Precision CNC Optical Lens Barrel Components

Optical lens tube metal accessories and optical lens aluminum tube fasteners are key structural components in optical instruments, mainly used to fix and support optical lenses to ensure their stability and accuracy in various environments. The design and manufacture of these components are crucial to the performance of the optical system.

Material selection
Aluminum alloy (6061, 7075): lightweight design, good mechanical strength, suitable for optical equipment
Stainless steel (304, 316): corrosion resistance, high strength, suitable for special environments
Titanium alloy: light weight, high strength, suitable for high-end optical applications.

Surface treatment process:

Anodizing: Especially suitable for aluminum alloys, providing corrosion resistance and beautiful appearance.

Electroplating: Suitable for stainless steel and other metals, increasing surface hardness and corrosion resistance.

Spraying: Provides an additional layer of protection and specific color requirements.

Precision & Tolerance in Optical Component Manufacturing

Precision and tolerance control are critical in optical component production. Our advanced CNC machining technology ensures the following parameters:

🔹 Dimensional Tolerance: Controlled within ±0.01mm, guaranteeing precise component fit.
🔹 Surface Roughness: Achievable down to Ra 0.2μm, meeting high optical performance standards.
🔹 Processing Range: Diameter from 1mm to 300mm, length up to 500mm, suitable for various specifications.

Manufacturing Challenges & Solutions

✔ Thin-Wall Structure Susceptible to Deformation → High-precision fixtures + multiple light cutting passes to minimize stress.
✔ High Coaxiality Requirement → Achieved with 4-axis/5-axis CNC machining, ensuring accuracy within ≤0.005mm.
✔ Superior Surface Finish → Precision grinding, polishing, and anodizing to meet optical-grade quality.

From custom prototypes to mass production, we provide a one-stop optical component manufacturing solution, ensuring high quality, strict tolerances, and exceptional optical performance.