INDUSTRY COMPONENT

Light Source

Light source component for optical counting sensors that provides illumination for object detection and counting applications.

Component Specifications

Definition
A specialized light-emitting component integrated into optical counting sensors, designed to produce consistent, controlled illumination that enables photodetectors to accurately detect and count objects passing through the sensor's field of view. This component typically includes the emitter, optics, and driver circuitry optimized for industrial counting applications.
Working Principle
The light source emits photons at specific wavelengths (typically visible or near-infrared) that illuminate objects passing through the detection zone. When objects interrupt or reflect this light, the photodetector measures the change in light intensity, which is processed by the sensor's electronics to count objects. Common technologies include LEDs (for energy efficiency and long life) and laser diodes (for precision applications).
Materials
LED/Laser diode chip (GaAs, GaN, InGaN), aluminum or copper heat sink, borosilicate glass or polycarbonate lens, ceramic or FR4 substrate, gold bonding wires, silicone encapsulation, anodized aluminum housing.
Technical Parameters
  • Lifetime >50,000 hours
  • IP Rating IP65/IP67
  • Beam Angle 15-60 degrees
  • Wavelength 630-850 nm
  • Output Power 5-50 mW
  • Response Time <1 μs
  • Operating Voltage 3.3-24 VDC
  • Current Consumption 20-150 mA
  • Operating Temperature -20°C to +70°C
Standards
ISO 12100, IEC 60825-1, DIN EN 60529

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Light Source.

Parent Products

This component is used in the following industrial products

Engineering Analysis

Risks & Mitigation
  • Thermal degradation from inadequate heat dissipation
  • Output intensity drift over time
  • Lens contamination affecting light transmission
  • Electrical surge damage
  • Wavelength shift with temperature changes
FMEA Triads
Trigger: Insufficient heat sinking
Failure: Premature LED degradation and output reduction
Mitigation: Implement thermal management design with calculated heat sinks and temperature monitoring
Trigger: Voltage spikes in power supply
Failure: Driver circuit damage and complete light source failure
Mitigation: Include surge protection circuits and regulated power supplies
Trigger: Environmental contamination
Failure: Reduced light transmission and inaccurate counting
Mitigation: Use sealed housings with protective windows and implement regular cleaning protocols

Industrial Ecosystem

Compatible With

Interchangeable Parts

Compliance & Inspection

Tolerance
±5% output intensity, ±2nm wavelength stability
Test Method
Spectroradiometer measurement per IEC 62471, thermal cycling test per IEC 60068-2-14, vibration test per IEC 60068-2-6

Buyer Feedback

★★★★☆ 4.8 / 5.0 (13 reviews)

"Great transparency on the Light Source components. Essential for our Computer, Electronic and Optical Product Manufacturing supply chain."

"The Light Source we sourced perfectly fits our Computer, Electronic and Optical Product Manufacturing production line requirements."

"Found 39+ suppliers for Light Source on CNFX, but this spec remains the most cost-effective."

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Frequently Asked Questions

What is the typical lifespan of an industrial light source for counting sensors?

Industrial-grade light sources typically have lifespans exceeding 50,000 hours of continuous operation, with LED-based designs offering the longest service life and minimal maintenance requirements.

Can light sources be replaced independently of the entire sensor?

Most modern optical counting sensors feature modular designs where the light source can be replaced separately, though calibration may be required after replacement to maintain counting accuracy.

What maintenance do light sources require?

Primary maintenance involves periodic cleaning of optical surfaces to prevent dust accumulation, checking electrical connections for corrosion, and verifying output intensity using calibrated measurement tools.

Can I contact factories directly?

Yes, each factory profile provides direct contact information.

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