Description
Overview
GAOTek OVA-50 optical variable attenuator can precisely attenuate input optical signals 1260 nm to 1650 nm at in wavelengths and directly output defined stabilized optical signal.
Features
- Attenuation Range 2.5 dB to 60 dB
- Direct Output Power Control
- Output power control
- Absolute or relative attenuation setting
- Program (Preprogramming frequently used attenuations)
- Adjust at step of 0.05 dB or 0.10 dB or 1.00 dB or 10.00 dB
- PC Control via USB
- Backlight
- Over 30 hrs Continuous Operation
- Handheld, Light and Easy-to-use
- CE FCC Certificates
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Technical specifications
| Wavelength Range | 1260 nm to 1650 nm |
| Calibrated Wavelengths | 1310 nm or 1490 nm or 1550 nm or 1625 nm |
| Attenuation Range | 2.5 dB to 60 dB |
| Insertion Loss | <2.5 dB |
| Max Input Power | +21 dBm |
| Output Power Range | +18 dBm to -55 dBm |
| Setting Time | <3 s |
| Display Resolution | 0.01 dB |
| Attenuation Accuracy | ±0.25 dB 77 °F (25 °C) (Output power control mode) |
| Repeatability | ±0.25 dB 77 °F (25 °C) |
| Return Loss | ≥55 dB |
| Power Saving | Auto-off after 5 min idle |
| Backlight | Yes |
| Power Supply | Li-Ion Battery or AC Adaptor |
| Battery Life | Continuous operation >30 hrs |
| Dimensions | 6.97 in x 3.15 in x 1.73 in (177 mm x 80 mm x 44 mm) |
| Weight | 0.7 lb (340 g) |