Structured Manufacturing Data (2026)

Optical Lens Assembly

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Optical Lens Assembly 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 Lens Assembly is characterized by the integration of Lens Elements and Lens Barrel/Housing. In industrial production environments, manufacturers listed on CNFX commonly emphasize Optical Glass (e.g., BK7, Fused Silica) construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A precision optical component system that focuses light onto the sensor in a line scan camera.

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Product Specifications

Technical details and manufacturing context for Optical Lens Assembly

Definition
The optical lens assembly in a line scan camera is a critical component responsible for collecting and focusing incoming light onto the linear sensor array. It ensures high-resolution image capture by precisely controlling the optical path, minimizing aberrations, and maintaining consistent focus across the entire scan line. Its performance directly impacts the camera's resolution, contrast, and overall image quality in industrial inspection and measurement applications.
Working Principle
The assembly consists of multiple lens elements arranged to correct optical aberrations (like chromatic and spherical aberration). Light from the target passes through these elements, which bend (refract) the light rays to converge them precisely onto the linear sensor's photodiodes, forming a sharp, focused image of a single line of the object being scanned.
Common Materials
Optical Glass (e.g., BK7, Fused Silica), Aluminum (for housing/mount)
Technical Parameters
  • Focal Length - Determines the field of view and working distance. (mm) Customizable
Components / BOM
  • Lens Elements Part
    Refract light to focus it onto the sensor. Multiple elements correct for optical aberrations.
    Material: Optical Glass (e.g., BK7, SF11)
  • Lens Barrel/Housing
    Holds all lens elements in precise alignment and provides mounting interface to the camera.
    Material: Aluminum (often black anodized)
  • Aperture Stop/Iris Part
    Controls the amount of light entering the lens and affects depth of field (may be fixed in many line scan lenses).
    Material: Stainless Steel or Aluminum
  • Mounting Flange Part
    Standardized interface (e.g., C-mount, F-mount) for attaching the lens assembly to the line scan camera body.
    Material: Stainless Steel

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Optical Lens Assembly.

line scan camera lens assembly precision optical lens components BK7 glass lens elements optical assembly for industrial imaging aluminum housing lens barrel

Applied To / Applications

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

Line Scan Camera
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Transmitter Unit
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Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Atmospheric to 1.5 bar
other spec: Humidity: 0-85% RH non-condensing, Vibration: <5g RMS
temperature: -20°C to +80°C
Media Compatibility
✓ Clean dry air ✓ Nitrogen purge environments ✓ Controlled cleanroom atmospheres
Unsuitable: Abrasive particulate-laden air or corrosive chemical vapors
Sizing Data Required
  • Sensor pixel size (μm)
  • Required working distance (mm)
  • Desired field of view (mm)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Surface contamination and adhesion
Cause: Accumulation of dust, oils, or residues from handling or environmental exposure, leading to reduced optical clarity and potential chemical degradation of coatings.
Coating delamination or degradation
Cause: Exposure to UV radiation, thermal cycling, or improper cleaning agents causing anti-reflective or protective coatings to peel, crack, or lose effectiveness.
Maintenance Indicators
  • Visible haze, streaks, or permanent spots on lens surfaces that persist after cleaning
  • Audible clicking or grinding during assembly/disassembly indicating misalignment or particulate contamination in mechanical interfaces
Engineering Tips
  • Implement strict cleanroom protocols for handling and storage, using only approved lens-grade cleaning materials and controlled environments to prevent contamination.
  • Establish regular optical performance monitoring using calibrated test equipment to detect early coating degradation before visible defects appear.

Compliance & Manufacturing Standards

Reference Standards
ISO 10110: Optical elements and systems ANSI Z80.1: Ophthalmic lenses - Prescription requirements DIN 3140: Optical elements and systems - Tolerances
Manufacturing Precision
  • Surface figure error: λ/4 at 632.8nm
  • Centering tolerance: ±0.02mm
Quality Inspection
  • Interferometric surface testing
  • Modulation Transfer Function (MTF) measurement

Factories Producing Optical Lens Assembly

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 key applications for this optical lens assembly?

This optical lens assembly is designed for line scan cameras used in industrial inspection, document scanning, quality control systems, and machine vision applications requiring precise light focusing onto linear sensors.

What materials are used in the construction of this lens assembly?

The assembly uses high-quality optical glass (BK7 or fused silica) for lens elements to ensure minimal distortion and excellent light transmission, with precision aluminum housing and mounting components for durability and thermal stability.

How does this lens assembly improve imaging performance in line scan cameras?

The precision-engineered lens elements and aperture control ensure optimal light focusing onto the sensor array, reducing chromatic aberration and maintaining consistent image quality across the entire scan line for accurate data capture.

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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