The 1950nm PM Fixed In-line Optical Attenuator from Seagnol Photonics is a Fiber Optic Attenuator with Attenuation 1 to 30 dB, Attenuation Tolerance ±0.1 dB, ±0.2 dB, ±0.3 dB, ±0.7 dB, ±1 dB, ±1.8 dB, ±2.5 dB, ±3 dB, Operating Wavelength 1950 nm, Optical Input Power 2 W. More details for 1950nm PM Fixed In-line Optical Attenuator can be seen below.