1. Components

     3. Manufacturing process, aging & final inspection

     4. Quality control/Quality assurance

     1. Electrical Data

     2. Lighting engineering Data

     3. Life, first part

     3. Life, second part

     1. Vacuum or Gas

     2. Wire Terminals

     3. Bases

     4. Coloring or Frosting

     5. Lens-Ended Lamps

     6. Micro Axial Lead Lamps & Thin-Line-Lamps (Line Filament)