Industry-Verified Manufacturing Data (2026)

Light Sensor

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard Light Sensor used in the Computer, Electronic and Optical Product Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Light Sensor is characterized by the integration of Photodiode and Optical Filter. In industrial production environments, manufacturers listed on CNFX commonly emphasize Semiconductor (e.g., Silicon) construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A device that detects and measures light intensity or illuminance.

Product Specifications

Technical details and manufacturing context for Light Sensor

Definition
A component within an Environmental Sensor Array that monitors ambient light levels, providing data for environmental control, energy management, and automated lighting systems.
Working Principle
Converts incident light into an electrical signal using photodiodes, phototransistors, or photoresistors, with output proportional to light intensity.
Common Materials
Semiconductor (e.g., Silicon)
Technical Parameters
  • Measurement range of detectable light intensity (lux) Standard Spec
Components / BOM
  • Photodiode
    Converts light photons into electrical current
    Material: Silicon
  • Optical Filter
    Filters specific wavelengths for accurate spectral response
    Material: Glass or Polymer
  • Signal Conditioning Circuit
    Amplifies and processes the raw electrical signal
    Material: Copper, Silicon
Engineering Reasoning
0.1-100000 lux
Photodiode saturation at 150000 lux causing nonlinear response >5% deviation
Design Rationale: Photodiode electron-hole pair generation rate exceeds recombination rate at high illuminance, leading to charge carrier accumulation and response saturation
Risk Mitigation (FMEA)
Trigger Photodiode dark current increase to 100 nA at 85°C due to thermal generation of electron-hole pairs
Mode: Signal-to-noise ratio degradation below 40 dB causing measurement error >10%
Strategy: Thermoelectric cooler maintaining photodiode at 25±2°C with PID temperature control
Trigger Optical window contamination accumulating 0.5 mg/cm² particulate matter blocking 30% incident light
Mode: Transmittance reduction to 70% causing calibrated output deviation >15%
Strategy: Hermetic sealing with IP67 rating and periodic 365 nm UV cleaning cycle every 1000 hours

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Light Sensor.

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: 0 to 1 bar (ambient pressure only)
other spec: Illuminance range: 0.01 to 100,000 lux
temperature: -40°C to 85°C
Media Compatibility
✓ Indoor ambient air ✓ Cleanroom environments ✓ Outdoor weather-protected enclosures
Unsuitable: High-pressure or submerged liquid applications
Sizing Data Required
  • Required illuminance measurement range (lux)
  • Spectral response requirements (e.g., visible, IR, UV)
  • Required accuracy and response time

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Photodetector degradation
Cause: Prolonged exposure to UV radiation or high-intensity light sources causing semiconductor material breakdown
Lens contamination/obscuration
Cause: Accumulation of dust, oil mist, or process residues on optical surfaces reducing light transmission
Maintenance Indicators
  • Inconsistent or erratic readings despite stable light conditions
  • Visible accumulation of contaminants on lens surface or physical damage to optical components
Engineering Tips
  • Install protective UV filters or optical attenuators for high-intensity applications to prevent photodetector saturation and degradation
  • Implement regular cleaning schedules using appropriate optical-grade solvents and lint-free wipes, combined with environmental sealing where feasible

Compliance & Manufacturing Standards

Reference Standards
ISO 15008:2017 (Road vehicles - Ergonomic aspects of transport information and control systems - Specifications and test procedures for in-vehicle visual presentation) ANSI/IES LM-79-19 (Approved Method: Electrical and Photometric Measurements of Solid-State Lighting Products) DIN 5032-7:2017-08 (Photometry - Part 7: Classification of illuminance meters and luminance meters)
Manufacturing Precision
  • Spectral Response: +/-5% deviation from specified wavelength range
  • Linearity Error: +/-2% across full measurement range
Quality Inspection
  • Dark Current Test (measurement of output signal in complete darkness to verify noise levels)
  • Spectral Response Calibration (verification against NIST-traceable reference light sources)

Factories Producing Light Sensor

Verified manufacturers with capability to produce this product in China

✓ 96% Supplier Capability Match Found

S Sourcing Manager from Australia Feb 25, 2026
★★★★★
"Great transparency on the Light Sensor components. Essential for our Computer, Electronic and Optical Product Manufacturing supply chain."
Technical Specifications Verified
P Procurement Specialist from Singapore Feb 22, 2026
★★★★☆
"The Light Sensor we sourced perfectly fits our Computer, Electronic and Optical Product Manufacturing production line requirements. (Delivery took slightly longer than expected, but technical support was excellent.)"
Technical Specifications Verified
T Technical Director from Germany Feb 19, 2026
★★★★★
"Found 54+ suppliers for Light Sensor on CNFX, but this spec remains the most cost-effective."
Technical Specifications Verified
Verification Protocol

“Feedback is collected from verified sourcing managers during RFQ (Request for Quote) and factory evaluation processes on CNFX. These reports represent historical performance data and technical audit summaries from our B2B manufacturing network.”

12 sourcing managers are analyzing this specification now. Last inquiry for Light Sensor from India (11m ago).

Supply Chain Compatible Machinery & Devices

Modular Industrial Edge Computing Device

Rugged computing platform for industrial data processing at the network edge

Explore Specs →
Industrial Smart Camera Module

Embedded vision system for industrial automation and quality inspection.

Explore Specs →
Industrial Wireless Power Transfer Module

Wireless power transfer module for industrial equipment applications

Explore Specs →
Industrial Smart Sensor Module

Modular industrial sensor with embedded processing and wireless connectivity

Explore Specs →

Frequently Asked Questions

What is the primary application of this light sensor in manufacturing?

This light sensor is primarily used for quality control, automated inspection systems, and environmental monitoring in computer, electronic, and optical product manufacturing facilities.

How does the optical filter improve sensor performance?

The optical filter selectively transmits specific wavelengths while blocking others, enhancing measurement accuracy by reducing interference from ambient light sources and improving signal-to-noise ratio.

What maintenance is required for industrial light sensors?

Regular calibration, cleaning of optical surfaces, and inspection of electrical connections are recommended. The semiconductor components typically have long lifespans with minimal maintenance when used within specified operating conditions.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Get Quote for Light Sensor

Request technical pricing, lead times, or customized specifications for Light Sensor directly from verified manufacturing units.

Your business information is encrypted and only shared with verified Light Sensor suppliers.

Thank you! Your message has been sent. We'll respond within 1–3 business days.
Thank you! Your message has been sent. We'll respond within 1–3 business days.

Need to Manufacture Light Sensor?

Connect with verified factories specializing in this product category

Add Your Factory Contact Us
Previous Product
Light Guide Plate
Next Product
Light Source