Microscope Bulb
$1.00
WhatsApp Order
A Microscope Bulb is a specialized halogen or LED lamp that serves as the essential illumination source for clinical and laboratory microscopes. Providing the bright, stable, and color-corrected light required for diagnostic visualization of specimens, it is a critical consumable component. Its technical specifications—voltage, wattage, base type, and filament alignment—must precisely match the microscope model. Proper handling (using gloves to avoid oil contamination) and adherence to safety protocols (allowing cooling, disconnecting power) are crucial for safe replacement and optimal bulb lifespan. Maintaining spares is vital to prevent operational downtime in diagnostic laboratories.
Description
Microscope Bulb
PRIMARY CLINICAL & DIAGNOSTIC USES
1. Illumination for Microscopic Diagnosis:
-
Primary Use: The sole purpose is to provide the bright, even, and color-corrected light source required for all forms of diagnostic light microscopy. It is the critical component that enables visualization of stained cells, tissues, and microorganisms. Without it, a microscope is non-functional for clinical work.
-
How it helps: Powers every microscopic diagnosis made in the laboratory—every cancer cell identified, every bacteria seen, every malaria parasite detected—by providing the essential light that makes the invisible visible.
2. Enabling Köhler Illumination:
-
Primary Use: A properly functioning bulb is essential for achieving Köhler illumination, a standardized method of aligning the microscope’s optical path to provide uniform brightness, maximum resolution, and optimal contrast across the entire field of view—a prerequisite for accurate diagnostic interpretation in fields like hematology and histopathology.
-
How it helps: Ensures that what a pathologist or hematologist sees through the eyepieces is a perfect, evenly lit image with maximum detail, allowing them to make accurate diagnoses without the distraction of uneven lighting or poor contrast.
3. Supporting Specific Microscopy Techniques:
-
Primary Use: The bulb’s characteristics (color temperature, brightness stability) directly affect specialized techniques such as phase contrast microscopy (for unstained live cells) and fluorescence microscopy (where a bright, stable light source is needed to excite fluorophores).
-
How it helps: Enables advanced diagnostic techniques that reveal details invisible under ordinary lighting, from living cells moving in real-time to fluorescent tags that light up specific proteins or pathogens.
SECONDARY & SUPPORTIVE USES
1. General Laboratory Illumination: In some settings, a spare microscope bulb may serve as a temporary, high-intensity light source for other lab tasks, providing emergency illumination when needed.
2. Backup/Contingency Use: Maintaining an inventory of spare bulbs is a critical laboratory function to ensure microscope downtime is minimized when a bulb fails, preventing delays in patient diagnosis and ensuring continuous laboratory operations.
KEY PRODUCT FEATURES
1. BASIC IDENTIFICATION ATTRIBUTES
-
Device Type: Specialized replacement lamp for optical microscopes.
-
Function: The illuminator or light source for the microscope.
-
Form Factor: A self-contained lamp unit, typically consisting of a glass bulb/halogen capsule seated in a pre-centered socket or holder, often with integrated electrical contacts. May include a collector lens.
-
Common Types: Halogen bulbs (6V/20W or 12V/50W/100W) are most common for clinical microscopes. Older models may use tungsten bulbs. LED replacement modules are increasingly common as modern, long-life upgrades.
2. TECHNICAL & PERFORMANCE PROPERTIES
-
Voltage & Wattage: Must exactly match the microscope's specifications (e.g., 6V 20W, 12V 50W, 12V 100W). Using an incorrect bulb can damage the microscope's power supply or provide inadequate/ excessive illumination.
-
Color Temperature: Halogen bulbs provide a color temperature of ~3200K, yielding a bright, slightly yellowish-white light that is suitable for most stained specimen observations. Some advanced bulbs are designed for daylight color balance (~5500K).
-
Lifetime: Halogen bulbs have a typical rated life of 50 to 200 hours under normal operating conditions. LED modules can last 20,000+ hours.
-
Brightness Stability: A new, properly functioning bulb provides stable, flicker-free illumination. Brightness dims over the bulb's life and becomes unstable near end-of-life.
-
Filament Alignment: In halogen bulbs, the filament must be precisely positioned (pre-centered) within the bulb envelope to ensure the light source is correctly aligned in the microscope's optical path when installed.
