Free Shipping for Contiguous US (Orders $99+)
5/1 Years Warranty
Return Policy

We Offer World Wide Shipping (We are Based in California, USA)

Free Shipping within the Contiguous U.S.
We offer Free Economy Ground Shipping on all orders to U.S. contiguous locations placed on our website. When you select Free Shipping at checkout, we’ll ship your order with the most cost-effective shipping method. If you prefer a specific carrier, please select a paid shipping option instead of Free Shipping.

Note on Purchase Orders: Free shipping is only offered for orders placed online, and paid by Credit Card/Debit Card, or PayPal on our website. You may place your Purchase Order online, and enter your PO # in the Order Comments, and this PO# will show on your Packing Slip. Free shipping does not apply to Purchase Orders sent by email. If you are a company or university and emailing us a Purchase Order, the shipping fee will be added onto your invoice. Alternatively, you may provide a shipping account for us to ship the order under.

Free shipping does not apply to orders of any international and non-contiguous U.S. locations, such as Alaska, Hawaii, all off-shore U.S. territories and possessions, American Samoa, Guam, Northern Mariana Islands, Puerto Rico, and the U.S. Virgin Islands.

Expedited Shipping
We offer expedited shipping via FedEx and UPS.

For all expedited shipping services, such as Overnight, Next Day, etc - While we will do our part to ensure the packages are received by the shipping carriers to meet the shipping cut off times, please note that once the package leaves our warehouse, we are no longer responsible for the delivery of the package. The shipping carrier is responsible for delivering your package.

Shipping On Your Shipping AccountWe can ship your order on your own shipping account, if you are ordering for a business or organization and have a shipping account with FedEx or UPS.

  • At Checkout, under Shipping Methods, select Ship on my account.
  • Under "Order Comments" section, enter your: Carrier, Shipping Service, Account #, Zipcode, Add Insurance or No Insurance.
  • For example: "Ship on our account using UPS 2nd Day Air AM, Acct #: 12345, Zipcode: 90024, Add Insurance."
  • *Shipping Carrier Insurance insures the package through your shipping carrier on your account. If insurance instructions are not specified, we will automatically fully insure the package through the carrier.

Shipping Costs
If you select services other than "Free Shipping" during checkout, your order will be shipped per your selected shipping method, and the shipping fee will be added to your order/invoice. Shipping costs are provided by the shipping carriers and calculated based on shipping location, product dimensions and weight.

BoliOptics products are warranted against manufacturer’s defects in material and workmanship from the original date of purchase, for the following years:

Lifetime Warranty
Designated products marked lifetime warranty.

5 Year Warranty
Microscopes (except video and digital microscopes) come with a five (5) year factory warranty against manufacturing defects.

5/1 Year Warranty
Products with 5/1 Year Warranty means that the hardware of the microscope is under 5 year warranty, and the electrical and lighting components are under 1 year warranty.

1 Year Warranty
Includes video microscopes, digital microscopes, electrical and electronic products such as light sources, cameras, software, monitors, and electronic components.
Microscope accessories (such as microscope cameras and illuminators) come with a one (1) year warranty, except when specified in the description.

Warranty does not apply for consumable accessories and parts such as bulbs, batteries, fuses, cords, optical components or any add-on accessories such as mechanical specimen holders that are not built into the microscope stage as an integral part of the original manufacture, etc.

Warranty does not cover ordinary wear and tear or damage caused by improper use or accidents (drops).
Warranty does not cover products that have become inoperable due to lack of maintenance.
Warranty is void when products are disassembled, structural parts were opened up, removed, unscrewed, tampered with, or broken during use or in the user's possession.
Warranty is void when product QR Codes or Barcode Stickers containing the Product's Serial Number are removed from the product.

Customers are responsible for round-way shipping for warranty services.

BoliOptics Return Policy

BoliOptics offers a thirty (30) day return window beginning on the date of your purchase on most items.

To receive a 100% refund, items must be returned in New and Original Condition, with all parts, accessories, and original product packaging included.

