2. Handling Precautions and Reliability

2-2. Reliability of Laser Diodes

2-2-1. Fundamental Approach to Reliability

Beginning with a firm grasp of the customer's requirements, a conscience effort is made to achieve quality and reliability in design, development, and all phases of production. This challenge in met through quality control in selection of materials and every step of fabrication along with regular testing of shipments. The entire process is carefully monitored to ensure consistency so that the customer's satisfaction is guaranteed.
The quantity has rapidly increased and the customers' requirements for quality and reliability have steadily advanced as the expansion in the range of applications and development.

Reliability management in each step, planning, design development and production setup
Variation control by highly automated equipments
Raise in quality consciousness among technicians by small group activities
Analysis of quality information including field data and feedback into the process

Sony's emphasis on these activities makes us confident that we can provide quality and reliability to satisfy customers, but we are also constantly striving to further improve them.