カワミツ List of Products and Services

The "AQ1210 Series" is an optical pulse testing device suitable for facility construction and maintenance in the access networks of diversifying optical communication networks. Five models are available in the lineup, depending on wavelength and application. The power checker, which can be added as an option to the OTDR, allows for easy measurement of optical power through wavelength step settings and the use of the OTDR port. The optical power meter has a dedicated port, enabling loss measurements in conjunction with the standard built-in light source function. It supports a wide range of applications, including wavelength settings in 1nm increments, modulation signal measurements, and multi-core fiber measurement functions. 【Features】 ■ Enables measurements for PON systems with up to 128 branches ■ Achieves high-speed real-time measurements ■ Equipped with smart mapper functionality ■ Includes multi-core fiber measurement capabilities ■ Optional fiber end face inspection functionality ■ Remote control via Wi-Fi/ETHERNET connection is possible *For more details, please refer to the PDF document or feel free to contact us.

The "AQ7280 Series" is an optical pulse testing device equipped with a large-capacity lithium-ion battery. The multi-touch compatible 8.4-inch large LCD allows for intuitive operation and shortcuts similar to a smartphone, enabling efficient work. It can simultaneously use multiple functions such as OTDR, optical power meter, visible light source, and optical fiber inspection probe. It starts up within 10 seconds of powering on. This allows for quick measurements to begin after arriving on site, and minimizes downtime even during restarts due to the exchange of the OTDR unit/OPM module. 【Features】 ■ Large LCD with multi-touch support and hard keys ■ Multi-core fiber measurement capability ■ Smart Mapper function ■ Simultaneous use of multiple functions ■ Fast startup *Available for online business discussions! Feel free to contact us.

The "FC-8R Series" inherits the functionality and ease of use of the "FC-7R" and features a cutting count counter, making it easier to determine when to replace the blade. The automatic rotating blade continues as before, and a new function for switching between automatic rotation and non-rotation has been added. The top cover now opens at a two-stage angle, making cutting tasks and daily maintenance easier. Additionally, compared to the conventional "FC-7R," the fiber debris collection box has been made larger. 【Features】 ■ The blade rotates automatically with each cut, allowing for even usage of the blade. ■ No need for troublesome blade position and height adjustments. ■ Users can select the opening angle in two stages and switch between blade rotation and non-rotation according to their usage needs. ■ Achieves a larger capacity for fiber debris collection compared to the conventional model (FC-7R). *For more details, please refer to the PDF document or feel free to contact us.

At Kawamitsu, we provide repair and calibration services for optical communication equipment, maintenance equipment, and measuring instruments. In particular, we focus on receiving orders for optical fusion splicers, optical communication-related equipment, and various measuring instruments, and we are also concentrating on mobile communication devices. For information on manufacturers/models that can be calibrated and those that can be repaired, please consult us separately. In the PDF download below, you can view the repair request form for optical equipment and the calibration request form for optical measuring instruments. 【Examples of Measuring Instruments Subject to Calibration】 ■ Optical communication measuring instruments ■ Digital communication devices ■ Power supply-related equipment ■ Recording devices ■ Pressure gauges ■ Environmental measuring instruments *For more details, please refer to the PDF materials or feel free to contact us.

The "CFT-810" is a fiber optic identifier manufactured by the South Korean company FIBERPRO. It can identify fiber optics without bending them. Not only does it prevent accidental disconnection of optical cables, but it also eliminates the risk of causing loss in optical lines. 【Features】 ■ Safely and reliably identifies removal cables and working cables ■ Identification is possible by lightly tapping the fiber cord, using sound and an LED indicator ■ Measurement is possible up to approximately 20 km ■ Termination of the target cable is required for measurement ■ Power meter function is standard (0dBm to -55dBm) ■ Visible light source function is standard (0.6mW) *For more details, please refer to the PDF document or feel free to contact us.

The "EPSA-QL-0040" is a 100G LR4/ER4 power meter from East Photonics in South Korea. It measures the optical power of 100G LR4/ER4 at each wavelength with a single touch. Additionally, it can measure and display the total value simultaneously with the measurements at each wavelength. 【Features】 ■ Target: In-house ■ Measures and displays the wavelengths of 100GBASE-LR4/ER4 (1295.56, 1300.06, 1304.59, 1309.14) and the total value ■ Measurement results can be displayed in a graph for easy comparison ■ Manual input allows for measurements over a wide range (850–1650nm) *For more details, please refer to the PDF document or feel free to contact us.

The FIP-435B is a fully automatic optical fiber end-face inspection device manufactured by EXFO in Canada. It allows for fully automated inspection of optical fiber end-faces. The entire process, including centering, focusing, and pass/fail judgment, is automated, significantly improving work efficiency. With Wi-Fi communication, the measuring device has become cordless, making it easier to measure both the upper and lower parts of the device. 【Features】 ■ Fully automatic model ■ Automation of centering, focusing, and pass/fail judgment allows for one-touch measurement ■ Equipped with Wi-Fi functionality for cordless testing ■ No need to connect the device to the display with cables, making it easy to handle *For more details, please refer to the PDF materials or feel free to contact us.

