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Optical systems with high-speed lasers, analog transmission (CATV), or Raman amplifiers require high return loss for maximum performance. Furthermore, optical return loss measurements can be used to prove that an installation was completed carefully and accurately; for example, they can show that the optical connectors were inspected and are clean. The ultra-sensitive power meter combined with stabilized light sources enable up to a 70 dB measurement range.
The angled single-mode test port (APC) guarantees highly accurate return loss measurements without requiring external termination for up to 50 dB return loss measurements.
Key Features |
Battery-operated field-portable optical return loss meter with an 1260 to 1650 nm measurement wavelength range (1 nm incremental setting) at the power meter, multiple wavelengths at the source and return loss up to 70 dB |
Interchangeable optical adapters (Senko) for FC, SC, ST and LC optical connectors |
3.5-in color touch screen with integrated stylus |
Individual threshold settings for power and loss pass/fail analysis |
Fiber inspection and test results storage with time stamp |
Data transfer and remote control via USB or Ethernet interface |
Auto-lambda and multi-lambda test functions |
Benefits |
Complete jobs faster, correctly, and on time—right the first time |
Automated pass/fail fiber inspection analysis with the optional P5000i microscope |
Compact, rugged, weather-proof design |
Applications |
Measurement of optical return ross |
Measurement of optical power (absolute and relative) |
Measurement of optical insertion loss |
Inspection of optical connectors (IBYC) |
Specifications | ||
ORL-85 Model Overview | ||
Model | ORL-85 (2311/21) | ORL-85 (2311/23) |
Operating Modes | Return Loss, Power Meter, Light Source | Return Loss, Power Meter, Light Source |
Return Loss Meter Nominal Wavelengths (1) Resolution Measurement Range Measurement Accuracy (2) | 1310, 1550 nm 0.01 dB 0 to 70 dB ±0.7 dB (0 to 50 dB) ±0.9 dB (50 to 60 dB) (3) | 1310, 1550, 1625 nm 0.01 dB 0 to 70 dB ±0.7 dB (0 to 50 dB) ±0.9 dB (50 to 60 dB) (3) |
Specifications | |
ORL-85 Model Overview | |
Power Meter | |
Model | ORL-85 (2311/21) / ORL-85 (2311/23) |
Detector Type | InGaAs |
Power Measurement Range | –85 to +15 dBm |
Max. Permitted Input Level | +15 dBm |
Measurement Accuracy (4) | ±0.5 dB |
Overall Measurement Uncertainty (5) | ±0.60 dB ±0.15 nW |
Automatic Offset Nulling | Yes |
Wavelength Range/Settings | 1260 to 1650 nm, in 1 nm steps |
Calibrated Wavelengths | 1310, 1490, 1550, 1625 nm |
Display Resolution | 0.01 dB/0.001 μW |
Measurement Units | dB, dBm, W |
Power Meter Functions | Abs, rel, pass/fail |
Auto Functions (6) Auto-λ Multi-λ | Auto single-wavelength detection Auto multi-wavelength detection |
Tone Detection | 270 Hz, 1 kHz, 2 kHz |
Warm Up Time | None, instant On |
Specifications | ||
ORL-85 Model Overview | ||
Light Source | ||
Model | ORL-85 (2311/21) | ORL-85 (2311/23) |
Nominal wavelengths (1) | 1310, 1550 nm | 1310, 1550, 1625 nm |
Spectral width | < 5 nm | < 5 nm |
Output power (settable in 0.01 dB steps) | –3 to –6 dBm | –6 to –9 dBm |
Stability7 15 min/8 hr | 0.02/0.2 dB | 0.02/0.2 dB |
Source modes | CW, tone, Auto-λ (8) , Multi-λ (8) | CW, tone, Auto-λ (8) , Multi-λ (8) |
Tone generator | 270 Hz, 1 kHz, 2 kHz | 270 Hz, 1 kHz, 2 kHz |
Optical interfaces | APC connector with interchangeable SC, FC, ST adapters | APC connector with interchangeable SC, FC, ST adapters |
Specifications | |
ORL-85 Model Overview | |
General | |
Model | ORL-85 (2311/21) / ORL-85 (2311/23) |
Laser Class | Class 1 Laser Product (IEC 60825-1:2007) |
Display | 3.5-in color LCD touch screen, 4:3 ratio |
Data Readout | Via USB interface |
Remote Control Capability | Via USB or Ethernet |
Inspection Functions | Live, freeze, store end-face image, auto pass/fail |
Data Storage | Up to 10,000 test results. Abs, rel. power with time stamp, inspection jpg |
Electrical Interfaces | USB 2.0 (2 x host, type A, 1 x device, Micro-B) |
Power Source | AC adaptor, 8x AA alkaline, or rechargeable LiON battery pack (option) |
Power Mode | Active, Auto-Off (programmable) |
Battery Life | >10 hr (LiON)/>8 hr (alkaline) |
Dimension (H x W x D) & Weight ORL-85 ORL-85P | 208 x 112 x 64 mm (8.2 x 4.4 x 2.5 in) 750 g (1.6 lb) 208 x 153 x 64 mm (8.2 x 6.0 x 2.5 in) 850 g (1.85 lb) |
Operating Temp. Range | –5 to +45°C (23 to 113°F) |
Storage Temp. Range | –25 to +55°C (–13 to 131°F) |
Notes:
(1) ±20 nm
(2) Under reference conditions 23°C ±3K, 45% to 75% rel. humidity, 9 µm test fiber with SC/APC ceramic connector, Normalization after a warm-up time of 20 minutes
(3) Normalization with single-mode mandrel wrap that has >70 dB return loss
(4) At calibrated wavelengths at reference conditions at -22 dBm (CW), 23°C ±3K, 9µm test fiber with SC/APC ceramic connector
(5) At calibrated wavelengths from -85 dBm to +15 dBm, -5°C to +45°C. Overall measurement uncertainty for 1260 to 1650 nm: ±0.80 dB ±0.15 nW
(6) With VIAVI optical ligth sources OLS-3x, OLS-5x, OLS-8x, OLTS-8x from 800 nm to 1625 nm: level > -60 dBm
(7) Between –10 to +55°C with ΔT = ±0.3 K after a 20-minute warm-up
(8) Works in conjunction with OLP-3x, OLP-55, OLP-85, OLTS-85, and ORL-85
Specifications | ||
VIAVI ORL-85 SmartClass Fiber Inspection-Ready Optical Return Loss Meters | ||
Model Overview | ||
Model | Part Number | Description |
ORL-85 | 2311/21 | ORL-85 Return Loss Meter 1310, 1550 nm, APC |
ORL-85 | 2311/23 | ORL-85 Return Loss Meter 1310, 1550, 1625 nm, APC |