Description
QL-3308 handheld return loss tester is used to measure the return loss in the field fiber optic linking, in order to adjust the quality of the optic fiber end-face, and to make sure the fiber optic communication is in good condition. This QL-3308 handheld return loss tester can realize measurement of Return Loss, Insertion Loss, Output power, and also can be used as the laser source. Moreover, it has the data storage function of 500 measurement items.
Features
– QL-3308 Insertion & Return Loss Tester
– A variety of functional test pattern (RL.IL.OPM.OLS)
– The test data uploading is stored.
– Support USB power supply function.
– Interface simple, easy to operate.
Applications
– Maintenance in Telecom
– Maintenance CATV
– Fiber Optic Lab Testing
– Other Fiber Optic Measurements
Specifications
| Return Loss Testing | |
| Wavelength(nm) | 1310/1550 |
| Puls Width(nm) | <5 |
| Displaying range(dB) | -70~+0 |
| Accuracy(dB) | ±0.5 |
| Optical Connector | FC/APC |
| Resolution(dB) | 0.01 |
| Insertion Loss Testing (Power Meter) | |
| Wavelength(nm) | 800~1700 |
| Calibrated wavelength(nm) | 850, 1300, 1310, 1490, 1550, 1625 |
| Connatural uncertainty(dB) | ±0.25 |
| Displaying Range(dBm) | -70 ~+6 |
| Communication Port | USB |
| Alkaline battery | 3xAA,1.5V |
| Display | LCD |
| Operation Temperature(?C) | -10~+60 |
| Storage Temperature(°C) | -25~+70 |
| G.W. | 380g |
| size(mm) | 175 x 90 x 44.5 |


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