AMADA INSTRUMENT CO.,LIMITED — Nanjing China
Cold Light Source

150W Halogen Lamp Cold Light Source for Microscope AM-150W

The AM-150W is a 150W halogen lamp cold light source designed for use with microscopes.

Product Overview

The AM-150W is a 150W halogen lamp cold light source designed for use with microscopes. It delivers ≥1,600,000 LX of output illumination with a color temperature of ≥3200K, suitable for consistent lighting in biological, stereo, metallurgical and inspection applications. The unit operates on 110V/220V±10V, 50Hz±1Hz, and includes overvoltage, overcurrent and short circuit protection. It features a stable, lightweight design with no light leakage and low interface temperature.

  • Bulb model24V/150W
  • Bulb color temperature≥3200K
  • Power supply voltage110V/220V±10V 50Hz±1Hz
  • Earth leakage current≤0.5mA
  • Noise level≤55dB
  • Operating temperature range10 degC to 45 degC

Key Benefits

  • Delivers ≥1,600,000 LX output illumination for bright, even specimen lighting
  • Color temperature ≥3200K provides neutral white light suitable for accurate color rendering
  • Adjustable brightness from zero, allowing fine control for sensitive samples
  • No light leakage in the chassis ensures clean illumination without stray light
  • Low interface temperature reduces risk of heat damage to microscope components
  • Overvoltage, overcurrent and short circuit protection prevents power-related failures
  • Operates continuously from -10 degC to 45 degC, suitable for varied lab and workshop environments

Application Scenarios

  • Providing consistent illumination for biological specimen observation under a stereo or biological microscope
  • Supporting high-precision inspection of PCBs, SMD components and BGA joints under a metallurgical or digital microscope
  • Enabling detailed examination of metal surfaces, fractures and coatings in quality control labs
  • Supplying stable lighting during long-duration microscopy sessions in teaching or research labs
  • Integrating into a microscope setup where adjustable brightness and low heat output are required

Who It Is For

  • Electronics manufacturers performing SMD and BGA inspection and rework
  • Clinical, veterinary and research laboratories using microscopes for specimen analysis
  • Metallurgy and materials testing labs requiring uniform illumination for surface evaluation
  • Teaching and training labs in universities and technical schools
  • Jewellery and watchmaking workshops needing precise, low-heat lighting for micro-assembly

Problems It Solves

  • A standard lamp with fixed brightness cannot adapt to varying specimen contrast or sensitivity
  • Excessive heat from a lamp can damage delicate microscope components or affect specimen integrity
  • Light leakage in the chassis causes unwanted glare and reduces image contrast
  • Lack of power protection increases risk of damage from voltage spikes in industrial environments
  • Inconsistent illumination across the field of view leads to unreliable inspection results

Technical Features

  • Halogen lamp with 24V/150W bulb model
  • Output illumination ≥1,600,000 LX
  • Color temperature ≥3200K
  • Adjustable brightness from zero
  • No light leakage in chassis
  • Interface temperature relatively low
  • Overvoltage, overcurrent and short circuit protection
  • Noise level ≤55dB during operation
  • Continuous operation from -10 degC to 45 degC
  • Normal working case temperature ≤54 degC
  • Power supply voltage: 110V/220V±10V, 50Hz±1Hz
  • Earth leakage current ≤0.5mA
  • No-load output voltage change ≤0.05V

Specifications

Bulb model24V/150W
Bulb color temperature≥3200K
Power supply voltage110V/220V±10V 50Hz±1Hz
Earth leakage current≤0.5mA
Noise level≤55dB
Operating temperature range10 degC to 45 degC
Normal working case temperature≤54 degC
Protection functionsOvervoltage, overcurrent, short circuit
Brightness adjustmentFrom zero
Light leakageNone in chassis
Interface temperatureRelatively low
No-load output voltage change≤0.05V

Specifications are taken from the AMADA product data for this item. Confirm critical dimensions with us in writing before ordering.

Comparison With Other Options

Standard halogen lamp without cold light source designThe AM-150W reduces heat at the interface and prevents light leakage, making it safer and more stable for long-term use with sensitive microscope components.
LED cold light source with fixed brightnessThe AM-150W allows brightness adjustment from zero, offering greater control for low-contrast or heat-sensitive samples.
Low-power halogen lamp (e.g. 50W)The 150W model provides significantly higher illumination output (≥1,600,000 LX) for demanding inspection tasks.

Use Guide

  • Ensure the power supply matches the local voltage (110V or 220V) and frequency (50Hz) before connecting
  • Adjust brightness from zero to prevent sudden exposure to high light levels
  • Do not operate the unit in environments exceeding 45 degC continuous temperature
  • Keep the chassis clean and free of dust to maintain heat dissipation and prevent light leakage
  • Verify the interface temperature remains low during prolonged use to avoid damage to microscope components
Answers

Frequently Asked Questions

What is the output illumination of the AM-150W?

The output illumination is ≥1,600,000 LX.

Can I adjust the brightness of the lamp?

Yes. The brightness can be adjusted from zero.

Does the lamp have overvoltage protection?

Yes. The power supply includes overvoltage, overcurrent and short circuit automatic protection.

What is the operating temperature range?

The unit can operate continuously from -10 degC to 45 degC.

Is there light leakage in the chassis?

No. The chassis is designed to have no light leakage.

What is the interface temperature during operation?

The interface temperature is relatively low, with the case temperature not exceeding 54 degC under normal working conditions.

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