• Rugged, handheld, lightweight
• Multimode or single-mode applications
• Premises (Ge), Telco (InGaAs), and Broadband (+26 dBm) models
• Wave ID - automatic wavelength identification and switching
• Passive Optical Networks (PON) testing
• Dual Wavelength testing
• 270 Hz, 330 Hz, 1 kHz, and 2 kHz Tone detection
• Large LCD with Backlight
• Power measurements in dBm or µW; insertion loss in dB
• Reference power level storage
• AA alkaline, optional rechargeable NiMH battery pack
• Battery Gauge
• N.I.S.T traceable

The OPM4 optical input port accepts Noyes thread-on style adapter caps. Adapter caps are required for operation and must be ordered separately.