  • Products missing the original packaging or instruction manuals are subject to a 20% restocking fee.
  • Products missing parts or accessories are subject to a higher restocking fee.
  • Products damaged during use (scratched, chipped, parts broken), disassembled from the original manufacturing or tampered with, are not accepted for returns or refunds. Our return policy does not cover ordinary wear and tear or damage caused by improper use or accidents.
  • Microscope slides, coverslips, and eye guards are non-returnable.
  • Items marked "Final Sale" are not eligible for return or refund due to change of mind. We are committed to ensuring the quality of all our products. If you receive a final sale item that has an issue, please contact us as soon as possible, and we will resolve any issue on a case by case basis.

When packaging the return, protect the item and original packaging.

  • We recommend using the original packaging materials to ensure the product is safe during return shipping.
  • If you do not have the original packaging materials, and there is extra room in the box, fill the extra space with padding (paper or shipping peanuts) so the product won't move around during transportation.

Customers are responsible for the return shipping label cost, if the product was not defective.

It can take up to 7 business days for an item to reach us once you ship it. Once we receive the item, it takes 5-7 business days to process the return and refund.

If you have any questions, please an email us at sales@bolioptics.com

Product Description
Condition: New
Technical Specifications
BM03040303 Trinocular Inverted Biological Microscope
Optical System Specifications
Optical SystemInfinite
Tube Lens Focal Length200mm
System Optical Magnification100-400X
Expandable System Optical Magnification (Optional Parts Required)40-960X
Trinocular Optical Magnification5-20X
Total Magnification100-400X
Standard Eyepiece10X High Eyepoint Eyepiece
Standard Objective10X 20X 40X Infinity Plan Achromatic Objective; 20X Infinity Plan Achromatic Positive Phase Contrast Objective
Standard Coupler0.5X
System Field of View Dia. 0.5-2mm
Expandable System Field of View Dia. 0.23-5.5mm
System Working Distance3.77-9.5mm
Expandable System Working Distance2.55-11.98mm
Upright / InvertedInverted
Compound Binocular Head
Eye Tube Optical SystemInfinite
Eye Tube TypeFor Compound Microscope
Eye Tube Adjustment ModeSiedentopf
Eye Tube Angle45°
Erect/Inverted ImageInverted Image
Eye Tube RotatableFixed
Interpupillary Adjustment52-75mm
Eye Tube Inner Diameter Dia. 30mm
Eye Tube Diopter AdjustableLeft ±5°, Right Not Adjustable
Eye Tube Size for Scope Body/Carrier Dia. 48x7mm
Surface TreatmentSpray Paint
MaterialMetal
ColorWhite
Net Weight1.24kg (2.73lbs)
Applied FieldFor BM0304 Series Microscope
Eyepiece
10X High Eyepoint Eyepiece (Pair Dia. 30/FN20)
Eyepiece TypeStandard Eyepiece
Eyepiece Optical Magnification10X
Plan EyepiecePlan Eyepiece
Eyepiece Size for Eye Tube Dia. 30mm
Eyepiece Field of View Dia. 20mm
Eyepoint TypeHigh Eyepoint Eyepiece
Surface TreatmentElectroplating Black
MaterialMetal
ColorBlack
Net Weight0.12kg (0.26lbs)
Centering Eyepiece ( Dia. 30)
Centering Telescope Size for Eye Tube Dia. 30mm
Surface TreatmentElectroplating Black
MaterialMetal
ColorBlack
