Miniature robust broadband fiber-reflector with low insertion and polarization dependent losses
 Operating temperatures: +10 to +60 oC
 Good stability
 smf 28 fiber, primary coated, ~1meter long.
~ 40 x 1.5mm diameter tube

FM1D is designed and calibrated to operate within wavelength range of 1300-1550 nm

FM-1x fiber mirrors comes with calibration data specifying device reflectivity and fiber/connector insertion loss (IL) within operating wavelength range.