Interference Filters
Metallic
Layer
Layer
Cavity
Incident
Light
Wave
Light
Wave
Optical-Grade
Glass
Substrate
Glass
Substrate
Peak Wavelength:
Reflected
Light Waves
(Destructive
Interference)
Light Waves
(Destructive
Interference)
Transmitted
Light
Waves
(Constructive
Interference)
Light
Waves
(Constructive
Interference)