Contents: PART I: THEORY 1.Natural Light 2.Artificial Light 3.Electric Lamp Technology 4.Measurement of Light 5. Elementary Electrical Theories for Lamp Making 6. Raw Materials for Lamp Making.PART II: PRACTICE7.Manufacturing of Incandescent Lamp 8.Halogen Lamp Technology 9.Manufacturing Defects of Incandescent Lamp and Its Remedies.