12 Aug 2009 This fiber optic attenuator equalizes uneven gain profiles inherent to the use of optical amplifiers. this fiber optic attenuator equalizes uneven gain profiles inherent to the use of optical amplifiers.it is compliant to Telcordia standards,it uses hermetic sealing for increased resistance to environmental extremes.it can be incorporated in the passive optical system to work seamlessly with various fiber optic pigtail,fiber optic adapter and fiber optic cable assemblies.It is available in low contrast and high contrast variants,and offers excellent positive or negative slope optical performance in the C or L bands. | 
