Description of mini optical meter : 1.Startup &Shutdown It could start up immediately after pressing 1 second,and long press this key under startup status could shutdown immediately. 2.UNIT Changing data display unit.It could select dBm.dB.nW unit accordingly ,and test data will show corresponded result,conversion relationship of nW,dBm is :10 log(nW)=0(dBm).The RJ45 test mode is opened by the for 3 seconds,then the press is closed,and the screen displays RJ45 when it is opened. 3.REF It could achieve automatic zero dearing to press this key,and set current thes result as or confirmed as refereance value,and carrying out relative power measurement ,and display screen will show setting dBm value.Save the current test numeric screen by 3 seconds,and the REF is saved. 4. It could select 6 types of different wacelength (850nm,1300nm,1490nm,1550nm,1625nm),and it will show at LCD screen at the same time. 5. LIGHT Open/close red light,shortly press to start up or close,lower right hand of LCD displays 650 word typeface when opens it at the same time.Notice!Do not look at the laser light directly,so as not to cause ham to the eyes.(luminous power red pen all-in-one red light funciton)Press the key can close or open background light.LCD top left corner can show the hint at the same time.(light power meter backlight) 6.LED Open /close the LED light,open or close short .Long press open HZ recognition and the exit. 15mW tester description Small size, easy to field test Output power >10mW Interface type: 2.5mm universal adapter Working temperature: -20℃-60℃ Storage temperature -40℃-+85℃ Output wavelength: 650nm Power supply: built-in lithium battery Package Includes: 1x Mini Optical Meter 1x 15mw red light pen
Trustpilot
2 months ago
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