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Thin-Wall Lightweight Al-Mg Alloy (Al 5052) Lens Barrel

CNC machined thin-wall lightweight Al-Mg alloy (Al 5052) lens barrel. Reduces overall weight without sacrificing strength.

Project Overview

Project Name Zoom lens housing parts
Material Aluminum 5052
Processing Equipment Turn-milling compound
Technology CNC turning, CNC milling
Testing Instruments CMM
Surface Treatment Clear
Post-surface Inspection Equipment CMM
Application Areas Consumer Electronics

Core Parameters

Characteristic Specification Standard
Material Al 5052-H32 ASTM B209
Wall Thickness 1.2±0.1mm ISO 2768-mK
Salt Spray Resistance 1000hrs (no pitting) ASTM B117
Internal Finish Ra 0.4μm (honed) ASME B46.1

Design Advantages

  • Pressure-Equalizing Vents - For diving applications
  • Integrated Lens Stops - Positive-click detents
  • Modular Threading - Compatible with standard filter sizes

Process Control

  • Cryogenic machining (-196°C)
  • In-process wall thickness monitoring
  • Passivation per MIL-DTL-5541

Quality Reports

  • Ultrasonic thickness mapping
  • Cyclic pressure testing
  • Material certs (Mg content analysis)
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Surface treatment

Name

Applicable Materials

Colors

Can be applied to

As machined

As machined

Aluminum, Steel, Stainless Steel

Ra 0.8μm - Ra 3.2μm

All post processes

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