3. PHYSICAL & OPERATIONAL PROPERTIES
-
Base Type: Has a specific base/socket type that matches the microscope's lamp housing (e.g., two-pin, bi-pin, screw base). Common types include GY6.35, JC type, or proprietary holders.
-
Heat Output: Halogen bulbs generate significant heat during operation. The microscope's housing is designed to dissipate this heat. Bulbs should only be handled with a cloth or gloves when cool to prevent oils from skin causing hot spots and premature failure.
-
Replacement Process: Involves accessing the lamp housing (often in the microscope base), removing the old bulb/socket assembly, and inserting the new one. The glass bulb itself should never be touched with bare fingers.
4. SAFETY & COMPLIANCE ATTRIBUTES
-
Electrical Safety: Must be designed to meet basic electrical safety standards for low-voltage laboratory equipment.
-
Material Safety: The bulb contains halogen gas under pressure. Should be protected from impact to prevent shattering.
-
Compatibility: Not an independently regulated medical device. Its safety and performance are intrinsic to the microscope system. It is a critical consumable component.
5. STORAGE & HANDLING ATTRIBUTES
-
Storage: Store in its original protective packaging in a cool, dry place. Protect from physical shocks and vibration.
-
Handling Precautions: Always handle with gloves or a lint-free cloth to prevent skin oils from contaminating the quartz glass envelope. Oils can carbonize when hot, creating hot spots that lead to bulb explosion or drastically reduced lifespan.
-
Inventory Management: Laboratories should maintain a stock of at least one compatible spare bulb for each microscope model to ensure continuous operation.
6. LABORATORY & CLINICAL APPLICATIONS
-
Primary Application: A disposable/replaceable component essential for the core function of any clinical light microscope used in diagnostic laboratories.
-
Critical Dependency: The quality of the light directly impacts the quality of the microscopic image and, therefore, the accuracy of the diagnostician's observation.
SAFETY HANDLING PRECAUTIONS
1. SAFETY PRECAUTIONS
-
Burn Hazard: The bulb and surrounding housing become extremely hot during and immediately after use. Allow the bulb to cool completely (15-30 minutes) before attempting replacement.
-
Electrical Hazard: Always turn off the microscope and unplug it from the power outlet before replacing the bulb.
-
Glass Hazard: Bulbs can shatter if mishandled or due to internal failure. Wear safety glasses during replacement if there is any risk. Dispose of broken bulbs carefully in a puncture-resistant container.
-
Correct Specification: Never install a bulb with a voltage or wattage rating different from the one specified by the microscope manufacturer. This can cause electrical damage or fire.
2. FIRST AID MEASURES
-
Burn: If skin is burned on a hot bulb or housing, cool the burn immediately under cool running water for several minutes. Cover with a sterile dressing. Seek medical attention for serious burns.
-
Cut from Glass: If injured by broken glass, clean the wound, apply pressure to stop bleeding, and seek medical attention for deep cuts or if glass is embedded.
-
Electrical Shock: If shock occurs during replacement (e.g., from touching contacts on a plugged-in unit), disconnect power and seek medical attention if necessary.
3. FIRE FIGHTING MEASURES
-
Flammability: The plastic socket, wiring, and surrounding materials are combustible.
-
Extinguishing Media: For an electrical fire originating in the microscope base, use a CO₂ or dry chemical (Class C) fire extinguisher.
-
Special Procedures: Unplug the microscope if safe to do so.
Related products
Brucella Set
$1.00
A Brucella Set is a comprehensive serological test system (Class II medical device, CE-marked/FDA-cleared) for qualitative and quantitative detection of antibodies against Brucella species (B. abortus, B. melitensis, B. suis, B. canis) using multiple methodologies including tube agglutination, slide agglutination, and 2-mercaptoethanol (2-ME) testing. The set includes killed, stained Brucella antigens, positive and negative controls, dilution tubes, reaction cards, and 2-ME reagent for IgM/IgG differentiation. Diagnostic titer ≥1:160 or fourfold rise confirms brucellosis. Primary clinical applications include diagnosis of brucellosis in endemic regions (undulant fever, night sweats, arthralgia), fever of unknown origin investigation, occupational health screening in high-risk workers (veterinarians, farmers, slaughterhouse workers), diagnosis of focal complications (sacroiliitis, spondylitis, meningitis, endocarditis), treatment monitoring (fourfold decline indicates response), outbreak investigation, and public health surveillance. Critical safety precautions include handling all samples in biosafety cabinet (Brucella is highly infectious via aerosol), 2-ME reagent toxicity (use fume hood), awareness of prozone phenomenon (serial dilutions essential), cross-reactions with other Gram-negative bacteria, and mandatory reporting to public health authorities. Essential test for brucellosis diagnosis in endemic regions and occupational health settings.
