Structured Manufacturing Data (2026)

Optical Receiver

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Optical Receiver 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 Receiver is characterized by the integration of Photodetector and Transimpedance Amplifier (TIA). In industrial production environments, manufacturers listed on CNFX commonly emphasize Semiconductor (Silicon, InGaAs) construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A component within a LiDAR sensor that detects and converts incoming optical signals (laser light reflections) into electrical signals for processing.

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Product Specifications

Technical details and manufacturing context for Optical Receiver

Definition
The optical receiver is a critical sub-component of a LiDAR (Light Detection and Ranging) sensor system. Its primary function is to capture the faint laser pulses that are reflected back from a target object after being emitted by the LiDAR's transmitter. It converts these optical signals into corresponding electrical signals, which are then amplified and processed by the sensor's electronics to calculate distance, speed, and generate 3D point cloud data.
Working Principle
The optical receiver operates based on photodetection. When photons from the reflected laser pulse strike the active area of the photodetector (e.g., an avalanche photodiode or PIN photodiode), they generate electron-hole pairs, creating a photocurrent. This weak current is proportional to the intensity of the received light. Subsequent transimpedance amplifiers (TIAs) convert this current into a measurable voltage signal for further signal processing and time-of-flight calculation.
Common Materials
Semiconductor (Silicon, InGaAs), Ceramic/Aluminum Housing, Optical Glass/Lens
Technical Parameters
  • Active area diameter of the photodetector, affecting sensitivity and field of view. (mm) Per Request
Components / BOM
  • Photodetector
    Converts incoming photons (light) into an electrical current (photocurrent).
    Material: Semiconductor (e.g., Silicon, InGaAs)
  • Transimpedance Amplifier (TIA)
    Amplifies the weak photocurrent from the detector and converts it into a voltage signal.
    Material: Semiconductor (Integrated Circuit)
  • Optical Filter/Lens Part
    Focuses incoming light onto the active area of the photodetector and may filter out unwanted ambient light.
    Material: Optical Glass
  • Housing Part
    Provides mechanical protection, thermal management, and electromagnetic shielding for the sensitive internal components.
    Material: Aluminum or Ceramic

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Optical Receiver.

LiDAR Receiver Module Photodetector Module LiDAR optical receiver component photodetector for laser scanning InGaAs optical signal converter transimpedance amplifier TIA receiver optical filter lens housing assembly

Applied To / Applications

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

LiDAR Sensor
View system integration details

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Atmospheric to 2 bar
other spec: Wavelength range: 905-1550 nm, Bandwidth: 1 GHz
temperature: -40°C to +85°C
Media Compatibility
✓ Clean air environments ✓ Automotive-grade sealed housings ✓ Industrial-grade protective enclosures
Unsuitable: High-vibration environments without shock mounting
Sizing Data Required
  • Required detection range (meters)
  • Target reflectivity coefficient
  • Desired signal-to-noise ratio (dB)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Photodiode degradation
Cause: Thermal stress from prolonged operation at high optical power levels or ambient temperatures exceeding specifications, leading to increased dark current and reduced responsivity.
Connector contamination or damage
Cause: Accumulation of dust, oils, or particulates on fiber end-faces, or physical misalignment from improper handling during installation/maintenance, causing insertion loss and back-reflection issues.
Maintenance Indicators
  • Gradual or sudden increase in bit error rate (BER) or signal-to-noise ratio degradation beyond acceptable thresholds.
  • Abnormal temperature rise detected at the receiver housing or intermittent signal dropout accompanied by audible relay clicks (if equipped).
Engineering Tips
  • Implement strict optical power monitoring and ensure input power remains within the receiver's specified range using attenuators if necessary to prevent photodiode saturation or damage.
  • Establish regular inspection and cleaning of optical connectors using approved fiber optic cleaning kits, and maintain proper bend radius control in fiber routing to minimize mechanical stress.

Compliance & Manufacturing Standards

Reference Standards
ISO 10110-7:2017 (Optics and photonics - Preparation of drawings for optical elements and systems - Part 7: Surface imperfection tolerances) ANSI/TIA-455-78-B (FOTP-78) (Measurement Methods and Test Procedures for Fiber Optic Devices - Optical Power Loss of Installed Single-Mode Fiber Cable Plant) CE marking for EMC Directive 2014/30/EU and Low Voltage Directive 2014/35/EU
Manufacturing Precision
  • Fiber alignment: +/-0.5 μm
  • Responsivity variation: +/-0.5 dB over operating temperature range
Quality Inspection
  • Bit Error Rate (BER) test at maximum specified data rate
  • Spectral response measurement across specified wavelength range

Factories Producing Optical Receiver

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 is the primary function of this optical receiver in LiDAR systems?

This optical receiver detects reflected laser pulses from the environment and converts them into electrical signals that can be processed to create precise 3D maps and distance measurements.

What materials make this optical receiver suitable for industrial applications?

The receiver uses semiconductor materials like Silicon and InGaAs for sensitive photodetection, housed in ceramic/aluminum for durability, with optical glass/lens components for precise light focusing.

How does the transimpedance amplifier (TIA) improve receiver performance?

The TIA converts the photodetector's weak current signal into a stronger, cleaner voltage signal with minimal noise, enabling accurate detection of faint optical reflections over varying distances.

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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