Compound Light Microscopes: Upright and Inverted
Electron Microscopy Sciences is proud to announce the introduction of the highest quality line of compound and stereo microscopes in the market place today. The microscopes incorporate advanced technology into a durable, cost effective solution. All of the microscopes have:
- A Modern frame with enhanced stability for image documentation
- An Ergonomic single hand stage/focus control to minimize fatigue
- A Robust stainless steel/brass focus mechanism endures high use
- Brilliant images resolved with superb optics
- Versatile performance - multiple techniques available, including polarization with First Order (Full Wave/Red) Retardation Plate, phase contrast, dark field and more
We are convinced that our Microscopes are the best in the marketplace and at the right price.


Compound Microscopes
The BK Series (replaces JC, PL, CK, Z7, and ZM Series) Upright Compound microscopes are designed to perform in a demanding research environment and incorporates advanced technology into a durable, cost effective solution for your microscope needs.
Key Specifications
- Optical body - Seidentopf design inclined 30°; 55-75 mm interpupillary distance
- Eye pieces - WF 10X High Eyepoint to 21mm, Field Number 22 mm
- Objectives - 4X, 10X, 40XR and 100XR (oil) strain-free Infinity Plan achromat
- Turret - 4 position ball bearing, reversed for unrestricted access
- Mechanical stage - 360° Rotating, 5.3"/13.5cm diameter with specimen holder
- Focusing - 0.001mm markings, adjustable tension control & focus stop prohibits drift, protects specimen and objectives
- Condenser - 1.25 N.A. 2 element Abbe with iris diaphragm, slot for phase slider, color coding corresponds to objectives
- Kohler Illumination - field diaphragm, choose from 30W or Halogen, accepts fluorescence module
- Dimensions - (WHD) (in/cm) 7.7 x 16.5 x 11.0 / 19.5 x 41.8 x 28.0 Gross Weight (lb/kg) 28/12.7
Microscope Includes: dust cover, immersion oil, blue filter & spare halogen lamp fuse
Objective Magnification |
Numerical Aperture (mm) |
Field of View w/ 10X E.P. (mm) | Working Distance Brightfield Plan achromatic (mm) |
Working Distance Phase Contrast Plan achromatic (mm) |
4X | 0.13 | 5.5 | 12.31 | NA |
10X | 0.3 | 2.2 | 4 | 4 |
20X | 0.45 | 1.1 | 1.24 | 1.24 |
40X R | 0.7 | 0.55 | 0.29 | 0.29 |
50X R (oil) | 0.9 | 0.44 | 0.12 | NA |
60X R | 0.8 | 0.37 | 0.04 | 0.04 |
100X R (oil) | 1.25 | 0.22 | 0.09 | 0.09 |
Binoc/ Trinoc/ | BK-211 / BK-311 |
BK-221 / BK-321 | ||
Polarized | BK-2PL / BK-3PL |
BK-211 | (rep. JC-211) | Binocular, Plan achromatic | each | 1,360.00 | Add to Cart |
BK-311 | (rep. JC-311) | Trinocular, Plan achromatic | each | 1,520.00 | Add to Cart |
BK-221 | (rep. JC-221) | Binocular, Plan achromatic, Phase contrast | each | 2,300.00 | Add to Cart |
BK-321 | (rep. JC-321) | Trinocular, Plan achromatic, Phase contrast | each | 2,400.00 | Add to Cart |
BK-2PL | (rep. JC-2PL) | Binocular, Plan achromatic, Polarized | each | 2,200.00 | Add to Cart |
BK-3PL | (rep. JC-3PL) | Trinocular, Plan achromatic, Polarized | each | 2,400.00 | Add to Cart |



Inverted Microscope
A New Level of Inverted Microscopy
EMS introduces a high optical standard on a versatile frame at budget conscious levels. The long working distance condenser (55 mm) and objectives (six supplied) provide brilliant resolved images in both phase contrast and brightfield techniques. The condenser swings out to accommodate roller bottles or other large cultivation vessels.
- Affordable - EMS delivers exacting performance for routine research without consuming your budget
- Versatile - trinocular body for image documentation; condenser design for observation of virtually all vessel types; mechanical stage with inserts for well plates and petri dishes; three objectives each for phase contrast and brightfield
- Durable - an all metal frame with an all metal focusing mechanism ensures this instrument will perform well beyond the industry leading 5 Year Warranty
Key Specifications
- Optical body - Seidentopf design inclined 30°; 55 to 75 mm interpupillary adjustment, ° rotation
- Nosepiece - quintuple, ball bearing
- Eye pieces - 10X, Focal Length 25mm, FN 20 mm.