Net Weight0.16kg (0.35lbs)
Applied FieldFM0304 Series Microscope
Biological Objective
10X Infinity Long Working Distance Plan Achromatic Objective
Objective Optical SystemInfinite
Objective Optical Magnification10X
Objective TypePlan Achromatic Objective
Objective Parfocal Distance45mm
Objective Focal Length20mm
Objective for Focal Length200mm
Objective Working Distance9.5mm
Numerical Aperture (N.A.)N.A. 0.25
Objective Resolution1.34μm
Objective Cover Glass Thickness1.1
Objective Immersion MediaDry Objective
Objective Screw ThreadRMS Standard (4/5 in. x1/36 in. )
Objective Outer Diameter Dia. 25mm
Surface TreatmentPolished Chrome
MaterialMetal
ColorSilver
Net Weight0.06kg (0.13lbs)
Applied FieldBM0303, BM0304, FM0303, FM0304 Series Microscope
20X Infinity Long Working Distance Plan Achromatic Objective
Objective Optical SystemInfinite
Objective Optical Magnification20X
Objective TypePlan Achromatic Objective
Objective Parfocal Distance45mm
Objective Focal Length10mm
Objective for Focal Length200mm
Objective Working Distance7.97mm
Numerical Aperture (N.A.)N.A. 0.40
Objective Resolution0.84μm
Objective Cover Glass Thickness1.1
Objective Immersion MediaDry Objective
Objective Screw ThreadRMS Standard (4/5 in. x1/36 in. )
Objective Outer Diameter Dia. 25mm
Surface TreatmentPolished Chrome
MaterialMetal
ColorSilver
Net Weight0.07kg (0.15lbs)
Applied FieldBM0303, BM0304, FM0303, FM0304 Series Microscope
40X Infinity Long Working Distance Plan Achromatic Objective
Objective Optical SystemInfinite
Objective Optical Magnification40X
Objective TypePlan Achromatic Objective
Objective Parfocal Distance45mm
Objective Focal Length5mm
Objective for Focal Length200mm
Objective Working Distance3.77mm
Numerical Aperture (N.A.)N.A. 0.60
Objective Resolution0.56μm
Objective Cover Glass Thickness1.1
Objective Immersion MediaDry Objective
Objective Screw ThreadRMS Standard (4/5 in. x1/36 in. )
Objective Outer Diameter Dia. 25mm
Surface TreatmentPolished Chrome
MaterialMetal
ColorSilver
Net Weight0.07kg (0.15lbs)
Applied FieldBM0303, BM0304, FM0303, FM0304 Series Microscope
Phase Contrast Objective
20X Infinity Plan Long Working Distance Achromatic Positive Phase Contrast Objective
Objective Optical SystemInfinite
Objective Optical Magnification20X
Objective TypePlan Achromatic Objective
Objective Parfocal Distance45mm
Objective Focal Length10mm
Objective for Focal Length200mm
Objective Working Distance7.97mm
Numerical Aperture (N.A.)N.A. 0.40
Objective Resolution0.84μm
Objective Cover Glass Thickness1.1
Objective Immersion MediaDry Objective
Objective Screw ThreadRMS Standard (4/5 in. x1/36 in. )
Phase Contrast ObjectivePositive
Objective Outer Diameter Dia. 25mm
Surface TreatmentPolished Chrome
MaterialMetal
ColorSilver
Net Weight0.07kg (0.15lbs)
Applied FieldPH0303, BM0303, BM0304, FM0303, FM0304 Series Microscope
Nosepiece
Inward/Outward NosepieceNosepiece Inward
Number of Holes on NosepieceQuintuple (5) Holes
Nosepiece Switch ModeManual
Nosepiece Screw Thread for ObjectiveRMS Standard (4/5 in. x1/36 in. )
Microscope Stand
Stand Height380mm
Base TypeIllumination Base
Base Dimensions405x300x160mm
Focus ModeManual
Coarse/Fine Focus TypeCoaxial Coarse/Fine Focus
Focus Distance15mm
Fine Focus Travel DistanceSame as Focus Distance
Coarse Focus Distance per Rotation14mm
