Handhold Optical Variable Attenuator EVA50

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Description

Specification

ModelEVA50-40EVA50-60EVA50-80
    
Attenuating Range40 dB (SM)60 dB (SM)80 dB (SM)
    
Calibrated Wavelengths1310nm / 1490nm / 1550nm  
    
Fiber ModeSM  
    
Attenuating ModeDigital  
    
Display Resolving Power0.1 dB  
    
DisplayLCD, 128*64  
    
Max Input Power+ 28 dBm  
    
Return Loss*> 40 dB  
    
Insertion Loss*< 2.5 dB  
    
ConnectorFC/PC (or customize)  
    
Uncertainty0.5 dB  
    
Repeatability*0.2 dB  
    
RS-232Optional  
   
Auto Power OffNo operation in 10 minutes (can be canceled), Low battery energy 
    
Battery ChargeYes  
    
Operate TimeAbove 20 hours  
    
Power Supply3 * AA batteries or AC/DC adapter 

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