12. SOA & Raman Amplifier Semiconductor Optical Amplifier, Butterfly Package 3 products Semiconductor Optical Amplifier, Module 3 products Semiconductor Optical Amplifier, Benchtop 4 products Semiconductor Optical Amplifier, Rackmount 3 products C-band Raman Amplifier 4 products L-band Raman Amplifier 3 products C+L band Raman Amplifier 3 products Raman Amplifier Module 10 products