Centrifuge Tubes
$1.00
Centrifuge Tubes are specialized disposable containers (polypropylene) designed to withstand high centrifugal forces (up to 30,000 x g) for separating biological fluids based on density. Available in microcentrifuge sizes (0.2-2.0 mL), conical tubes (15 mL, 50 mL), and larger volumes (100-500 mL). Features include leak-proof screw caps with O-rings (conical tubes), snap caps (microcentrifuge tubes), graduated volume markings, writing areas, and sterile/non-sterile options. Certified RNase/DNase-free, pyrogen-free, and autoclavable. Primary clinical applications include blood component separation (serum/plasma), urine sediment preparation, microbiology sample concentration, molecular biology (DNA/RNA extraction), cell culture processing, protein/enzyme analysis, and viral load testing. Critical safety precautions include never exceeding maximum RCF rating, proper balancing by weight, secure cap tightening, inspection for cracks, and disposal as biohazardous waste. Essential consumable in every clinical, research, and industrial laboratory.
Finecare Analyzer
$1.00
The Finecare Analyzer is a Class II medical device (FDA-cleared, CE-marked) fluorescence immunoassay system manufactured by Wondfo Biotech for quantitative detection of cardiac markers (troponin I, CK-MB, myoglobin), inflammatory markers (CRP, procalcitonin), thyroid hormones (TSH, FT3, FT4), diabetes markers (HbA1c), reproductive hormones (LH, FSH, prolactin), tumor markers (AFP, CEA, PSA), and infectious disease markers. Features include time-resolved fluorescence technology, color touchscreen interface, built-in printer (select models), USB/Ethernet connectivity, and internal rechargeable battery for portable use. Test time 3-15 minutes, sample volume 50-100 µL (whole blood, serum, plasma). Primary clinical applications include rapid diagnosis of acute myocardial infarction in chest pain patients, early detection of sepsis and bacterial infections, thyroid disorder diagnosis and monitoring, long-term glycemic control assessment in diabetes, fertility and reproductive health evaluation, cancer screening and surveillance, and infectious disease testing in endemic and clinical settings. Critical safety precautions include proper test cartridge storage (2-8°C), regular quality control, biohazard safety protocols, and operator training. Essential point-of-care testing system for hospitals, clinics, and remote healthcare facilities requiring rapid, quantitative results.
H.pylori test kits (Antigen)
$1.00
H.pylori test kits (Antigen) are Class II medical devices (FDA-cleared/CE-marked) for rapid immunochromatographic or enzyme immunoassay detection of Helicobacter pylori antigens in stool specimens, enabling non-invasive diagnosis of active infection and post-treatment eradication confirmation. Test principles use monoclonal or polyclonal antibodies specific to H. pylori antigens, producing visible results in 10-20 minutes (rapid tests) or 1-2 hours (EIA). Sensitivity 90-98%, specificity 92-99% compared to gold standard methods. Primary clinical applications include rapid diagnosis of H. pylori infection in patients with dyspepsia, initial screening in uncomplicated dyspepsia (test-and-treat strategy), confirmation of active infection before therapy, post-treatment eradication confirmation (4-6 weeks after therapy), pediatric testing (preferred non-invasive method), screening in high-risk populations (family history of gastric cancer), and monitoring in patients with peptic ulcer disease or MALT lymphoma. Critical safety precautions include mandatory washout period (4 weeks off antibiotics, 2 weeks off PPIs) to avoid false negatives, proper specimen handling (universal precautions), refrigerated storage of kits (2-30°C), quality control verification, and disposal as biohazardous waste. Essential non-invasive tool for H. pylori management in gastroenterology and primary care.
