---
title: "Polycarbonate Injection Molded Lens Housing"
industry: "Manufacture of Plastic Products"
verification_protocol:
  urn: "URN:CNFX:ME:POLYCARBONATE_INJECTION_MOLDED_LENS_HOUSING"
  data_integrity_hash: "61f36b60dae3aee0a696da83e9d64fc2"
  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:POLYCARBONATE_INJECTION_MOLDED_LENS_HOUSING"
  data_source_uri: "https://cnfx.com/llms/industry/plastic-products-manufacturing/product/polycarbonate-injection-molded-lens-housing.md"
  official_resource_url: "https://cnfx.com/industry/plastic-products-manufacturing/product/polycarbonate-injection-molded-lens-housing"
  is_verified_logic: true
attributes:
  impact_resistance:
    status: "config-dependent"
    typical_range: "0-120°C ambient temperature, 0-85% relative humidity, 300-700 nm wavelength transmission"
    unit: "J"
  optical_transmission:
    status: "config-dependent"
    typical_range: "0-120°C ambient temperature, 0-85% relative humidity, 300-700 nm wavelength transmission"
    unit: "%"
engineering_limits:
  max_safe_operating_point:
    value: 147
    unit: "°C"
    consequence: "Thermal degradation above Tg causing polymer chain scission and yellowing, UV-induced photo-oxidation at wavelengths below 300 nm, stress cracking from differential thermal expansion (CTE mismatch of 65×10⁻⁶/°C polycarbonate vs 23×10⁻⁶/°C aluminum)"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Continuous UV exposure at 280 nm wavelength"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Add 0.3% UV stabilizer (benzotriazole) and 0.1% HALS (hindered amine light stabilizer) to polymer formulation"
  - node_2:
      trigger: "Thermal cycling between -40°C and 100°C at 10 cycles/hour"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Implement radiused gate design (R≥1.5 mm) and post-mold annealing at 120°C for 2 hours to relieve residual stresses"
bom_nodes:
  optical-window:
    type: "component"
    urn: "URN:CNFX:ME:OPTICAL_WINDOW"
    interface_type: "physical-logic-coupled"
  mounting-flange:
    type: "component"
    urn: "URN:CNFX:ME:MOUNTING_FLANGE"
    interface_type: "physical-logic-coupled"
  gasket-groove:
    type: "component"
    urn: "URN:CNFX:ME:GASKET_GROOVE"
    interface_type: "physical-logic-coupled"
  heat-sink-interface:
    type: "component"
    urn: "URN:CNFX:ME:HEAT_SINK_INTERFACE"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 13468-1:2019 (PLASTICS - DETERMINATION OF TOTAL LUMINOUS TRANSMITTANCE AND REFLECTANCE)"
    scope: "Verified Engineering Specification"
  - standard: "CE MARKING (EU DIRECTIVE 2014/35/EU FOR ELECTRICAL EQUIPMENT SAFETY)"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/plastic-products-manufacturing/product/polycarbonate-injection-molded-lens-housing.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "4c7ec1fb64eea9033c5d09d575b96e1994f3c7d4addbeda08ce19580904b6940"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Polycarbonate Injection Molded Lens Housing

## 1. Technical Definition
Optical-grade plastic housing for LED lighting and sensor protection.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0-120°C ambient temperature, 0-85% relative humidity, 300-700 nm wavelength transmission**. Failure boundary: **Glass transition temperature (Tg) of 147°C for polycarbonate, 0.5% total light transmission loss, 5 MPa tensile stress at mounting points**, Mechanism: **Thermal degradation above Tg causing polymer chain scission and yellowing, UV-induced photo-oxidation at wavelengths below 300 nm, stress cracking from differential thermal expansion (CTE mismatch of 65×10⁻⁶/°C polycarbonate vs 23×10⁻⁶/°C aluminum)**.

### 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 |
| :--- | :--- | :--- | :--- |
| Continuous UV exposure at 280 nm wavelength | 8 | Polymer chain scission causing 15% haze increase and yellowing (b* value &gt;5) | Add 0.3% UV stabilizer (benzotriazole) and 0.1% HALS (hindered amine light stabilizer) to polymer formulation |
| Thermal cycling between -40°C and 100°C at 10 cycles/hour | 8 | Thermal fatigue cracking at gate locations with crack propagation rate of 0.1 mm/1000 cycles | Implement radiused gate design (R≥1.5 mm) and post-mold annealing at 120°C for 2 hours to relieve residual stresses |

## 3. Key Technical Parameters
| Parameter | Value | Unit | Status |
| :--- | :--- | :--- | :--- |
| impact_resistance | Config-dependent | J | Verified |
| optical_transmission | Config-dependent | % | Verified |

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

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Industrial Chiller**, **Hopper Dryer**, **Robotic Part Removal System**  
**Downstream Applications**: LED Street Light Housings, Automotive Sensor Covers, Industrial Machine Vision Lens Protectors  

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

### Q: What are the advantages of using polycarbonate for optical lens housings?
**A**: Polycarbonate offers excellent impact resistance, high light transmission up to 90%, good thermal stability, and UL94 flammability ratings, making it ideal for demanding LED lighting and sensor applications.

### Q: What optical specifications are available for these lens housings?
**A**: Our housings achieve light transmission of 88-92%, haze levels below 2%, surface roughness under 0.8μm, and maintain performance across operating temperatures from -40°C to 120°C.

### Q: Can these housings be customized for specific applications?
**A**: Yes, we offer complete customization including wall thickness (1.5-5mm), mounting flange designs, gasket groove configurations, heat sink interfaces, and optical window specifications to match your exact requirements.

## 6. Manufacturing Compliance
- ISO 13468-1:2019 (PLASTICS - DETERMINATION OF TOTAL LUMINOUS TRANSMITTANCE AND REFLECTANCE)
- CE MARKING (EU DIRECTIVE 2014/35/EU FOR ELECTRICAL EQUIPMENT SAFETY)

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Polycarbonate Injection Molded Lens Housing](https://cnfx.com/industry/plastic-products-manufacturing/product/polycarbonate-injection-molded-lens-housing)**

### 🌐 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**: POLYCARBONATE_INJECTION_MOLDED_LENS_HOUSING | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 939e21db
