Chinese WF3211 Optical Power Meter/ Optical Power Meter Price

Chinese WF3211 Optical Power Meter Product Description WF3211 optical power meter Is a handheld optical power meter, newly released in 2007, which can be used for absolute optical power measurements as well as for relative loss measurements in optical fibers. 1mm photosensitive area photodiode is used to significantly improve the stability and the reliability. It features ingenious appearance, a wide range of power measurement, high accuracy, an user self-calibration function and a reference power level storage.     Key Features Wide dynamic measurement range (up to 80dB) Reference power level storage(Ref Setting) User self-calibration function Comfortable LCD display and backlight LCD display supports night operation. Power measurements in dBm or mw and insertion loss in dB 10 minutes Auto-off function can be activated or deactivated. AA alkaline batteries can last more than 140 hours, AC adaptor also available Low battery indication   Specifications

MODEL	WF3211	WF3211H
Wavelength(nm)	800~1700nm
Detector  Type	InGaAs
Detector Size	O 1.0mm
Measurement  Range (dBm)	-70~+10	- 50~+30
Uncertainty	±5%
Calibrated Wavelength(nm)	850,1300,1310,1490,1550,1625
Resolution(dB)	0.01
Optical Connector	FC(interchangeable SC,ST) / as well as 2.5mm universal
Power Supply	Alkaline Battery(3 AA 1.5V batteries); AC Adaptor(9V)
Battery Operating Time	140 h with 1.5V Battery(3pcs)
Operating Temperature	10 ~ +60
Relative Humidity	0 to 95% (non-condensing)
Dimension(mm)	190X100X50
Weight(g)	370

       Packaging & Shipping Packaging & Shipping Orders would be shipped within 3 working days upon receiving cleard payments when stock lasts. Delievery time depends on the shipping method, the following is the typical time: Faster courier(Such as EMS, DHL, UPS...) would take 3-7 days; Air mail(Hong Kong air mail, Singapore air mail) would take 10-20 days. Package might be delayed occasionally by the Customs or the carrier, we sincerely hope each customer could give a few more days when this happens   Our Services After-sales Service(except consumables products):
> We guarantee all our electrical and mechanical parts for one year from the delivery date the machine running smooth in customer's place.
> We guarantee that each product is tested carefully and works very well before shipment. We strive for 100% customer satisfaction on every sale we complete.
> We are responsible for the whole lifespan of our products, and whenever you have questions during use, just call us, we are glad to offer technical support timely.

Life-long Maintenance Service:
> During the warranty period, we can repair or replace the defective parts for free.
> After the warranty time, we also repair the defective parts, but only charge part cost   Company Information Beijing W&F technology Co.,LTD is founded in 2006. It is a hi-tech company specialized in manufacturing and trading fiber splicing machine and testing equipments . Our company is one of the biggest communication test instrument suppliers which is located in Beijing - the capital of China.
  Our products Our main products as below:  

1	Fusion Splicers	sumitomo /fujikura /Fitel/ Comway Chinese;
2	OTDR	Chinese /Noyes / JDSU / EXFO /Yokogawa
3	Fiber Cleaver	INNO/Chinese/Fitel/Sumitomo/Fujikura
4	Test instruments	optical power meters/optical laser sources/visual fault locators / PON power meters /cable fault locators
5	Accessories	patch cords/ fiber optic pigtails/fiber optic adapters/optical attenuators /optic join closures/optical fiber tools;