---
title: "Focusing Lens Mount"
industry: "Computer, Electronic and Optical Product Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:FOCUSING_LENS_MOUNT"
  data_integrity_hash: "4a1fc42b71a7152fc7098eee1798c3b6"
  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:FOCUSING_LENS_MOUNT"
  data_source_uri: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/focusing-lens-mount.md"
  official_resource_url: "https://cnfx.com/industry/computer-electronic-and-optical-product-manufacturing/product/focusing-lens-mount"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0-150°C thermal cycling range, 0.1-10 μm axial positioning accuracy, 0.01-0.5 N·m torque retention"
    unit: "mm"
engineering_limits:
  max_safe_operating_point:
    value: 500
    unit: "Hz"
    consequence: "Coefficient of thermal expansion mismatch (CTE Δα &gt; 12×10⁻⁶ K⁻¹) between lens material (e.g., fused silica, α=0.55×10⁻⁶ K⁻¹) and mount material (e.g., aluminum, α=23×10⁻⁶ K⁻¹) causing mechanical stress exceeding yield strength (σ_y &gt; 250 MPa)"
fmea_matrix_quantitative:
  - node_1:
      trigger: "CTE mismatch-induced thermal stress during 150°C thermal cycling"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Kinematic mount design with flexure elements (spring constant k=100 N/mm) to accommodate 15 μm differential expansion"
  - node_2:
      trigger: "Resonant vibration at 350 Hz matching mount natural frequency"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Damping layer insertion (loss factor η&gt;0.1) and mass tuning to shift resonant frequency to 650 Hz"
bom_nodes:
  mounting-ring:
    type: "component"
    urn: "URN:CNFX:ME:MOUNTING_RING"
    interface_type: "physical-logic-coupled"
  focusing-thread:
    type: "component"
    urn: "URN:CNFX:ME:FOCUSING_THREAD"
    interface_type: "physical-logic-coupled"
  retention-mechanism:
    type: "component"
    urn: "URN:CNFX:ME:RETENTION_MECHANISM"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 10110-7:2017 (OPTICS AND PHOTONICS - PREPARATION OF DRAWINGS FOR OPTICAL ELEMENTS AND SYSTEMS - PART 7: SURFACE IMPERFECTION TOLERANCES)"
    scope: "Verified Engineering Specification"
  - standard: "ANSI/ASME B46.1-2019 (SURFACE TEXTURE, SURFACE ROUGHNESS, WAVINESS, AND LAY)"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/focusing-lens-mount.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "0b34ea83ef2d3878a046823734524bcc1fd7eb2f0dccbdd0183ab30c4c042e3b"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Focusing Lens Mount

## 1. Technical Definition
A mechanical interface that securely holds and positions a lens within a focusing mechanism.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0-150°C thermal cycling range, 0.1-10 μm axial positioning accuracy, 0.01-0.5 N·m torque retention**. Failure boundary: **Thermal expansion mismatch exceeding 15 μm differential displacement, vibration amplitude &gt;50 μm at 100-500 Hz, torque retention &lt;0.005 N·m**, Mechanism: **Coefficient of thermal expansion mismatch (CTE Δα &gt; 12×10⁻⁶ K⁻¹) between lens material (e.g., fused silica, α=0.55×10⁻⁶ K⁻¹) and mount material (e.g., aluminum, α=23×10⁻⁶ K⁻¹) causing mechanical stress exceeding yield strength (σ_y &gt; 250 MPa)**.

### 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 |
| :--- | :--- | :--- | :--- |
| CTE mismatch-induced thermal stress during 150°C thermal cycling | 8 | Lens cracking due to tensile stress exceeding fracture toughness (K_IC=0.75 MPa·m¹/² for fused silica) | Kinematic mount design with flexure elements (spring constant k=100 N/mm) to accommodate 15 μm differential expansion |
| Resonant vibration at 350 Hz matching mount natural frequency | 8 | Lens positional drift exceeding 10 μm RMS, causing focal plane deviation | Damping layer insertion (loss factor η&gt;0.1) and mass tuning to shift resonant frequency to 650 Hz |

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

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **CNC Machining Center**, **Coordinate Measuring Machine**, **Optical Alignment Station**  
**Downstream Applications**: Laser Cutting Systems, Medical Imaging Devices, Industrial Inspection Cameras  

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

### Q: What materials are used in this focusing lens mount?
**A**: Constructed from aluminum alloy for lightweight durability, stainless steel for critical components, and engineering plastic for insulation and wear resistance.

### Q: How does the retention mechanism secure the lens?
**A**: The retention mechanism uses a precision locking system that firmly holds the lens in place while allowing smooth adjustment through the focusing thread for optimal optical alignment.

### Q: What industries typically use this type of lens mount?
**A**: Primarily used in computer, electronic, and optical product manufacturing for applications requiring precise lens positioning in imaging systems, laser equipment, and optical measurement devices.

## 6. Manufacturing Compliance
- ISO 10110-7:2017 (OPTICS AND PHOTONICS - PREPARATION OF DRAWINGS FOR OPTICAL ELEMENTS AND SYSTEMS - PART 7: SURFACE IMPERFECTION TOLERANCES)
- ANSI/ASME B46.1-2019 (SURFACE TEXTURE, SURFACE ROUGHNESS, WAVINESS, AND LAY)

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

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **3** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: FOCUSING_LENS_MOUNT | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: c77a951d
