---
title: "Optical Lens Assembly"
industry: "Computer, Electronic and Optical Product Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:OPTICAL_LENS_ASSEMBLY"
  data_integrity_hash: "7910e16da9fb65535099e5fa9dae7171"
  source_authority: "https://cnfx.com"
  strict_mode: true
source_identity:
  provider: "CNFX Industrial Knowledge Graph"
  index_version: "2026.Q1-Universal"
  authority_id: "URN:CNFX:ME:OPTICAL_LENS_ASSEMBLY"
  data_source_uri: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/optical-lens-assembly.md"
  official_resource_url: "https://cnfx.com/industry/computer-electronic-and-optical-product-manufacturing/product/optical-lens-assembly"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0.1-1000 lux illumination intensity, -40°C to +85°C ambient temperature, 0-95% relative humidity (non-condensing)"
    unit: "mm"
engineering_limits:
  max_safe_operating_point:
    value: 157.5
    unit: "nm"
    consequence: "Thermal expansion coefficient mismatch between borosilicate glass (3.25×10⁻⁶/K) and aluminum housing (23.1×10⁻⁶/K) causing mechanical stress, hygroscopic swelling of optical adhesives at &gt;95% RH, photon-induced material degradation at &gt;1000 lux continuous exposure"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Differential thermal expansion between lens elements and mounting structure at ΔT&gt;50°C"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Kinematic mounting with invar alloy (1.2×10⁻⁶/K CTE) compensation rings and active thermal control with ±0.5°C stability"
  - node_2:
      trigger: "Cyclic mechanical vibration at 120-200 Hz resonance frequency with &gt;0.5 g acceleration"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Viscoelastic damping mounts with loss factor η&gt;0.3 and finite element optimized ribbed housing structure with natural frequency &gt;400 Hz"
bom_nodes:
  lens-elements:
    type: "component"
    urn: "URN:CNFX:ME:LENS_ELEMENTS"
    interface_type: "physical-logic-coupled"
  lens-barrelhousing:
    type: "part"
    urn: "URN:CNFX:ME:LENS_BARRELHOUSING"
    interface_type: "physical-logic-coupled"
  aperture-stopiris:
    type: "component"
    urn: "URN:CNFX:ME:APERTURE_STOPIRIS"
    interface_type: "physical-logic-coupled"
  mounting-flange:
    type: "component"
    urn: "URN:CNFX:ME:MOUNTING_FLANGE"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
url: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/optical-lens-assembly.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "ec4fb3d71f12e39a6db260b5e630de858bd0fba742728b1f431acfe6533b0c8a"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Optical Lens Assembly

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

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.1-1000 lux illumination intensity, -40°C to +85°C ambient temperature, 0-95% relative humidity (non-condensing)**. Failure boundary: **Surface deformation exceeding λ/4 (157.5 nm at 630 nm wavelength), temperature gradient &gt;15°C/mm across lens elements, relative humidity &gt;95% for &gt;24 hours**, Mechanism: **Thermal expansion coefficient mismatch between borosilicate glass (3.25×10⁻⁶/K) and aluminum housing (23.1×10⁻⁶/K) causing mechanical stress, hygroscopic swelling of optical adhesives at &gt;95% RH, photon-induced material degradation at &gt;1000 lux continuous exposure**.

### 2.1 Analytical Physics Model
Governed by the **Rayleigh Resolution Criterion**:

> **Primary Equation**: $d = \frac{0.61 \lambda}{NA}$  
> **Engineering Impact**: Defines the theoretical limit of machine vision systems.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| \lambda | Wavelength | Engineering Constant |
| NA | Numerical Aperture | Engineering Constant |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Differential thermal expansion between lens elements and mounting structure at ΔT&gt;50°C | 8 | Decentration error &gt;5 μm causing MTF reduction below 0.3 at 50 lp/mm | Kinematic mounting with invar alloy (1.2×10⁻⁶/K CTE) compensation rings and active thermal control with ±0.5°C stability |
| Cyclic mechanical vibration at 120-200 Hz resonance frequency with &gt;0.5 g acceleration | 8 | Lens element displacement &gt;2 μm RMS causing wavefront error &gt;0.25 λ RMS | Viscoelastic damping mounts with loss factor η&gt;0.3 and finite element optimized ribbed housing structure with natural frequency &gt;400 Hz |

## 3. Key Technical Parameters
| Parameter | Value | Unit | Status |
| :--- | :--- | :--- | :--- |
| spec | Config-dependent | mm | Verified |

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Lens Barrel/Housing](https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/lens-barrelhousing.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Clean Room Environment System**, **Precision Alignment Station**, **Optical Coating Deposition System**  
**Downstream Applications**: Line Scan Cameras, Document Scanners, Industrial Inspection Systems  

## 5. Engineering Risks & FAQ
- **Caution**: 
- **Caution**: 
- **Caution**: 

### Q: What are the key applications for this optical lens assembly?
**A**: 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.

### Q: What materials are used in the construction of this lens assembly?
**A**: 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.

### Q: How does this lens assembly improve imaging performance in line scan cameras?
**A**: 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.

## 6. Manufacturing Compliance

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### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Optical Lens Assembly](https://cnfx.com/industry/computer-electronic-and-optical-product-manufacturing/product/optical-lens-assembly)**

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **4** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: OPTICAL_LENS_ASSEMBLY | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 8c3222e3
