The MEMS VOA (Reflection SM) from AGILTRON is a Fiber Optic Attenuator with Attenuation 25 to 30 dB, Insertion Loss 0.5 to 0.8 dB, Operating Temperature -5 to 75 Degree C, Optical Power w 300 to 500 mW, Polarization Dependent Loss 0.3 to 0.25 dB. More details for MEMS VOA (Reflection SM) can be seen below.