JDSU OLA-55

Models in this family

1. 

   OLA-55

   JDSU OLA-55 is a portable tunable optical attenuator designed for singlemode fiber.

   Cited variants

   Designation	Generation	Vintage	Changes	Source
   OLA-55M	—	—	Adds operating wavelength range 1260–1650 nm and specifies insertion loss as less than 2.5 dB.	tehencom.com[1]
   OLA-54	—	—	multimode fiber type (50/125 µm), calibrated wavelengths at 850 and 1300 nm	tehencom.com[1]
   JDSU OLA-54	—	—	Singlemode vs multimode variant: OLA-54 uses calibrated wavelengths 850 and 1300 nm and multimode 50/125 µm fiber, while OLA-55 uses singlemode fiber and calibrated wavelengths 1310, 1550, and 1625 nm.	tehencom.com[1]
   JDSU OLA-55M	—	—	Operating wavelengths 1260-1650 nm, calibrated wavelengths 1310, 1550, 1625 nm, insertion loss less than 2.5 dB	tehencom.com[1]

Sources