The JW8307AL series winding-free insertion loss & return loss tester achieves significant improvements in measurement stability and data accuracy through comprehensive optimization of hardware architecture and software algorithms. The product adopts a modular design with higher light source stability; the extended product dual-port dual-test JW18000-2IRL can satisfy dual-LC measurement; the extended product JW8307-2IRL enables a single machine to measure different interface types. Single measurement efficiency is improved by about 25%, making it an ideal testing instrument for manufacturers of optical fibers and cables, optical passive devices, and the like.
| Parameter | Value |
| Detector Type | InGaAs |
| Wavelength Range [Standard 2.0mm probe/integrating sphere] | 850~1700 nm |
| Optical Power Meter - Test Range [Standard 2.0mm probe] | +5~-75 dBm |
| Optical Power Meter - Test Range [Integrating sphere] | +10~-55 dBm |
| Linearity [Standard 2.0mm probe; +5~-55dBm] | ±0.04 dB(+5~-55 dBm) |
| Linearity [Integrating Sphere; +10~-35dBm] | ±0.04 dB(+10~-35 dBm) |
| Linearity [Standard 2.0mm probe; -55~-65dBm] | ±0.08 dB(-55~-65 dBm) |
| Linearity [Integrating sphere; -35~-45dBm] | ±0.08 dB(-35~-45 dBm) |
| Linearity [Standard 2.0mm probe; -65~-75dBm] | ±0.2 dB(-65~-75 dBm) |
| Linearity [Integrating sphere; -45~-55dBm] | ±0.2 dB(-45~-55 dBm) |
| Applicable Fiber Type [Standard 2.0mm probe/integrating sphere] | Standard single-mode and multi-mode fiber |
| Total Uncertainty [Standard 2.0mm probe/integrating sphere] | ±3 % |
| Light Source Wavelength [Single-mode] | 1310&1550 nm |
| Light Source Wavelength [Multi-mode] | 850&1300 nm |
| Light Source Type [Single-mode] | FP Laser |
| Light Source Type [Multi-mode] | LED |
| Center Wavelength [Single-mode] | ±10 nm |
| Center Wavelength [Multi-mode] | ±30 nm |
| Encircled Flux Standard [Single-mode] | Not applicable |
| Encircled Flux Standard [Multi-mode] | Complies with IEC-61280-4-1 |
| Output Power [Single-mode] | >-7 dBm |
| Output Power [Multi-mode] | >-27 dBm |
| Insertion Loss Uncertainty [Single-mode] | ±0.05 dB |
| Insertion Loss Uncertainty [Multi-mode] | ±0.1 dB |
| Insertion Loss Stability [Single-mode] | ±0.01 dB |
| Insertion Loss Stability [Multi-mode] | ±0.03 dB |
| Light Source Stability [Single-mode/Multi-mode; 15min] | 0.01 dB /15 min |
| Light Source Stability [Single-mode; 8h] | 0.03 dB /8 h |
| Light Source Stability [Multi-mode; 8h] | 0.05 dB /8 h |
| Fiber Core [Single-mode] | 9/125 μm |
| Fiber Core [Multi-mode] | 50/125 μm or 62.5/125 μm |
| Optical Output Interface [Single-mode/Multi-mode] | FC/APC |
| Return Loss - Light Source Type | pulsed FP Laser |
| Return Loss - Test Range [Single-mode] | 12~80 dB |
| Return Loss - Test Range [Multi-mode] | 12~60 dB |
| Return Loss - Test Accuracy [Single-mode; 12~55dB] | ±1 dB(12~55 dB) |
| Return Loss - Test Accuracy [Multi-mode; 12~40dB] | ±1 dB(12~40 dB) |
| Return Loss - Test Accuracy [Single-mode; 55~65dB] | ±1.5 dB(55~65 dB) |
| Return Loss-Test Accuracy [Multimode; 40~55dB] | ±1.5 dB(40~55 dB) |
| Standard Fiber | 2~10 m |
| Cable Length (Shortest) [APC end; PC end] | 1 m (APC end) 2 m (PC end) |
| Cable Length (Longest) | 2000 m |
| Operating Power Supply [AC] | 220 V AC |
| Warm-up Stabilization Time | 15 min |
| Recommended Calibration Cycle | 12 mo. |
| Communication Interface | RS232 |
| Operating Temperature | 5~40 ℃ |
| Storage Temperature | -15~70 ℃ |
| Weight | <5 kg |
| External Dimensions | 3U*235 mm *380 mm |
· Fiber Optic Patch Cord and Connector Production Line Inspection: For fast insertion & return loss testing and quality screening, supports multiple interface types and link-level verification. · Passive Device Performance Evaluation: Performs IL, RL multi-mode automated testing on devices such as splitters, couplers, attenuators, etc. · Optical Module and Equipment Production Line Commissioning: Achieves fast, non-destructive optical port return loss and insertion loss inspection in optical communication equipment manufacturing. · Operation & Maintenance and On-site Acceptance Testing: With portable, winding-free and long-distance measurement capabilities, suitable for FTTH, data center and other on-site cabling verification and troubleshooting.
· Efficient Non-destructive Testing Mechanism: Winding-free return loss testing without matching gel; automatically completes IL&RL testing, supports link testing, A/B-end two-point synchronous return loss measurement, no need to change connectors. · Multi-mode High-precision Measurement: Provides multiple working modes such as OPM, IL, RL, ILRL, IL2, ILRL2; integrates a high-precision optical power meter, optional integrating sphere configuration, wide test range. · Fast and Stable Parallel Testing: Optimizes the test process, insertion & return loss testing takes only 0.9 seconds per channel; simultaneously displays dual-wavelength IL&RL values, improving testing efficiency across multiple scenarios. · Flexible System and Expansion Capability: Modular design facilitates debugging and maintenance, supports cascade expansion (such as JW18000-2IRL, JW8307-2IRL), satisfying dual-port and multi-interface type testing. · Intelligent Software and Industrial Interfaces: Equipped with fully-featured optical device application software, the optical power meter part can optionally be configured with an integrating sphere, supports rich threshold and alarm settings; provides USB/RS232 interfaces, adapting to various communication and control environments.
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Shanghai Joinwit Optoelectronic Technology Co., Ltd. was established in 1998, specializing in the development of optoelectronic testing instruments. The company has passed ISO9001 quality system certification, 14001 environmental system certification, and Shanghai High-tech Enterprise certification, and has obtained multiple technical patents and scientific achievements in the field of optoelectronic testing.
The company's main products include light sources, optical power meters, fiber identifiers, optical talk sets, variable optical attenuators, OTDRs, insertion return loss testers, polarization extinction ratio testers, laser aging test systems, fiber optic sensing coil test systems, multi-channel comprehensive testers and other optoelectronic testing/monitoring equipment. Products are widely used in the construction and maintenance of optical communication and optical sensing networks, production of optical components/equipment, etc. Some products are exported overseas, and have won the trust of customers at home and abroad with reliable quality and professional services.
After years of practice and innovation, the company has accumulated a large number of professional technologies and mature solutions in light source control, optical power detection, polarization state control/analysis, optoelectronic testing system integration, etc. While providing standardized products, it can also provide personalized product customization, cooperative development and other services according to customer needs.
Shanghai Joinwit is located at No. 168, Huancheng North Road, Fengxian District, Shanghai, with offices in Shenzhen, Wuhan and Chengdu. We warmly welcome domestic and foreign customers to visit and guide, discuss cooperation, and create new opportunities in the industry.