Camera Air Tightness Tester
Category：Tightness Tester
Introduction
The Camera Air Tightness Tester is a precision testing instrument used to evaluate the sealing performance of camera modules. It detects internal micro-leakage by monitoring pressure variations after controlled pressurization. The system accurately evaluates waterproof and dustproof performance, ensuring stable and reliable operation of camera modules in outdoor, automotive, and industrial environments. It is a key quality control device in camera manufacturing processes.
Application
The equipment is used for air tightness testing of camera modules and optical assemblies. It is widely applied in smartphone camera modules, automotive cameras, surveillance cameras, drone cameras, and industrial vision systems. Testing includes housing sealing, lens assembly integrity, and bonding interface leakage detection. It effectively identifies sealing defects caused by structural assembly, material issues, or processing errors during production.
Standards
(1) IEC 60529 (IP Code protection classification)
(2) ISO 20653 (Road vehicles – degrees of protection)
(3) GB/T 4208 (Enclosure protection standard)
(4) GB/T 2423.23 (Environmental sealing test methods)
(5) MIL-STD-810 (Environmental engineering considerations for military equipment)
Parameters
| Item | Specification |
|---|---|
| Test Pressure Range | 90–450 kPa |
| Leakage Resolution | 0.1 Pa |
| Pressure Accuracy | ±0.25% F.S |
| Allowable Leakage | -0.1 to 0.1 kPa |
| Test Cycle Time | 5–15 s per stage |
| Test Method | Differential pressure / Direct pressure |
| Control System | PLC automatic control |
| Data Output | USB / RS485 / Ethernet |
Features
(1) High-precision differential pressure detection for micro-leakage identification
(2) Supports both direct pressure and differential pressure testing modes
(3) Fast testing cycle suitable for mass production environments
(4) Automatic OK/NG judgment with real-time output
(5) Data storage and traceability for quality management systems
(6) Stable mechanical structure suitable for continuous operation
Accessories
(1) Dedicated sealing fixture for camera modules
(2) High-precision pressure sensor module
(3) Air supply regulation and filtration system
(4) PLC control system
(5) Standard calibration leak reference unit
Maintenance Information
(1) Regularly calibrate pressure sensors to maintain accuracy
(2) Inspect sealing fixtures for wear or deformation
(3) Ensure clean and dry air supply to prevent contamination
(4) Check pneumatic pipelines for leakage periodically
(5) Perform system self-diagnosis after long-term operation
FAQ
(1) What is this product?
The Camera Air Tightness Tester is a precision device used to evaluate the sealing performance of camera modules. It detects micro-leakage by measuring pressure changes after pressurization, ensuring waterproof and dustproof reliability.
(2) What is this product used for?
It is used for sealing inspection of camera modules in smartphones, automotive systems, and surveillance devices. It helps detect leakage in housings, lenses, and bonding structures during production and quality control.
(3) What is the working principle of this product?
It operates based on differential pressure or direct pressure methods. After pressurization, leakage is determined by analyzing pressure decay or pressure difference changes over time.
(4) Why is this product important?
It prevents moisture and dust intrusion that may damage imaging performance. It ensures product reliability, supports IP standard compliance, and reduces warranty and failure risks.
(5) What industries is this product suitable for?
It is widely used in consumer electronics, automotive electronics, security systems, and industrial vision applications requiring high-reliability sealing performance verification.
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