---
title: "Lens Fixture/Chuck"
industry: "Computer, Electronic and Optical Product Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:LENS_FIXTURECHUCK"
  data_integrity_hash: "fd7c56a8ca83199e77e16da1a9991c1e"
  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:LENS_FIXTURECHUCK"
  data_source_uri: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/lens-fixturechuck.md"
  official_resource_url: "https://cnfx.com/industry/computer-electronic-and-optical-product-manufacturing/product/lens-fixturechuck"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0.5-5.0 NÂ·m clamping torque, 0.1-0.5 Î¼m radial runout tolerance, 20-25Â°C operating temperature"
    unit: "mm"
engineering_limits:
  max_safe_operating_point:
    value: 8.0
    unit: "NÂ"
    consequence: "Yield strength of 17-4PH stainless steel (1100 MPa) exceeded at 8.0 NÂ·m torque, thermal expansion coefficient mismatch (Î±=11.5Ã—10â»â¶/Â°C for steel vs Î±=8.5Ã—10â»â¶/Â°C for ceramic lens) at Î”T&gt;15Â°C"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Particulate contamination (â‰¥5 Î¼m particles) between collet and lens surface"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Class 100 cleanroom environment with HEPA filtration, automated ultrasonic cleaning cycle every 50 operations"
  - node_2:
      trigger: "Cyclic loading at 2 Hz frequency with 4.5 NÂ·m clamping torque"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Shot peening treatment to induce compressive residual stress of -400 MPa, design with fatigue limit of 5.0 NÂ·m at 10â· cycles"
bom_nodes:
  collet-jaw-set:
    type: "component"
    urn: "URN:CNFX:ME:COLLET_JAW_SET"
    interface_type: "physical-logic-coupled"
  actuation-mechanism:
    type: "part"
    urn: "URN:CNFX:ME:ACTUATION_MECHANISM"
    interface_type: "physical-logic-coupled"
  mounting-plateadapter:
    type: "component"
    urn: "URN:CNFX:ME:MOUNTING_PLATEADAPTER"
    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"
  - standard: "DIN 3140-7:2019 (OPTICS AND OPTICAL INSTRUMENTS - PREPARATION OF DRAWINGS FOR OPTICAL ELEMENTS AND SYSTEMS - PART 7: TOLERANCES FOR SURFACE FORM ERRORS)"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/lens-fixturechuck.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "22f7e2240a0a16ba0f449c4c850db63a48f2a1cb0755199e50b5995b19159d59"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Lens Fixture/Chuck

## 1. Technical Definition
A precision holding device designed to secure and position optical lenses during automated measurement processes.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.5-5.0 NÂ·m clamping torque, 0.1-0.5 Î¼m radial runout tolerance, 20-25Â°C operating temperature**. Failure boundary: **Clamping force exceeding 8.0 NÂ·m causes permanent deformation of collet fingers, radial runout exceeding 1.0 Î¼m induces measurement error &gt;0.5 Î¼m, temperature exceeding 40Â°C causes thermal expansion &gt;2 Î¼m**, Mechanism: **Yield strength of 17-4PH stainless steel (1100 MPa) exceeded at 8.0 NÂ·m torque, thermal expansion coefficient mismatch (Î±=11.5Ã—10â»â¶/Â°C for steel vs Î±=8.5Ã—10â»â¶/Â°C for ceramic lens) at Î”T&gt;15Â°C**.

### 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 |
| :--- | :--- | :--- | :--- |
| Particulate contamination (â‰¥5 Î¼m particles) between collet and lens surface | 8 | Concentricity error of 2-10 Î¼m due to uneven clamping pressure distribution | Class 100 cleanroom environment with HEPA filtration, automated ultrasonic cleaning cycle every 50 operations |
| Cyclic loading at 2 Hz frequency with 4.5 NÂ·m clamping torque | 8 | Fatigue crack initiation in collet fingers after 10â¶ cycles, leading to catastrophic fracture | Shot peening treatment to induce compressive residual stress of -400 MPa, design with fatigue limit of 5.0 NÂ·m at 10â· cycles |

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

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Actuation Mechanism](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/actuation-mechanism.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Automated Vision Inspection System**, **Precision Air Bearing Rotary Table**, **Clean Room Environmental Control System**  
**Downstream Applications**: Camera Modules, Medical Endoscope Lenses, Laser Projection Systems  

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

### Q: What materials are used in this lens fixture/chuck?
**A**: Our lens fixture/chuck is constructed from high-grade stainless steel for durability, aluminum alloy for lightweight strength, and engineering plastics like PEEK for precision components that require low thermal expansion and chemical resistance.

### Q: How does this fixture maintain precision during automated measurement?
**A**: The fixture features a precision collet/jaw set that securely holds optical lenses without deformation, combined with a precise actuation mechanism and stable mounting plate that ensures repeatable positioning within micron-level tolerances during automated measurement cycles.

### Q: Can this lens chuck be integrated with existing automated optical measurement systems?
**A**: Yes, the fixture includes a universal mounting plate/adapter compatible with standard automated measurement platforms. The modular BOM design allows for easy integration with various optical measurement systems in computer, electronic, and optical manufacturing environments.

## 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)
- DIN 3140-7:2019 (OPTICS AND OPTICAL INSTRUMENTS - PREPARATION OF DRAWINGS FOR OPTICAL ELEMENTS AND SYSTEMS - PART 7: TOLERANCES FOR SURFACE FORM ERRORS)

---
### ðŸ› ï¸ Engineering Resource Access
ðŸ”— **[Full Specification: Lens Fixture/Chuck](https://cnfx.com/industry/computer-electronic-and-optical-product-manufacturing/product/lens-fixturechuck)**

### ðŸŒ 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**: LENS_FIXTURECHUCK | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 7a5d4de8