- Focus mechanism - adjustable tension control to prohibit drift and adjustable up-stop to protect objective lenses; dial markings at 0.002mm increments
- Condenser - 1.25 N.A. 2 element Abbe with iris diaphragm and rack and pinion focusing; 55mm optical working distance, swing out or bright field working distance is 125mm or 5”
- Kohler Illumination, field diaphragm, 30 watt, 6 volt Halogen bulb with electronic dimmer
- Mechanical stage: (WxD) (in/cm) 8.25 x 8.875 / 20.95 x 22.54; Right-hand Coaxial dropdown X-Y Control Knobs; Four Inserts for: well plates (13 x 8 cm and 8 x 5 cm ) petri dish (6.8 cm diam.) and slides (7.5 x 3.5 cm and 7.5 x 2.5 cm)
- Dimensions: (WHD) (in/cm) 7.7 x 18.4 x 13.8 / 19.5 x 46.8 x 35; Gross Weight: (lb/kg) 25/55
- Microscope Includes: phase centering telescope and phase annulus sliders, dust cover, color filters (blue green and frosted), spare halogen lamp and fuse.
Objective Magnification |
Numerical Aperture (mm) |
Field of View w/ 10X E.P. (mm) |
Working Distance Bright | Working Distance Phase |
Field Plan achromatic (mm) | Plan achromatic (mm) | |||
10X | 0.25 | 1.8 | 8.1 | --- |
25X | 0.40 | 0.72 | 4.8 | --- |
40XR | 0.60 | 0.45 | 3.3 | --- |
10X | 0.25 | 1.8 | --- | 8.1 |
25X | 0.40 | 0.72 | --- | 4.8 |
40XR | 0.60 | 0.45 | --- | 3.3 |
Model Number | CP-2A1 |
CP-2A1 | Inverted, Trinocular, Mechanical Stage, 6 ea. Plan Objectives: 10X, 25X, 40XR, 3 Brightfield/Phase Contrast, 5 position turret, 30W Halogen | each | 3,600.00 | Add to Cart |


Fluorescence Illumination for Live Cells
The EMS Epi-fluorescence Inverted Microscope allows you to quickly locate fluorescent tagged items and save room in your budget. The BC Series Epi Inverted uses a single band filter cube and six objectives to deliver a brightly resolved image for identifying proteins and other specimens within a cell.
- Obtain sharp images through the bottom of a culture vessel because of the superior long working distance phase contrast objectives
- Examine large roller bottles or flasks with a swing out condenser - 7” (180mm) bright field working distance or 2” (55 mm) phase contrast working distance
- Custom filter sets available
Key Specifications
- Optical Body - Seidentopf design inclined 30° with 55 to 75 mm interpupillary adjustment, 360° rotation
- Nosepiece - Quintuple ball bearing reversed
- Eye pieces - 10X; Focal Length 25mm, FN 20 mm.
