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  • LT089 3.5V Heine #089 200, X-002.88.089 for Heine Retinoscope
  • LT089 3.5V Heine #089 200, X-002.88.089 for Heine Retinoscope
  • LT089 3.5V Heine #089 200, X-002.88.089 for Heine Retinoscope
  • LT089 3.5V Heine #089 200, X-002.88.089 for Heine Retinoscope
  • LT089 3.5V Heine #089 200, X-002.88.089 for Heine Retinoscope
LT089 3.5V Heine #089 200, X-002.88.089 for Heine Retinoscope

LT089 3.5V Heine #089 200, X-002.88.089 for Heine Retinoscope

  • 10 - 49 Pieces
    $19.90
  • 50 - 99 Pieces
    $18
  • >= 100 Pieces
    $14
View product details

LT089 3.5V Heine #089 200, X-002.88.089 for Heine Retinoscope

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Precision Illumination for Medical Devices: Designed as a 3.5V halogen bulb for the Heine Retinoscope, providing bright, consistent warm white light (6000K color temperature) critical for eye examinations.
  • Low-Voltage Compatibility: Operates efficiently at 3.5W, ensuring safety and reliability in low-power medical and electronic applications.

Key features

  • 1. Corrosion-Resistant Brass Construction

    • With a corrosion-resistant brass body, ensure long-lasting durability in electronic devices and medical equipment, resisting wear and tear over time.

  • 2. Seamless Compatibility Design

    • With a compact, standardized base design, seamlessly integrate into Heine Retinoscope models and other low-voltage circuits for hassle-free installation.

  • 3. Energy-Efficient Low-Power Operation

    • With 3.5W energy-efficient operation, achieve optimal brightness at 3.5V while using up to 40% less power compared to standard 5W bulbs*.

  • 4. Precision-Led Medical Applications

    • Designed for medical diagnostics, deliver stable warm white light (6000K) in eye examination tools, ensuring precision in low-power environments.

  • 5. CE Certified Safety & Quality

    • With CE certification, meet rigorous safety and quality standards required for professional medical and electronic applications.

Product details

LT089 3.5V Heine #089 200, X-002.88.089 for Heine Retinoscope

The LT089 3.5V Heine #089 bulb is a compact, durable halogen light source designed for low-voltage applications. Crafted from corrosion-resistant brass with a warm white emission (6000K color temperature), it delivers reliable illumination for medical devices, small electronics, and toys. CE-certified and backed by a 1-year warranty, this bulb combines precision engineering with versatile customization options.

Technical specifications

FeatureSpecificationBenefit
MaterialBrassDurable, corrosion-resistant, and conductive
Voltage3.5VSafe for low-power devices
Power3.5WEnergy-efficient operation
Color Temperature6000K (Warm White)Balanced light for precision tasks
CertificationCEMeets EU safety and quality standards
Warranty1 yearComprehensive after-sales support

Customization guide

Adjustable parameters include:

  • Mounting configuration (e.g., threaded base or soldering points) to integrate into custom circuits.
  • Lens tint (optional) to modify light diffusion for specific applications.
  • Filament type (if applicable) to optimize brightness or longevity.

Get inspired

With its compact brass design and low-voltage compatibility, the LT089 is ideal for medical tools like the Heine Retinoscope, where precise, glare-free illumination is critical. Its warm white light also enhances visibility in small electronic devices or toys without overwhelming users.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Luminous Flux100 lm+20% (120 lm)+40% (140 lm)*
Lifespan1,000 hours1,500 hours2,000 hours
DurabilityStandard brassEnhanced corrosion protectionMilitary-grade alloy coating

Supplier's note

  1. Technical Breakthroughs:

    • Brass Construction: With X’s brass body, you can ensure long-term reliability in humid environments.
    • 6000K Warm White Light: Combines cool-white efficiency with a soft glow for reduced eye strain.
    • CE Certification: Meets stringent EU safety standards for medical and consumer electronics.

  2. Version Selection Guide:

    • Base Model: Ideal for basic applications like toys or low-intensity tools.
    • Advanced Model: Perfect for moderate-use devices requiring extended lifespan (e.g., portable medical instruments).
    • Pro Model: Choose this for harsh environments (e.g., industrial prototyping labs) where durability and brightness are critical.

*Pro Model’s 140 lm output outperforms industry benchmarks by 20%, enabling clearer visibility in dimly lit settings.

Frequently asked questions

  • Which Heine bulb model is best suited for medical devices like retinoscopes?

  • How do I clean the brass body of the LT089 Heine bulb?

  • Why is brass preferred for the LT089 bulb’s construction?

  • Can the LT089 bulb be customized for specific applications?

  • Is the LT089 bulb CE-certified and safe for medical use?

  • What low-voltage devices is the LT089 bulb ideal for?

  • Does the 6000K color temperature mean the light is cold?

  • What warranty does the LT089 Heine bulb come with?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Halogen BulbsMedical devices (retinoscopes), automotive3.5W (low power ▲), 6000K (cool white ▲ accuracy), brass durability (▲ corrosion resistance), CE certified (EU safety)Bright, consistent light; durable brass construction; precise color temp (6000K ▲ diagnostics)Short lifespan (2000h ▲▲ vs LEDs), higher energy use, requires 3.5V voltage ▲ safety
LED BulbsGeneral residential/commercial lighting50,000h lifespan (▲▲▲), 3W energy efficiency (▲ 90% less power than incandescent), dimmable (▲ flexibility)Energy-efficient, long-lasting, eco-friendlyHigher upfront cost, potential color shift over time, slower dimming response
Incandescent BulbsDecorative lighting, low-cost setups1000h lifespan (▲ low), 40W (▲▲ higher power use), warm white (2700K ▲ cozy ambiance)Inexpensive, instant light, widely compatibleInefficient (90% energy as heat), short lifespan, no dimming support
Fluorescent BulbsOffice/industrial lighting8000h lifespan (▲▲), 18W (▲ energy-efficient for output), mercury content (▲ environmental risk)Cost-effective for large areas, high lumen outputContains mercury (▲ disposal hazard), slow startup, flicker issues
Specialty Medical LightingDiagnostic tools (ophthalmology)6000K (▲ precision), waterproof IP65 (▲▲ safety), 5-year warranty (▲▲ industry avg 1yr), 3.5V low voltage (▲ safety)Ultra-reliable, accurate color temp, durable for medical useHigh cost, niche application, limited brightness adjustability
Energy-Saving BulbsHome/offices seeking efficiency10W (▲ low power ▲▲ 60% less than halogen), 10,000h lifespan (▲▲), mercury-free (▲ eco-friendly)Low energy bills, eco-conscious choice, long-lastingPotential flicker, limited dimming compatibility, gradual light degradation

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