Sony a-5074-519-a S-focus Ring Assembly

Product Description

The SONY a-5074-519-a is an OEM focus ring assembly designed as a direct mechanical replacement component for Sony interchangeable lens systems. The focus ring assembly serves as the primary manual-focus interface between the photographer and the lens optical system, allowing precise focal plane adjustment by rotating the ring around the lens barrel. This part is sourced directly from Sony and is intended for installation by qualified camera repair technicians or service centers performing component-level lens repairs.

This focus ring assembly is referenced for use with the Sony SEL2870GM lens. It is a factory-replacement part suited to service and repair scenarios where the original focus ring has been damaged, worn, or otherwise compromised and requires full assembly replacement rather than adjustment or cleaning alone.

Key Features

• OEM Sony replacement part for precise mechanical fitment
• Direct replacement focus ring assembly for component-level lens repair
• Compatible with SEL2870GM lens system as referenced in Sony parts documentation
• Factory part number a-5074-519-a ensures correct assembly identification

Compatibility

This focus ring assembly is referenced for use with the Sony SEL2870GM interchangeable lens.

Installation Notes

Installation of lens focus ring assemblies should be performed by trained camera repair technicians with experience in optical component disassembly. Before beginning any lens service, ensure the lens is detached from the camera body and all loose elements are secured. Specialized lens spanner wrenches and anti-static work surfaces are typically required for safe disassembly. Improper installation can result in misalignment of internal optical elements or damage to adjacent mechanical components.

Technical Specifications

• Component Type: Focus Ring Assembly
• Compatible Lens: SEL2870GM

Standard Information

• Brand: SONY
• Manufacturer Part Number: a-5074-519-a