Hepatitis B Test Kit
$1.00
The Hepatitis B Test Kit is an in vitro diagnostic device for the detection of Hepatitis B virus markers in human blood samples, available in rapid, ELISA, and molecular formats. It detects specific antigens (HBsAg) and antibodies (anti-HBc, anti-HBs) to diagnose acute and chronic infection, monitor treatment response, screen blood donations, and determine immunity status. With high sensitivity (>98%) and specificity (>99%), it provides results in 15 minutes to 4 hours depending on format. Essential applications include prenatal screening to prevent mother-to-child transmission, evaluation of acute hepatitis, pre-immunosuppression screening, and occupational health testing. All patient samples must be handled with universal precautions, and testing must include appropriate quality controls.
Manual Centrifuge
$1.00
A Manual Centrifuge (hand-powered) is a non-electric mechanical device for separating fluids based on density, designed for use in field clinics, remote health posts, and developing world settings where electricity is unavailable or unreliable. Operated by hand crank, pull-cord, or foot pedal, achieving speeds of 1,000-4,000 RPM and RCF up to 1,500 x g. Accepts standard blood collection tubes (2-5 mL), microhematocrit tubes, and small centrifuge tubes. Primary clinical applications include separation of serum/plasma for basic diagnostic testing, urine sediment concentration for microscopy, microhematocrit determination for anemia screening, concentration of parasites for malaria and other vector-borne disease diagnosis, field epidemiology and outbreak investigation, veterinary medicine in rural settings, and teaching in resource-limited institutions. Critical safety precautions include meticulous balancing of tubes by weight (absolutely essential), never exceeding maximum rated speed, using appropriate PPE (no aerosol containment), regular inspection of gears and rotor for wear, and proper training of operators. Essential equipment for basic laboratory capabilities in low-resource and field settings.
Rheumatoid factor
$1.00
Rheumatoid Factor (RF) testing is a quantitative or semi-quantitative serological assay (nephelometry, turbidimetry, latex agglutination, or ELISA) for detecting autoantibodies against the Fc portion of immunoglobulin G, primarily of the IgM isotype. RF is a key marker in the ACR/EULAR classification criteria for rheumatoid arthritis, with sensitivity 60-80% and specificity 70-90%. Test requires serum samples; results reported in IU/mL (reference <15-20 IU/mL) or titer. Primary clinical applications include diagnosis and classification of rheumatoid arthritis, prognostic assessment (high-titer RF correlates with severe, erosive disease), differential diagnosis of inflammatory arthritis, monitoring disease activity, diagnosis of Sjögren's syndrome, evaluation of mixed cryoglobulinemia (hepatitis C-associated), and assessment of other autoimmune and chronic inflammatory conditions. Critical safety precautions include awareness of false positives (other autoimmune diseases, chronic infections, healthy elderly), false negatives (seronegative RA 20-30%), need for clinical correlation, and anti-CCP antibody testing to improve diagnostic accuracy. Essential test for rheumatology practice, autoimmune disease evaluation, and differential diagnosis of inflammatory arthritis.