The "OX1-PRO-I" is a simple fault location tool manufactured by EXFO in Canada. It is a new trinity of light source, power meter, and fault location. With easy operation that does not require experience, it enables high-precision measurements. Complicated settings before measurement are also unnecessary, allowing anyone to quickly and easily locate faults. 【Features】 ■ Easy operation, high precision, no experience required ■ Verification of fiber optic cable links in 3 seconds ・ Displays cable length, insertion loss (IL), and optical return loss (ORL) ■ Measurement target is non-live single-mode fiber (maximum measurement distance of 40 km) ■ Battery operation: 10 hours, USB rechargeable *For more details, please refer to the PDF document or feel free to contact us.

The "PX1-H" is a compact (225g) and advanced power meter manufactured by EXFO in Canada. The measurement accuracy is ±5%. It can transmit test results using Bluetooth. There are 11 calibration wavelengths, including 830nm, 850nm, 980nm, and 1300nm. 【Features】 ■ Wavelength 1577nm ■ Bluetooth (can transmit test results) ■ Easy operation with a touch panel ■ Wavelength measurement range (nm): 830 to 1625 *For more details, please refer to the PDF document or feel free to contact us.

The "PX1-PRO-H" is a compact (225g) and advanced power meter manufactured by EXFO in Canada. The measurement accuracy is ±5%. It features a visible light source function. It allows for simple operation via a touch panel and has 45 calibration wavelengths, including 800nm, 820nm, 830nm, 1300nm, and 1310nm. 【Features】 ■ Wavelength 1577nm ■ Bluetooth (can send test results) ■ Simple operation via touch panel ■ Includes visible light source function ■ Wavelength measurement range (nm): 780–1650 *For more details, please refer to the PDF document or feel free to contact us.

The RES720 is a small control board manufactured by Trimble in the United States, featuring a GPS receiver with PTP functionality in an ultra-compact size. By integrating it into a 1TSN switch, it can control time synchronization for 30 to 60 TSN switches. 【Features】 ■ Time accuracy: <5 ns (1-sigma, clear sky, absolute mode) ■ Timing output: 1 PPS (± 5ns)/PP2S ■ Position system: SPS, timing ■ Time synchronization for 30 to 60 TSN switches can be controlled with the RES720 built into a 1TSN switch. *For more details, please refer to the PDF document or feel free to contact us.

We offer the rental of the H-PCF optical connector assembly tool 'CAK-0057-EX' manufactured by Sumitomo Electric Industries. It is designed for use with SUMILINK, Omron, Yokogawa, Toshiba, Fuji, and Yaskawa PLCs (programmable logic controllers), and two sets of the optical power tester "CAT-2700" are required for cable measurement after installation. For more details, please contact us. 【Optical Connector Assembly Tool】 ■ Fiber Cutter: FOCUS200-EX ■ Ferrule Mounting Tool: JRFK-57 ■ Magnifying Glass: CAT-0057B ■ Cap Removal Jig: CR-CF2071 ■ Scissors *For more information, please refer to the PDF document or feel free to contact us.

We handle the H-PCF optical connector assembly tool 'CAK-0068-EX' manufactured by Sumitomo Electric Industries. *This tool is designed for Mitsubishi and Yaskawa PLCs (sequencers), and two sets of the optical power tester "CAT-7200" are required for cable measurement after installation. For more details, please contact us. [Optical Connector Assembly Tools] ■ Jacket remover: JR-2805 ■ Color crimping tool: CK-28H ■ Ferrule inserter: FK-250 ■ Optical fiber cutter: FOCUS200-EX ■ Scissors ■ Magnifying glass: CAT-0057B ■ Cap removal jig: CR-DL72 *For more details, please refer to the PDF document or feel free to contact us.

This catalog features photom optical communication measuring instruments manufactured by Greitechnos Co., Ltd. Included in the lineup are the optical power meter "211B" with measurement wavelengths of 850/1310/1490/1550nm, as well as the visible light source "365A" and the LAN-compatible light source kit "863B." Please use this for selecting products. 【Featured Products (Excerpt)】 ■ Optical Power Meters 　・211B 　・219 ■ Light Sources 　・364 　・368 ■ Optical Test Kits 　・863B 　・864B *For more details, please refer to the PDF document or feel free to contact us.

We handle the Sumitomo Electric Industries jacket remover 'JR-25/JR-26-D'. The 'JR-25' can remove the coating of single-core optical fibers and is compatible with coating diameters of 0.25mm and 0.9mm. Additionally, the 'JR-26-D' is used for drop intermediate connections to remove the coating of single-core drop indoor cable optical fibers with diameters of 0.5mm and 0.25mm. 【Features】 <JR-25> ■ Capable of removing the coating of single-core optical fibers ■ Compatible with coating diameters of 0.25mm and 0.9mm ■ Improved operability ■ Makes coating removal easier *For more details, please refer to the PDF document or feel free to contact us.