Fine Focus Distance per Rotation0.1mm
Fine Focus Minimum Scale1μm
Focus LimitedLimited
Focusing Knob Tightness AdjustableTightness Adjustable
Microscope Stage
XY Stage Travel Distance135x85mm
XY-Axis Drive ModeManual
Stage Platform Dimensions240x260mm
Stage Backlight Window Size Dia. 118mm
Stage ScaleX: 1-120mm Y: A-H
Opening Size of Stage Specimen HolderOpening 55-95mm
Water Droplets Plate
Diameter of Inner Hole Dia. 25mm
Water Droplet Plate Size Dia. 118mm
Surface TreatmentElectroplating Black
ColorBlack
Net Weight0.06kg (0.13lbs)
Applied FieldFor BM0304, FM0304 Series Microscope
Multifunctional Plate Size128x86mm Dia. 54mm
Surface TreatmentElectroplating Black
MaterialMetal
ColorBlack
Net Weight0.07kg (0.15lbs)
Dimensions128x86x3mm (5.039x3.386x0.118 in. )
Applied FieldFor BM0303, FM0303 Series Microscope
Microscope Illuminator
Illumination TypeHalogen Transmitted Light
Transmission LightBright Field
Transmission Light Source TypeHalogen Light
Condenser TypeLong Working Distance Condenser
Dry/Oil TypeDry
Condenser Max. Numerical ApertureN.A. 0.30
Condenser Mounting Flange SizeThread-up Base
Phase Plate
Annular Phase Plate HolesTriple holes
Objective Magnification of Phase Plate 10X 20X Phase Plate
MaterialPlastic
ColorBlack
Net Weight0.17kg (0.37lbs)
Applied FieldBM0303, FM0303, FM0304 Series Microscope
Condenser
Condenser TypeLong Working Distance Condenser
Dry/Oil TypeDry
Condenser Max. Numerical ApertureN.A. 0.30
Condenser Mounting Flange SizeThread-up Base
34mm Filter (Blue)
Filter ColorBlue
Filter Size Dia. 34mm
Filter Switch TypePlug Type
MaterialGlass
Net Weight0.003kg (0.007lbs)
Applied FieldFor BM0303, FM0303, BM0304, PH0304 Series Microscope
34mm Filter (Yellow)
Filter ColorYellow
Filter Size Dia. 34mm
Filter Switch TypePlug Type
MaterialGlass
Net Weight0.003kg (0.007lbs)
Applied FieldFor BM0303, FM0303, BM0304, PH0304 Series Microscope
34mm Filter (Green)
Filter ColorGreen
Filter Size Dia. 34mm
Filter Switch TypePlug Type
MaterialGlass
Net Weight0.003kg (0.007lbs)
Applied FieldFor BM0303, FM0303, BM0304, PH0304 Series Microscope
Filter Holder
Filter Size Dia. 34mm
Filter Switch TypeEmbedded Type
Net Weight0.02kg (0.04lbs)
Applied FieldFor BM0304, FM0304 Series Microscope
Halogen Bulb
6V 30W Halogen Bulb
Bulb Rated Power30W
Bulb Rated VoltageDC 6V
Bulb ShapeOval
Bulb Mounting ModeBi-Pin
Light Bulb Pin StandardG4 (4mm)
MaterialGlass
Applied FieldFor BM0303, PL0304 Series Microscope
0.5X Coupler
Coupler Mount Type for TrinocularFastening Screw
Coupler Mount Size for Trinocular Dia. 42mm
Coupler for Microscope TypeCompound Compatible
Coupler Magnification0.5X
For Camera Sensor SizeUnder 1/2 in.
C/CS-Mount CouplerC-Mount
Surface TreatmentElectroplating Black
MaterialAluminum
ColorBlack
Net Weight0.11kg (0.24lbs)
Applied FieldFor FM0304, MT0304 Series Microscope
Power Supply
Input VoltageAC 100-240V 50/60Hz
Output VoltageDC 6V
Power Cord Connector TypeUSA 3 Pins
Power AdapterDC 5.5x2.5mm
Power Cable Length1.8m
Fuse
3.15A Fuse
Fusing Current3.15A/250V
Fuse TypeGlass Tube Fuse (Fast Acting)
Fuse Size5x20
Fuse StandardGB
MaterialGlass
ColorSilver
Net Weight0.002kg (0.004lbs)
Other Parameters
Surface TreatmentSpray Paint
MaterialMetal
ColorWhite
Net Weight30.25kg (66.69lbs)
Dimensions300x752x598mm (11.811x29.606x23.54 in. )
Series
BM0304BM03040303
Warranty

