Structured Manufacturing Data (2026)

Optical Sensor

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Optical 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 Optical Sensor is characterized by the integration of Photosensitive Element and Optical Lens. In industrial production environments, manufacturers listed on CNFX commonly emphasize Semiconductor (Silicon/GaAs) construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A device that detects light or other electromagnetic radiation and converts it into an electrical signal.

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Product Specifications

Technical details and manufacturing context for Optical Sensor

Definition
An optical sensor is a critical component within sensing systems that detects, measures, and converts light or other forms of electromagnetic radiation into an electrical signal. It serves as the primary interface for capturing optical information from the environment, enabling systems to perform tasks such as object detection, distance measurement, color recognition, and quality inspection.
Working Principle
Optical sensors operate by using a photosensitive element (such as a photodiode, phototransistor, or CCD/CMOS array) to detect incident light. When photons strike the photosensitive material, they generate electron-hole pairs, creating a measurable electrical current or voltage proportional to the light intensity. This signal is then processed by associated electronics to extract meaningful data.
Common Materials
Semiconductor (Silicon/GaAs), Glass/Quartz Lens, Plastic Housing, Metal Contacts
Technical Parameters
  • Spectral response range (wavelength sensitivity) (nm) Customizable
Components / BOM
  • Photosensitive Element Part
    Converts light photons into electrical current
    Material: Semiconductor (Silicon/GaAs)
  • Optical Lens Part
    Focuses and directs light onto the photosensitive element
    Material: Glass/Plastic
  • Signal Conditioning Circuit
    Amplifies and processes the raw electrical signal from the photosensitive element
    Material: Semiconductor/Copper

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Optical Sensor.

industrial optical sensor for manufacturing precision light detection sensor semiconductor-based optical sensor optical sensor with quartz lens signal conditioning optical sensor

Applied To / Applications

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

Sensing System
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Trackball mechanism
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Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: 0 to 10 bar
temperature: -40°C to +85°C
response time: 1 μs to 100 ms
wavelength range: 400 nm to 1100 nm
Media Compatibility
✓ clear liquids ✓ air/gas streams ✓ transparent solids
Unsuitable: highly opaque or turbid media
Sizing Data Required
  • required detection distance
  • target object size
  • ambient light conditions

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Lens Contamination
Cause: Accumulation of dust, oil, or debris on the optical surface, obstructing light transmission and causing signal degradation or complete failure.
LED/Laser Degradation
Cause: Gradual reduction in light output due to aging, thermal stress, or electrical overstress, leading to unreliable or weak signals.
Maintenance Indicators
  • Intermittent or erratic signal output despite stable process conditions
  • Visible accumulation of contaminants on the sensor lens or housing
Engineering Tips
  • Implement regular cleaning schedules using appropriate, non-abrasive cleaning agents and lint-free wipes to prevent contamination buildup.
  • Ensure proper electrical protection (e.g., surge suppressors, stable power supplies) and maintain operating temperatures within manufacturer specifications to prevent component stress.

Compliance & Manufacturing Standards

Reference Standards
ISO 10110-7:2017 (Optics and photonics - Preparation of drawings for optical elements and systems - Surface imperfection tolerances) ANSI/ASME B46.1-2019 (Surface Texture, Surface Roughness, Waviness, and Lay) DIN 58196-1:2018 (Optical components - Quality criteria and testing methods - Part 1: General)
Manufacturing Precision
  • Bore diameter: +/-0.01mm
  • Surface flatness: λ/4 (typically 0.158 μm at 632.8 nm wavelength)
Quality Inspection
  • Spectral response test (wavelength accuracy and sensitivity verification)
  • Environmental durability test (temperature cycling and humidity resistance)

Factories Producing Optical Sensor

Manufacturer profiles with relevant production capability in China

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Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What are the primary applications of this optical sensor in manufacturing?

This optical sensor is used in computer, electronic, and optical product manufacturing for applications like position detection, quality control, light measurement, and automated inspection systems.

How does the semiconductor material affect sensor performance?

The semiconductor material (Silicon or GaAs) determines the sensor's spectral response range, sensitivity, and speed. Silicon is common for visible light, while GaAs extends into infrared for specialized applications.

What maintenance is required for optical sensors with quartz lenses?

Quartz lenses require periodic cleaning to maintain optical clarity and prevent signal degradation. The plastic housing protects internal components, but lens surfaces should be kept free of dust and contaminants.

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.

Data basis: CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks for Computer, Electronic and Optical Product Manufacturing.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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