The JR-6+ is a lightweight and compact hot jacket remover. By miniaturizing the battery and using resin for the casing, the weight has been reduced by 10% compared to conventional models. Additionally, by refreshing the mechanism and heater design and adopting a new grip shape, we have achieved an easy-to-hold product form that allows for coating removal with lighter force (30% less than before) than conventional models. 【Features】 ■ Improved coating removal performance ■ Shock-resistant structure and use of resin with IPX1 equivalent design ■ Safe even in harsh usage environments ■ Continuous battery usage time: approximately 10 hours, coating removal count: approximately 200 times ■ Charging possible with the battery inserted ■ Easy maintenance and simple blade replacement *For more details, please refer to the PDF document or feel free to contact us.

The "OA-40/OA-60" is a suspension trolley that allows for the attachment and detachment of the trolley and the release of the roller from the ground using an operating rod. It enables safe and efficient cable suspension with reduced high-altitude work. We offer the standard type "OA-40" and the "OA-60," which has a lever that grips the suspension wire to prevent misalignment during installation. 【Features】 ■ Allows for the attachment and detachment of the trolley and the release of the roller from the ground using an operating rod ■ The lever grips the suspension wire to prevent misalignment during installation (OA-60) ■ Suspension trolley adapter (optional) *For more details, please refer to the PDF document or feel free to contact us.

At Kawamitsu, we offer a "Equipment Rental and Lease Service" where you can borrow the necessary equipment for optical communication devices and railway construction supplies when you need it, and return it afterward. You can use it only when you want, and since all rental fees can be processed as expenses, you can achieve cost reduction. You can use well-maintained products at low cost without the need for inspections or calibrations at any time. 【Benefits of Introduction】 ■ Cost Reduction - You can use it only when you want, and since all rental fees can be processed as expenses, you can achieve cost reduction. ■ New Equipment: With rentals, you can switch to the latest models at any time. ■ Quality Assurance: With well-maintained equipment, there is no hassle of maintenance management. ■ Nationwide Support: If there is stock available at the time of order, same-day shipping is possible (in principle, for applications received by 3 PM). *In the PDF download below, you can view the rental products currently handled by Kawamitsu. If the desired product is not listed, there may be other products available, so please contact us separately.

The "ID-H/R v3" is a fiber optic identifier that can suppress the effects of external light interference. It can display estimated values of communication light intensity within the fiber optic, allowing for confirmation of the identified communication line. Additionally, it supports single-core wires with an outer diameter of 0.25mm to 3mm cables and can accommodate bend-resistant fibers with a common head. 【Features】 ■ Suitable for bend-resistant fibers ■ Improved detection sensitivity for reference (test) light ■ Enhanced workability through light reception sensitivity adjustment function ■ Added display function for communication light intensity within the fiber optic ■ No need for head replacement *For more details, please refer to the PDF document or feel free to contact us.

The "FID-30R/31R" is a compact fiber optic core alignment device designed with excellent impact resistance. By pulling the trigger during fiber optic measurement and locking the bend section while holding the fiber, stable measurements can be achieved. The LCD screen features a highly visible color touch panel with a backlight, allowing measurement results to be confirmed even in dark working environments. Additionally, detection signals are indicated through both screen display and LED indicators. 【Features】 ■ Detection display with color touch panel and LED lighting ■ Excellent impact-resistant design: drop test from a height of 76 cm ■ USB software internet update function *For more details, please refer to the PDF materials or feel free to contact us.

The "OVC-21" is a fiber optic continuity checker that makes it easy to verify fiber optics with red visible light. It is pocket-sized, thin, and lightweight for convenient portability. It supports a ferrule diameter of 2.5mm (SC, FC, ST connectors) and can also accommodate a ferrule diameter of 1.25mm (MU, LC connectors) with an optional (sold separately) conversion adapter. 【Features】 ■ Easy verification of fiber optics with red visible light ■ Supports ferrule diameter of 2.5mm (SC, FC, ST connectors) ■ Pocket-sized, thin, and lightweight for convenient portability ■ Uses two AA alkaline batteries for up to 10 hours of continuous use (when continuously lit) ■ Includes a half-size card cleaner for single-sided connector cleaning (1 piece) *For more details, please refer to the PDF document or feel free to contact us.

Nerixer" is a service that temporarily introduces diagnostic equipment into the facility's network to assess the risks of the overall network environment within the company. During the diagnosis, there is no burden of work on the customer's side, including settings, and the diagnosis will be completed simply by continuing normal operations. After the diagnosis, we will explain the issues and challenges based on the report materials, as well as provide suggestions for risk mitigation strategies and replacements. 【Activities During the Diagnosis】 ■ Monitoring access to dangerous sites from within ■ Identifying devices present within the facility ■ Detecting remote access from external sources ■ Detecting attacks (unauthorized access) from external sources ■ Detecting risky applications *Sample reports of the diagnosis results are currently available. Please view them via "PDF Download.