5/1 Years

Certification

ISO9001, ISO14001

Contains  
Parts Including
PictureP/NProduct Name
BM03035252Multifunctional Slit Plate
BU990311126V 30W Halogen Bulb
EP990311313.15A Fuse
BM0302221110X High Eyepoint Eyepiece (Pair Φ30/FN20)
BM0303333110X Infinity Long Working Distance Plan Achromatic Objective
BM0303343120X Infinity Long Working Distance Plan Achromatic Objective
BM0303353140X Infinity Long Working Distance Plan Achromatic Objective
BM0303552134mm Filter (Blue)
BM0303553134mm Filter (Yellow)
BM0303555134mm Filter (Green)
BM03041231Compound Binocular Head
BM030444110.5X Coupler
BM03045251Water Droplets Plate
BM03045591Filter Holder
BM03046191Centering Eyepiece (Φ30)
PH0303343120X Infinity Plan Long Working Distance Achromatic Positive Phase Contrast Objective
PH03036121Phase Plate
Desiccant Bag2 Bags
Dust Cover1pc
Fuse2pc
Spare Bulb1pc
Product Instructions/Operation Manual1pc
Packing  
Packaging TypeCarton Packaging
Packaging MaterialCorrugated Carton
Packaging Dimensions(1)68x44x69cm (26.772x17.323x27.165″)
Inner Packing MaterialPlastic Bag
Ancillary Packaging MaterialsExpanded Polystyrene
Gross Weight30.25kg (66.69lbs)
Minimum Packaging Quantity1pc
Transportation CartonCarton Packaging
Transportation Carton MaterialCorrugated Carton
Transportation Carton Dimensions(1)68x44x69cm (26.772x17.323x27.165″)
Total Gross Weight of Transportation(kilogram)30.25
Total Gross Weight of Transportation(pound)66.69
Quantity of One Transportation Carton1pc

