondenserELWD(Extra Long Working Distance) Condenser NA 0.3, LWD 72mm (Without Condenser the WD can be 150mm)
CenteringCentering Telescope (Φ30mm)
Phase Annulus 10×-20×, 40× Phase Annulus Plate (Fixed)
10×-20×, 40× Phase Annulus Plate (Adjustable)
StagePlain Stage 160×250mm
Glass Insert
Attachable Mechanical Stage, X-Y Coaxial Control, Moving Rang 120mm×78mm
Auxiliary Stages 70mm×180mm
Terasaki Holder
Petri Dish Holder Φ35mm
Slide Glass Holder Φ54mm
Petri Dish Holder Φ90mm
FocusingCoaxial Coarse and Fine Adjustment, Fine Division 0.002mm, Coarse Stroke 37.7mm per Rotation, Fine Stroke 0.2mm per Rotation, Moving Range up 8mm, down 3mm
Illumination6V/30W Halogen Lamp
FilterBlue, Green and Frosted filters, Diameter 45mm
AccessoriesPhoto Adapter for Nikon and Canon DSLR cameras
Video Adapter 1× / 0.5× C-mount
Inverted Fluorescent Attachment FI-100
Package1carton/set, 46.5cm*39.5cm*64cm, 16kg
Note: ● Standard Outfit, ○ Optional