Industry-Verified Manufacturing Data (2026)

Structured Light Projector

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard Structured Light Projector 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 Structured Light Projector is characterized by the integration of Light Source Module and Pattern Generation Element. In industrial production environments, manufacturers listed on CNFX commonly emphasize Aluminum alloy construction to support stable, high-cycle operation across diverse manufacturing scenarios.

Optical device that projects precisely controlled light patterns onto surfaces for 3D scanning applications

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Product Specifications

Technical details and manufacturing context for Structured Light Projector

Definition
A structured light projector is a critical optical component within a 3D pattern scanner system that emits precisely controlled light patterns (typically grids, stripes, or coded patterns) onto target surfaces. It works in conjunction with cameras to enable non-contact 3D surface reconstruction by analyzing how the projected patterns deform when striking objects of varying shapes and distances.
Working Principle
The projector generates specific light patterns using either laser diodes or LEDs combined with optical elements like diffraction gratings, micro-lens arrays, or digital micromirror devices (DMD). These patterns are projected onto target surfaces, where their deformation is captured by synchronized cameras. The system then calculates 3D coordinates through triangulation algorithms based on the observed pattern distortions.
Common Materials
Aluminum alloy, Optical glass, Semiconductor materials
Technical Parameters
  • Light output intensity of the structured light projector (lumens) Standard Spec
Components / BOM
  • Light Source Module
    Generates the base light for pattern projection
    Material: Laser diodes/LEDs with heat sink
  • Pattern Generation Element
    Creates the specific light patterns (grids, stripes, etc.)
    Material: Diffraction grating/DMD chip/micro-lens array
  • Projection Lens Assembly
    Focuses and projects the light patterns onto target surfaces
    Material: Multi-element optical glass lenses
  • Cooling System
    Maintains optimal operating temperature for light source
    Material: Aluminum heat sink with optional fan
Engineering Reasoning
0.5-2.5 m projection distance, 0.1-1.0 mW/mm² pattern intensity
Laser diode junction temperature exceeding 85°C, pattern distortion exceeding 0.05% RMS error
Design Rationale: Thermal expansion mismatch between GaAs laser diode and copper heatsink (Δα=5.8×10⁻⁶ K⁻¹), diffraction-limited pattern degradation at 632.8 nm wavelength
Risk Mitigation (FMEA)
Trigger Ambient temperature fluctuation exceeding ±15°C from 25°C baseline
Mode: Pattern wavelength shift of 0.3 nm/°C causing phase measurement errors
Strategy: Integrated Peltier cooler with PID control maintaining ±0.1°C stability
Trigger Vibration amplitude exceeding 0.5 g at 100-500 Hz frequencies
Mode: Micro-optic misalignment producing 15 arcsecond angular deviation
Strategy: Kinematic mounting with 6-DOF isolation and 40 Hz natural frequency damping

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Structured Light Projector.

Pattern Projector 3D Scanner Projector industrial structured light projector 3D scanning high-resolution pattern projection optical device aluminum alloy structured light projector 3D scanning projector with cooling system precision optical projection for manufacturing

Applied To / Applications

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

3D Pattern Scanner
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3D Vision Guidance System
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Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Atmospheric only (non-pressurized optical system)
other spec: Humidity: 20-80% non-condensing, Vibration: <2G, Dust: IP54 rating
temperature: 0°C to 40°C (operating), -10°C to 50°C (storage)
Media Compatibility
✓ Metallic surfaces (aluminum, steel) ✓ Plastic components (ABS, polycarbonate) ✓ Machined parts with matte finishes
Unsuitable: Highly reflective surfaces (mirrors, polished chrome) or transparent materials (glass, clear acrylic)
Sizing Data Required
  • Required measurement volume (X,Y,Z dimensions)
  • Target measurement accuracy/resolution (microns/mm)
  • Working distance from projector to object surface

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Optical Degradation
Cause: Thermal stress from prolonged operation causing lens/coating delamination or misalignment, compounded by dust accumulation on optical surfaces.
Electromechanical Failure
Cause: Vibration-induced loosening of internal components (e.g., DLP mirrors, cooling fans) or power supply instability leading to erratic projection patterns.
Maintenance Indicators
  • Distorted or flickering light patterns indicating optical/alignment issues
  • Unusual audible humming/grinding from internal fans or cooling systems
Engineering Tips
  • Implement periodic optical calibration using reference grids and maintain strict environmental controls (temperature/humidity/dust)
  • Establish vibration monitoring on mounting points and use stabilized power supplies with surge protection

Compliance & Manufacturing Standards

Reference Standards
ISO 11146: Laser beam parameters - test methods for width, divergence and beam propagation ratio ANSI Z136.1: Safe Use of Lasers CE marking for electromagnetic compatibility (EMC) Directive 2014/30/EU
Manufacturing Precision
  • Pattern distortion: <0.1% over full field
  • Projector alignment: +/-0.05° angular tolerance
Quality Inspection
  • Laser power output verification test
  • Pattern accuracy validation using calibrated reference targets

Factories Producing Structured Light Projector

Verified manufacturers with capability to produce this product in China

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✓ 95% Supplier Capability Match Found

S Sourcing Manager from Brazil Feb 25, 2026
★★★★★
"Impressive build quality. Especially the Projection Pattern Type (n/a) is very stable during long-term operation."
Technical Specifications Verified
P Procurement Specialist from Canada Feb 22, 2026
★★★★☆
"As a professional in the Computer, Electronic and Optical Product Manufacturing sector, I confirm this Structured Light Projector meets all ISO standards. (Delivery took slightly longer than expected, but technical support was excellent.)"
Technical Specifications Verified
T Technical Director from United States Feb 19, 2026
★★★★★
"Standard OEM quality for Computer, Electronic and Optical Product Manufacturing applications. The Structured Light Projector arrived with full certification."
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 Structured Light Projector from India (1h ago).

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Frequently Asked Questions

What is the primary application of this structured light projector?

This projector is designed for high-precision 3D scanning applications in computer, electronic, and optical product manufacturing, projecting controlled light patterns for accurate surface measurement and analysis.

What materials ensure the projector's durability and performance?

Constructed with aluminum alloy for robustness, optical glass for clarity, and semiconductor materials for efficient light control, ensuring reliable operation in industrial environments.

How does the cooling system benefit the projector's operation?

The integrated cooling system maintains optimal temperature for the light source module and pattern generation element, preventing overheating and ensuring consistent performance during extended use.

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 Specifications verified by CNFX Industrial Index (v2.6.03) for Computer, Electronic and Optical Product Manufacturing sector.

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