Optical fiber is used for many research, medical, industrial and military applications.
Listed below are just some of those:

RESEARCH

• Spectroscopy
• Raman scattering
• Thomson scattering
• Optical pyrometry
• Fluorescence excitation
• Illumination
• Particle detection
• Colorimetry
• Medical diagnostics
• Clinical research
• Smart structures

MEDICAL

• Photodynamic therapy
• Dermatology
• Ophthalmic surgery
• Hair removal
• Dentistry
• In-vivo diagnostics

INDUSTRIAL

• Smart sensors
• Remote spectroscopy
• In-line process control and monitoring
• Quality control and inspection systems
• Hazardous environment sensing
• Structural integrity detection
• Laser power delivery
• Laser material processing
• Rangefinding