The Jonard Tools Fiber Optic Power Meter is perfect for measuring both the absolute optical power and relative power loss in fiber optic cables. This power meter features the following:

Measures a wide variety of wavelengths from 800-1650 nm, with a mere 0.01 dB resolution
Measures 6 preset calibrated wavelengths with high precision to determine absolute or relative power
Special function of the unit allows the device to be manually calibrated as needed
LED screen is backlit for viewing in low light locations and a 10 minute auto-off helps preserve battery life
Dust-proof button design and shatter-resistant sleeve protect the tool to last a lifetime
Comes with FC, SC, and LC adapters so that fiber connectors can be directly connected to the tool
The FC/SC adapters are for APC/PC/UPC connectors
The LC adapter is for PC/UPC connectors only
Includes:

Fiber Optic Power Meter
Instruction Manual
Protective Cover
(3) AA Batteries (required for operation)
(2) Cleaning Swabs
FC Adapter
LC Adapter
SC Adapter
Nylon Carry Case