The NK300 Optical Power Meter / OPM + VFL Integrated Machine is a compact and user-friendly fiber testing device designed for installation, maintenance, and troubleshooting. Controlled by a single-chip microprocessor, it supports wide wavelength calibration, dual display of mW/dBm, and automatic shutdown. With integrated red light source and long 120-hour working time, it provides accurate, efficient, and portable optical measurement solutions.
Product Features
- Support simultaneous display of mW / dBm
- Support user calibration
- Support automatic shutdown and backlight control
- Support CW / 1Hz / 2Hz red light mode
- Support memory function when powered off
- Support SC / FC / ST interchangeable interface
- Up to 120 hours working time (OPM function)
- Support portable rechargeable battery charging
Specifications
OPM
Wavelength Range 800nm–1700nm Connector FC / SC / ST Detector Type InGaAs Power Measurement Range -70dBm to +6dBm
-50dBm to +26dBm Uncertainty ±5% Calibration Wavelength 850nm / 980nm / 1300nm / 1310nm / 1490nm / 1550nm / 1625nm / 1650nm Display Resolution Linear display: 0.1%
Logarithmic display: 0.01dBm
VFL (Optional)
Wavelength 650nm ±30nm Output Power 2mW / 10mW / 30mW Mode CW / 1Hz / 2Hz Connector Universal FC / SC / ST
Others
Power Supply 3 × AA batteries / 1500mAh Rechargeable Lithium Battery (Optional) Automatic Shutdown Time 10 minutes Continuous Working Time ≥120h (OPM function) Operating Temperature -10°C to +50°C Storage Temperature -40°C to +70°C Relative Humidity 0–95% Non-Condensing Size 186mm × 100mm × 50mm Weight 140g / 150g