VDRL Test For Syphilis
$1.00

Dermatoscope and Magnifiers
Diagnostic Kits
Vital Signs Monitors
Stethoscopes and Accessories
Otoscopes, Ophthalmoscopes, and Retinoscopes
Reflex Hammers and Neurological Tools
Scales and Measuring Devices
Spirometers and Pulmonary Function Tests
Electrosurgical Units and Accessories
Cutting Instruments
Grasping and Holding Instruments
Hemostatic Instruments
Specialized Surgical Sets
Single-Use Procedure Trays and Packs
Surgical Drapes, Gowns, and Covers
Tissue Unifying Instruments
Radiation Protection
X-Ray Machines and Accessories
Ultrasound Systems and Probes
MRI and CT Scanners
Radiology Consumables
Bone Densitometers
Fluoroscopy Equipment
Imaging Tables and Positioning Aids
Microscopes and Accessories
Centrifuges and Separators
Analyzers
Incubators and Ovens
Pipettes, Dispensers, and Lab Glassware
Refrigerators, Freezers, and Storage Units
Lab Consumables
Sterilizers and Autoclaves for Lab Use
Multi-Parameter Monitors
Ventilators and Respiratory Support Devices
Defibrillators and AEDs
Infusion Pumps and IV Systems
Patient Warmers and Cooling Devices
Central Monitoring Stations
Accessories
Anesthesia Machines and Workstations
Oxygen Concentrators and Delivery Systems
Nebulizers and Inhalers
CPAP/BiPAP Machines
Airway Management
Anesthesia Masks, Circuits, and Bags
Humidifiers and Heaters
Respiratory Therapy Accessories
First Aid Kits and Cabinets
Emergency Resuscitation Equipment
Trauma Supplies
Emergency Carts and Crash Carts
Burn Care Products
Bleeding Control
Automated External Defibrillators (AEDs)
Transport and Evacuation
Wheelchairs and Accessories
Walkers, Crutches, and Canes
Prosthetics and Orthotics
Physical Therapy Equipment
Transfer Devices
Bathroom Safety
Orthopedic Traction and Tables
Hot/Cold Therapy Packs and Units
Beds and Mattresses
Chairs and Stools
Tables
Cabinets and Storage
Privacy Screens & Curtains
Stands and Racks
Linens and Textiles
Lighting
Autoclaves and Sterilizers
Ultrasonic Cleaners
Disinfectant Solutions and Wipes
Sterilization Pouches, Wraps, and Indicators
Instrument Trays and Containers
UV and Ozone Disinfection Devices
Washer Disinfectors
Wound Care
Gloves
Masks and Respirators
Catheters and Tubing
Swabs, Applicators, and Sponges
Incontinence Products
Personal Protective Equipment (PPE)
Dental Chairs and Units
Handpieces and Burs
Instruments
Consumables
Sterilization for Dental Use
Orthodontic Supplies
Endodontic Tools
Slit Lamps and Tonometers
Lensometers and Phoropters
Ophthalmic Surgical Instruments
Eyewear Frames and Lenses
Contact Lens Supplies
Vision Testing Charts and Devices
Eye Care Consumables
Laser Systems for Eye Care
ENT Exam Chairs and Tables
Endoscopes
Audiometers and Hearing Tests
ENT Instruments
Nasal and Throat Packs
Hearing Aids and Accessories
Otology Supplies
Fetal Dopplers and Monitors
Delivery Beds and Tables
Gynecological Instruments
Neonatal Incubators and Warmers
Breast Pumps and Accessories
Contraceptive Devices
Maternity Supports and Pads
Neonatal Consumables
Cystoscopes and Urethroscopes
Dialysis Machines and Supplies
Urological Catheters and Bags
Lithotripters
Prostate Treatment Devices
Urinary Incontinence Products
Kidney Stone Management Tools
Consumables & Disposables
EEG and EMG Machines
Neurosurgical Instruments
Nerve Stimulators
Headrests and Positioning Aids
Lumbar Puncture Kits
Seizure Monitoring Devices
Consumables
Rehabilitation for Neurological Conditions
ECG Machines and Accessories
Holter Monitors
Stress Test Systems
Pacemakers and Defibrillator Accessories
Vascular Access Devices
Cardiac Catheters and Guidewires
Blood Flow Meters
Consumables
Orthopedic Instruments
Casts, Splints, and Padding
Joint Replacement Supplies
Prosthetic Limbs and Components
Bone Grafts and Substitutes
Traction Devices
Orthopedic Braces and Supports
Rehabilitation Aids for Orthopedics
Home Oxygen Therapy
Hospital Beds for Home Use
Mobility Aids
Bathroom and Daily Living Aids
Wound Care for Home
Monitoring Devices
Enteral Feeding Pumps and Tubes
Hand Sanitizers and Dispensers
Face Shields and Goggles
Isolation Gowns and Suits
Biohazard Waste Containers
Air Purifiers and HEPA Filters
Surface Disinfectants
Sharps Containers
Protective Barriers
Cardiovascular & Endurance Training
Strength Training & Weightlifting
Functional Training & Core Conditioning
Physical Therapy & Rehabilitation
Sports & Outdoor Recreation
Gym Flooring & Facility Equipment
Fitness Monitoring & Accessories
Kids & Novelties