The OLA-55 and OLA-55M are calibrated in the factory
at wavelengths of 1310, 1550, and 1625 nm, and the
OLS-55 at 850 and 1200 nm.
The attenuators are looped into the test configuration
using test adapters which are available for all common
connector systems (e.g. DIN, FC, ST).
Operating manual update
Continuing enhancement and further development of the
SmartClass family may mean that this operating manual
does not cover all the latest functions of your device.
If the operating instructions about features provided by
your device are missing, please visit the Viavi web site to
check if additional information is available.
To download the latest operating instructions:
1. Visit the Viavi web site at
us/products/network-test-and-certification.
2. Select your model from the product line.
3. Open the download area and download the operating
instructions if available.
Viavi
www.viavisolutions.com/en-
OLA-54/-55/-55M
1 I
NTRODUCTION
3