Description: 
High-precision digital decay series is developed in accordance with optical communication equipment engineering requirements. The Hand-held Optical Attenuator is based on MEMS technology, simple construction, and stable optical performance. The portable design is easy to carry in engineering and maintenance. Customized products are also available. Please contact us for details. 

Features: 

*Most compact and rugged portable attenuator on the market
*Different attenuator range, 40dB, 60dB or 80dB; 
*Three wavelengths: 1310nm / 1490nm / 1550nm; 
*Different attenuation step: 0.1 dB, 1.0 dB, 10.0 dB
*Can save 10 tracks attenuation value
*Can save current value as reference
*Memorize the value after instruments shut down; 
*Energy save mode; 
*One-year warranty and recommended calibration interval

Model
Attenuating Range	40 dB(SM)                             60 dB(SM)                          80 dB(SM)
Calibrated Wavelengths	1310nm / 1490nm / 1550nm
Fiber Mode	9/125um
Attenuating Mode	Digital
Display Resolving Power	0.1dB
Display	LCD,128*64
Max Input Power	+ 28dBm
Return Loss*	>40 dB
Insertion Loss*	<2.5 dB
Optical Connector	FC/PC(or customize other connectors)
Uncertainty	±0.5 dB
Repeatability*	±0.2 dB
RS-232	Optional
Auto Power Off	No operation in 10 minutes(can be canceled),Low battery energy
Battery Charge	Yes
Operate Time	Above 20 hours
Power Supply	3 * AA batteries or AC/DC adapter

   




















*at20±3oC, CW,with FC/PC connector,1550nm

GENERAL SPECIFICATIONS
Size(H*W*D)	190mm*90mm*40mm
Weight	About 450g
Storage Temperature	_20 -- +60oC, <90%RH
Operating Temperature	_10 -- +50oC, <90%RH

ACCESSORIES
Standard	Optional
Carrying bag*1	AC/DC adapter*1
Certificate of Calibration*1
User's manual*1

ORDERING INFORMATION

OMVA-XX

Model

OMVA-40 = 40dB

OMVA-60 = 60dB

OMVA-80 = 80dB