Optic Attenuator in line Fiber Optic Attenuator, mechanical adjustable Fiber Optic Attenuator, attenuator of high loss of return, attenuator of rim model attenuation (dB) exactitude error (dB) wavelength loss of reflection (dB) ltype of connection (dB) attenuator of high loss of return 1~2 ¡Ã¡Ã0.25dB 1310nm/1550nm ¡Ã50dB FC; SC/PC 3~15 ¡Ã¡Ã10% dB FC; SC/APC 15-30 ¡Ã¡Ã1.5dB Fiber Optic Attenuator: Test of conditions: continuous impact (4000 times) change of insertion35dB drop test change of insertion 35dB test of flexion change of insertion 35dB twisted test change of insertion 35dB test of durability change of insertion 35dB test of traction change of insertion 35dB resistance to the adapter 200-400gf 200-400gf test of vibration change of insertion 35dB test of salt water aerosol change of insertion 35dB test of hot impact change of insertion 35dB temperature of operation-20¡æ--+70¡æ temperature of conservation -40¡æ--+70¡æ