Sensors & Transmitters
Beijing Rofea Optoelectronics Co.,Ltd
30 Dec 2025
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Get Your Quote Now : US$ 999/ Piece
The R-MIOC Series Y-Waveguide Modulator is a LiNbO3 multifunctional integrated optical circuit (LiNbO3 MIOC) based on microelectronic technology, which can achieve polarizer and analyzer, beam splitting and combining, phase modulation and other function. The waveguides and electrodes are fabricated on LiNbO3 chip, the output and input fibers are precisely coupled with the waveguides, then the whole chip is encapsulated in a gold-plated Kovar housing to obtain well performance and high reliability.Applications:
Fiber optical gyroscope (FOG)Fiber Optic Current Sensor (FOCS)Hydrophones and other optical fiber sensing fieldsPlease contact us for an accurate quotation
| Category | Parameter | Symbol | Unit | Numerical value |
| Optical parameters | Operating wavelength | λ | nm | 1290~1330 | 1530~1570 |
| Insertion loss | IL | dB | ≤3.5 |
| Change of insertion loss at full temperature | ΔIL | dB | ≤0.5 |
| Coupling Ratio | D | % | 50±2 |
| Change rate of spectral ratio at full temperature | ΔD | % | ≤3.0 | ≤2.0 |
| Backward light reflection | RL | dB | ≤-55 |
| Residual Intensity Modultion | RIM | | ≤1/1000 |
| Ambient temperature pigtail polarization crosstalk | PER | dB | ≤-30 |
| Full temperature pigtail polarization crosstalk | PERT | dB | ≤-25 |
| Electrical parameters | Half wave voltage | VΠ | V | ≤3.5 | ≤4.0 |
| Waveform slope | S | | ≤1/250 |
| Bandwidth | BW | MHz | ≥500 |
| Packaging structure | Packaging form | | | Metal or ceramic |
| Device size (excluding pins) | | mm | 30×8×5 |
| Pigtail type | | | Small mode field (6.0mm) PM Fiber | PM Fiber |
| Fiber length | L | m | ≥1.0 | ≥1.2 |
| Environmental indicators | Working temperature | Tw | oC | -45~+70 |
| Storage temperature | Ts | oC | -55~+85 |
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