- Focus mechanism has adjustable tension control to prohibit drift and adjustable up-stop to protect objective lenses; dial markings at 0.002mm increments
- Condenser - 1.25 N.A. 2 element Abbe with iris diaphragm and rack and pinion focusing
- Kohler Illumination, field diaphragm, 30 watt, 6 volt Halogen bulb with electronic dimmer
- Mercury Lamp and Electronic Power supply with elapsed time counter, Type: HBO 100W/2
- Fixed stage: (WxHxD) (in/cm) 8.25 x 0.59 x 8.875 / 20.95 x 1.5 x 22.54
- Optional Attachable Mechanical Stage: Right-hand Coaxial dropdown X-Y Control Knobs
- Dimensions: Trinocular: (WHD) 9 x 22.5 x 21.5 (16 on BC-2A1) / 22.86 x 57.15 x 54.61 (in/cm)
- Gross Weight: 60/27.27 (lb/kg)
Objective Magnification |
Numerical Aperture (mm) |
Field of View w/ 10X E.P. (mm) |
Working | Working |
Distance | Distance | |||
Bright Field Plan achromatic |
Phase Plan achromatic (mm) |
|||
10X | 0.25 | 1.8 | 8.1 | --- |
25X | 0.40 | 0.72 | 4.8 | --- |
40XR | 0.60 | 0.45 | 3.3 | --- |
10X | 0.25 | 1.8 | --- | 8.1 |
25X | 0.40 | 0.72 | --- | 4.8 |
40XR | 0.60 | 0.45 | --- | 3.3 |
Model No. | BC-364 | |||
Model No. | BC-2A1 | without Mercury Burner & Filters |
Excitor Type |
Peak Wave- length |
Filter Type |
Excitation Filter |
Dichroic Mirror |
Emission Filter |
UV | DANSA | IF 330-400 | 425 W | ||
VIOLET | SITS Primuline |
IF 395-415 | 455 W | ||
BLUE | 445 | FITC | IF 420-485 | DM 510 | 520 W |
GREEN | 546 | TRITC | IF 535-550 | DM 580 | 580 W |
Ordering:
BC-2A1 | Inverted with option for fluorescence, Trinocular, Mechanical Stage, 6 ea. Plan Objectives: 10X, 25X, 40XR, 3 Brightfield/Fluor and 3 Phase Contrast, 30W Halogen | each | 6,000.00 | Add to Cart |
BC-EPI | Fluorescent Attachment kit for Inverted Microscope | each | 5,395.00 | Add to Cart |
BC-364 | Inverted Epi-fluorescence, Trinocular, Mechanical Stage, 6 ea. Plan Objectives: 10X, 25X, 40XR, 3 Brightfield/Fluor and 3 Phase Contrast, 30W Halogen | each | 11,200.00 | Add to Cart |
Compound Microscope Accessories
LB-15WH | 15 Watt 6 Volt Halogen Bulb for transmitted or lower illumination | each | 7.00 | Add to Cart |
LB-15WHR | 15 Watt 6 Volt Halogen Bulb with Reflector for reflected or upper illum. | each | 10.00 | Add to Cart |
LB-5WF | 5W Fluorescent Bulb for transmitted or lower illumination | each | 8.00 | Add to Cart |
LB-20WH | 20W 6 Volt Halogen Bulb for all Upright Compounds | each | 7.00 | Add to Cart |
LB-30WH | 30W 6 Volt Halogen Bulb for Inverted Compounds | each | 10.00 | Add to Cart |
A9-10-100 | Reticle, 10mm Scale with 100 divisions | each | 60.00 | Add to Cart |
A9-5-100 | Reticle, 5mm Scale with 100 divisions | each | 60.00 | Add to Cart |
A9-100SQ | Reticle, Square Grid with 1mm divisions | each | 80.00 | Add to Cart |
A9-400SQ | Square Grid with 0.5 mm divisions | each | 80.00 | Add to Cart |
A9-STM | Reticle, Stage Micrometer, 1mm scale with 100 divisions | each | 105.00 | Add to Cart |
OP-050 | 50XR Oil Plan achromatic, N.A. 0.65 | each | 795.00 | Add to Cart |
Camera Systems
EMS offers three types of camera systems for documenting resolved microscopic images.
Each system is fully integrated with:
- software for image analysis
- optical adapters to obtain the image in the correct focal plane
- cables for connection to computers, monitors or projectors
All components are conveniently packaged under one part number for easy ordering
Upright Compound | Inverted Compound | |
Digital Still Camera, 15 megapixel or better resolution, with memory card, USB cable, battery charger, optical adapter for microscope and Jenco Image Software | 59-C15 |
5A-C15 |
1,580.00 | 1,580.00 | |
Add to Cart | Add to Cart | |
Digital Video Camera, USB 2.0, 5 Megapixel resolution for color imaging, optical adapter and measuring software. | 59-5M | 5A-5M |
1,650.00 | 750.00 | |
Add to Cart | Add to Cart | |
Digital Video Camera, USB 2.0, 3 Megapixel resolution for color imaging, optical adapter and measurement software | 59-3M | 5A-3M |
750.00 | 750.00 | |
Add to Cart | Add to Cart | |
Adapter for Digital Still Camera | CM-0334-B | CM-0334-V |
395.00 | 395.00 | |
Add to Cart | Add to Cart | |
Adapter for Digital Video Camera, C-Mount | CM-0304 | CM-0306 |
165.00 | 165.00 | |
Add to Cart | Add to Cart |
Note: CCD cameras and cooled CCD cameras for fluorescence available upon request.
EMS also offers the complete line of Digital Microscopy Cameras by Lumenera: Infinity Digital Microscope Cameras.