Microscope Optical Data Sheet
P/N Objective Objective Working Distance Eyepiece
BM03022211   (10X  Dia. 20mm) BM03022212   (10X  Dia. 22mm) BM03022511   (16X  Dia. 13mm)
Magnification Field of View(mm) Magnification Field of View(mm) Magnification Field of View(mm)
BM03033231 4X 11.98mm 40X 5mm 40X 5.5mm 64X 3.25mm
BM03033331 10X 9.5mm 100X 2mm 100X 2.2mm 160X 1.3mm
PH03033331 10X 9.5mm 100X 2mm 100X 2.2mm 160X 1.3mm
PH03033332 10X 9.5mm 100X 2mm 100X 2.2mm 160X 1.3mm
BM03033431 20X 7.97mm 200X 1mm 200X 1.1mm 320X 0.65mm
PH03033431 20X 7.97mm 200X 1mm 200X 1.1mm 320X 0.65mm
PH03033432 20X 7.97mm 200X 1mm 200X 1.1mm 320X 0.65mm
BM03033531 40X 3.77mm 400X 0.5mm 400X 0.55mm 640X 0.32mm
PH03033531 40X 3.77mm 400X 0.5mm 400X 0.55mm 640X 0.32mm
PH03033532 40X 3.77mm 400X 0.5mm 400X 0.55mm 640X 0.32mm
BM03033631 60X 2.55mm 600X 0.33mm 600X 0.37mm 960X 0.22mm
1. Magnification=Objective Optical Magnification * Body Magnification * Eyepiece Optical Magnification
2. Field of View=Eyepiece Field of View /(Objective Optical Magnification*Body Magnification)
3. The Darker background items are Standard items, the white background items are optional items.
Video Microscope Optical Data Sheet
P/N Objective Coupler
BM03044111  (0.25X) BM03044411  (0.5X)
Magnification Magnification
BM03033231 4X 1X 2X
BM03033331 10X 2.5X 5X
PH03033331 10X 2.5X 5X
PH03033332 10X 2.5X 5X
BM03033431 20X 5X 10X
PH03033431 20X 5X 10X
PH03033432 20X 5X 10X
BM03033531 40X 10X 20X
PH03033531 40X 10X 20X
PH03033532 40X 10X 20X
BM03033631 60X 15X 30X
1. Magnification=Objective Optical Magnification * Body Magnification * Coupler Magnification
Camera Image Sensor Specifications
No. Camera Image Sensor Size Camera image Sensor Diagonal
(mm) (inch)
1 1/4 in. 4mm 0.157"
2 1/3 in. 6mm 0.236"
3 1/2.8 in. 6.592mm 0.260"
4 1/2.86 in. 6.592mm 0.260"
5 1/2.7 in. 6.718mm 0.264"
6 1/2.5 in. 7.182mm 0.283"
7 1/2.3 in. 7.7mm 0.303"
8 1/2.33 in. 7.7mm 0.303"
9 1/2 in. 8mm 0.315"
10 1/1.9 in. 8.933mm 0.352"
11 1/1.8 in. 8.933mm 0.352"
12 1/1.7 in. 9.5mm 0.374"
13 2/3 in. 11mm 0.433"
14 1/1.2 in. 12.778mm 0.503"
15 1 in. 16mm 0.629"
16 1/1.1 in. 17.475mm 0.688"
Digital Magnification Data Sheet
Image Sensor Size Image Sensor Diagonal size Monitor
Screen Size (24in)
Digital Zoom Function
1/3 in. 6mm 101.6
1. Digital Zoom Function= (Screen Size * 25.4) / Image Sensor Diagonal size
Microscope Optical and Digital Magnifications Data Sheet
Objective Coupler Camera Monitor Video Microscope Optical Magnifications Digital Zoom Function Total Magnification Field of View (mm)
PN Magnification PN Magnification Image Sensor Size Image Sensor Diagonal size Screen Size
BM03033231 4X BM03044111 0.25X 1/3 in. 6mm 24in 1X 101.6 101.6X 6mm
BM03033231 4X BM03044411 0.5X 1/3 in. 6mm 24in 2X 101.6 203.2X 3mm
BM03033331 10X BM03044111 0.25X 1/3 in. 6mm 24in 2.5X 101.6 254X 2.4mm
BM03033331 10X BM03044411 0.5X 1/3 in. 6mm 24in 5X 101.6 508X 1.2mm
PH03033331 10X BM03044111 0.25X 1/3 in. 6mm 24in 2.5X 101.6 254X 2.4mm
PH03033331 10X BM03044411 0.5X 1/3 in. 6mm 24in 5X 101.6 508X 1.2mm
PH03033332 10X BM03044111 0.25X 1/3 in. 6mm 24in 2.5X 101.6 254X 2.4mm
PH03033332 10X BM03044411 0.5X 1/3 in. 6mm 24in 5X 101.6 508X 1.2mm
BM03033431 20X BM03044111 0.25X 1/3 in. 6mm 24in 5X 101.6 508X 1.2mm
BM03033431 20X BM03044411 0.5X 1/3 in. 6mm 24in 10X 101.6 1016X 0.6mm
PH03033431 20X BM03044111 0.25X 1/3 in. 6mm 24in 5X 101.6 508X 1.2mm
PH03033431 20X BM03044411 0.5X 1/3 in. 6mm 24in 10X 101.6 1016X 0.6mm
PH03033432 20X BM03044111 0.25X 1/3 in. 6mm 24in 5X 101.6 508X 1.2mm
PH03033432 20X BM03044411 0.5X 1/3 in. 6mm 24in 10X 101.6 1016X 0.6mm
BM03033531 40X BM03044111 0.25X 1/3 in. 6mm 24in 10X 101.6 1016X 0.6mm
BM03033531 40X BM03044411 0.5X 1/3 in. 6mm 24in 20X 101.6 2032X 0.3mm
PH03033531 40X BM03044111 0.25X 1/3 in. 6mm 24in 10X 101.6 1016X 0.6mm
PH03033531 40X BM03044411 0.5X 1/3 in. 6mm 24in 20X 101.6 2032X 0.3mm
PH03033532 40X BM03044111 0.25X 1/3 in. 6mm 24in 10X 101.6 1016X 0.6mm
PH03033532 40X BM03044411 0.5X 1/3 in. 6mm 24in 20X 101.6 2032X 0.3mm
BM03033631 60X BM03044111 0.25X 1/3 in. 6mm 24in 15X 101.6 1524X 0.4mm
BM03033631 60X BM03044411 0.5X 1/3 in. 6mm 24in 30X 101.6 3048X 0.2mm
1. Video Microscope Optical Magnifications=Objective Optical Magnification * Body Magnification * Coupler Magnification
2. Digital Zoom Function= (Screen Size * 25.4) / Image Sensor Diagonal size
3. Total Magnification= Video Microscope Optical Magnifications * (Screen Size * 25.4) / Image Sensor Diagonal size
4. Field of View (mm)= Image Sensor Diagonal size / Video Microscope Optical Magnifications
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