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Optical Fiber Devices for Biomedical Application are mainly used in Optical Coherent Lamination, Precision 3D Modeling, Industry Endoscopic, Bio-medical Endoscopic and so on. Currently, the controlled length on the market is generally 2mm, while the controlled length of Optizone is precisely controlled within 0.1mm.
Products: OCT Module(Coupler, Variable Optical Attenuator, Variable Delay Line, Circulator), Spherical Lens Polishing, Collimator, Spherical Lens Fiber, Fiber Optic Rotary Joint, Optical Fiber Probe.
Features: Strict module ghosting control elimination, control in interference length(0.1mm), Integrated component and module design, provides supervisory solution to industry.
1. OCT Module
OCT Module:Polarization Insensitive Optical Circulator, Single Mode Broadband Coupler, MEMS Variable Optical Attenuator, Variable Delay Line.
No | Product | Feature |
1 | Polarization Insensitive Optical Circulator | Wide Broadband, Low Loss, High Isolation |
2 | Single Mode Broadband Coupler | Wide Bandwidth, ±40nm / ±50nm |
3 | MEMS Variable Optical Attenuator | High Stability, Excellent PDL Properties |
4 | Variable Delay Line | Wide Adjusting Distance, High Precision, Compact Size, Option to Choose Manual or Electric Control Adjustment |
5 | Variable Optical Attenuator | Wide Broadband, Small Package Size, Large Attenuation Range |
1.1-Polarization Insensitive Optical Circulator
Polarization Insensitive Optical Circulator | |||
Parameter | Unit | Values | Typical values |
Center wavelength | nm | 1310, 1550 | |
Operating wavelength range | nm | ±30 | |
Max. insertion loss | dB | 1.0 | 0.8 |
Min. isolation | dB | 40 | 50 |
Max. crosstalk | dB | 50 | |
Max. polarization dependent loss | dB | 0.1 | 0.05 |
Max. polarization mode dispersion | ps | 0.1 | |
Max. optical power | mW | 500 | |
Fiber type | SMF-28e Fiber | ||
Package Dimensions | mm | Ø5.0 X 50 |
1.2-Single Mode Broadband Coupler
Single Mode Broadband Coupler | ||||
Parameter | Unit | Values | Values | Values |
Center wavelength | nm | 850 | 1064 | 1310 |
Operating wavelength range | nm | ±40nm/±50nm | ±40nm/±50nm | ±40nm/±50nm |
Coupling ratio | % | 50/50 | 50/50 | 50/50 |
Max. uniformity for 50/50 ratio | dB | 1 | 0.7 | 0.7 |
Max. optical power | mW | 500 | 500 | 500 |
Fiber type | 780-HP | HI1060 | SMF-28e |
1.3-MEMS Variable Optical Attenuator
MEMS Variable Optical Attenuator | |||
Parameter | Unit | Values | Typical values |
Center wavelength | nm | 1310/1550 | |
Operating wavelength range | nm | ±40 | |
Max. WDL, 23℃, minimum attenuation | dB | 0.2 | 0.1 |
Max. excess loss | dB | 0.9 | 0.7 |
Attenuation range | dB | 40 | 40 |
Min. return loss | dB | 50 | 55 |
Min. extinction ratio(for PM mode) | dB | 20 | 22 |
Max. optical power | mW | 500 | |
Max.Polarization Dependent Loss(For SM Fiber) | dB | 0.1 | 0.05 |
1.4-Variable Delay Line
Variable Delay Line | |||
Parameter | Unit | Values | Typical values |
Wavelength | nm | 1064,1310, 1550 | |
Operation Wavelength Range | nm | ±40 | |
Optical Delay Range | ps | 0 ~ 530 | |
Zero Point Delay Offset | mm | ~ 280 | |
Insertion Loss | dB | 1.5 | 1.3 |
Flatness Over Travel | dB | 0.6 | 0.4 |
Max. PDL | dB | 0.1 | |
Min. Extinction Ratio (for PM model) | dB | 20 | |
Min. Return Loss | dB | 50 | |
Max. Input Power | mW | 300 | 500 |
Fiber Type | SM Fiber or PM Panda Fiber | ||
Package Dimensions | mm | 88*48*25 |
1.5- Mini Type Manual Variable Optical Attenuator
2. Optical Fiber Probe
Features:
High Precision Sphere Dimensions
High Quality Surface Shape
3. Fiber Optic Rotary Joint
Features:
Low Rotary Insertion Loss
Long Rotary Lifespan
4. Ball Lensed Fiber
Features:
Small volume, short light path, light weight, easy to mass production and packaging;
The coupling process is simple, good repeatability and high coupling efficiency.
5. Angled Ball Lensed Fiber
Features:
Small Volume
Short Light path
Light Weight
Parameters | Unit | Values | Typical Values | Tolerances |
Nominal Beam Waist Diameter (BW) | μm | 120~300 | 160,250,300 | ±10 |
Polish Angle | ° | 39 | 39 | ±1 |
Surface Quality (S-D) at S1 (MIL-PRF-13830) | - | 20-10 | 10-5 | NA |
Wavefront Distortion at S1 | - | ≤ λ/5 @632.8nm | NA | NA |
Polish Accuracy (Relative to Centre of Ball Lens) | μm | +/-10 | +/-5 | NA |
Fiber Type | - | SM | NA | NA |