---
title: "Lens Chuck Assembly"
industry: "Computer, Electronic and Optical Product Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:LENS_CHUCK_ASSEMBLY"
  data_integrity_hash: "4562296960134587954c778ab538f3b6"
  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_CHUCK_ASSEMBLY"
  data_source_uri: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/lens-chuck-assembly.md"
  official_resource_url: "https://cnfx.com/industry/computer-electronic-and-optical-product-manufacturing/product/lens-chuck-assembly"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0.5-3.0 NÂ·m clamping torque, 15-35Â°C operating temperature, 0.1-0.5 Î¼m radial runout tolerance"
    unit: "mm"
engineering_limits:
  max_safe_operating_point:
    value: 5.0
    unit: "NÂ"
    consequence: "Yield strength of 17-4PH stainless steel (1100 MPa) exceeded at 5.0 NÂ·m torque, coefficient of thermal expansion mismatch (11.0 Î¼m/mÂ·K for steel vs 7.1 Î¼m/mÂ·K for glass) causing stress concentration, Hertzian contact stress exceeding 1500 MPa at collet-lens interface"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Abrasive particle contamination (SiO2 &gt;5 Î¼m) in collet mechanism"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Integrate 0.1 Î¼m absolute filtration in pneumatic supply with differential pressure monitoring at 0.2 bar threshold"
  - node_2:
      trigger: "Cyclic thermal loading from 20-60Â°C during 8-hour polishing cycles"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Implement Inconel 718 collet material with 1300 MPa yield strength at 600Â°C and active thermal stabilization to Â±0.5Â°C"
bom_nodes:
  chuck-body:
    type: "component"
    urn: "URN:CNFX:ME:CHUCK_BODY"
    interface_type: "physical-logic-coupled"
  clamping-jaws:
    type: "component"
    urn: "URN:CNFX:ME:CLAMPING_JAWS"
    interface_type: "physical-logic-coupled"
  centering-mechanism:
    type: "part"
    urn: "URN:CNFX:ME:CENTERING_MECHANISM"
    interface_type: "physical-logic-coupled"
  mounting-flange:
    type: "component"
    urn: "URN:CNFX:ME:MOUNTING_FLANGE"
    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 B89.3.1-1972 (R2018) (MEASUREMENT OF OUT-OF-ROUNDNESS)"
    scope: "Verified Engineering Specification"
  - standard: "DIN 58750-1:2018 (PRODUCTION IN OPTICAL ENGINEERING - CENTERING OF OPTICAL ELEMENTS - PART 1: GENERAL)"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/lens-chuck-assembly.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "4d7d51664de2709eee831ac991ffa028ecda852312029dafc70b9c1b85f4866d"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Lens Chuck Assembly

## 1. Technical Definition
A precision clamping mechanism that securely holds optical lenses during grinding and polishing operations.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.5-3.0 NÂ·m clamping torque, 15-35Â°C operating temperature, 0.1-0.5 Î¼m radial runout tolerance**. Failure boundary: **Clamping force exceeds 5.0 NÂ·m causing permanent deformation of collet fingers, temperature exceeds 80Â°C inducing thermal expansion mismatch &gt;10 Î¼m, radial runout exceeds 1.0 Î¼m causing lens decentration**, Mechanism: **Yield strength of 17-4PH stainless steel (1100 MPa) exceeded at 5.0 NÂ·m torque, coefficient of thermal expansion mismatch (11.0 Î¼m/mÂ·K for steel vs 7.1 Î¼m/mÂ·K for glass) causing stress concentration, Hertzian contact stress exceeding 1500 MPa at collet-lens interface**.

### 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 |
| :--- | :--- | :--- | :--- |
| Abrasive particle contamination (SiO2 &gt;5 Î¼m) in collet mechanism | 8 | Increased friction coefficient from 0.15 to &gt;0.35 causing torque transmission loss | Integrate 0.1 Î¼m absolute filtration in pneumatic supply with differential pressure monitoring at 0.2 bar threshold |
| Cyclic thermal loading from 20-60Â°C during 8-hour polishing cycles | 8 | Accumulated plastic strain &gt;0.2% in collet fingers after 10^5 cycles causing permanent set | Implement Inconel 718 collet material with 1300 MPa yield strength at 600Â°C and active thermal stabilization to Â±0.5Â°C |

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

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Centering Mechanism](https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/centering-mechanism.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **CNC Lens Grinding Machine**, **Optical Polishing Machine**, **Precision Measurement System**  
**Downstream Applications**: Camera Lenses, Microscope Objectives, Laser Optics  

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

### Q: What materials are used in this lens chuck assembly?
**A**: The assembly is constructed from high-grade stainless steel for durability, precision aluminum alloy for lightweight stability, and ceramic components for wear resistance and thermal stability during grinding operations.

### Q: How does this chuck assembly ensure precision during lens manufacturing?
**A**: It features a precise centering mechanism and clamping jaws that securely hold optical lenses without distortion, maintaining exact positioning throughout grinding and polishing processes for consistent optical quality.

### Q: What industries typically use this type of lens chuck assembly?
**A**: Primarily used in computer, electronic, and optical product manufacturing for producing camera lenses, microscope optics, laser components, and other precision optical elements requiring exact surface finishing.

## 6. Manufacturing Compliance
- ISO 10110-7:2017 (OPTICS AND PHOTONICS - PREPARATION OF DRAWINGS FOR OPTICAL ELEMENTS AND SYSTEMS - PART 7: SURFACE IMPERFECTION TOLERANCES)
- ANSI B89.3.1-1972 (R2018) (MEASUREMENT OF OUT-OF-ROUNDNESS)
- DIN 58750-1:2018 (PRODUCTION IN OPTICAL ENGINEERING - CENTERING OF OPTICAL ELEMENTS - PART 1: GENERAL)

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

### ðŸŒ 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**: LENS_CHUCK_ASSEMBLY | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: d19bae21
