オプトロンサイエンス List of Products and Services

YOFC's HIPOSH fiber is an optical fiber optimized for long-distance, high-bit-rate transmission. Parameters such as wavelength dispersion, attenuation, effective diameter, and PMD values have been optimized. The cutoff wavelength is designed to be below 1260nm, making it suitable for S-band transmission as well.

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High environmental resistance polymer-clad SI/GI fiber

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◆High-temperature resistant fiber that can be used in temperature environments up to 300℃ ◆Ideal for high-power laser transmission and sensor applications in high-temperature environments 【Fiber Type: HT 9/125-14/250(150)・HT 9/125-14/155(200)・HT 9/125-14/155(300)】 [Part No.: HT1210-A・HT1510-A・HT1510-B] ●Optical Characteristics Mode Field Diameter @1310nm (um): 9.2±0.4・9.2±0.4・9.2±0.4 Mode Field Diameter @1550nm (um): 10.4±0.8・10.4±0.8・10.4±0.8 Fiber Cutoff Wavelength (nm): 1180~1330・1180~1330・1180~1330 Attenuation @1310nm (dB/km): ≦0.4・≦0.8・≦1.0 Attenuation @1550nm (dB/km): ≦0.25・≦0.6・≦0.8 *Other specifications of fiber are also available. Please contact us.

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◆Optimized attenuation and dispersion characteristics for 1550nm ◆Low attenuation, low dispersion, zero dispersion slope ◆Excellent performance in DWDM systems ◆Specifications exceeding ITU-T G.655.C/D and IEC-60793-2-50 B4.c/d recommendations LAPOSH is a fiber with the largest effective diameter compliant with ITU-T G.655. It is optimally designed for high-power EDFAs and DWDM systems. Additionally, it is effective for high bit-rate transmission, enabling long-distance transmission without the use of dispersion compensation fibers depending on the application.

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Compliant with ISO/IEC 11801 and IEC 60793-2-10 Supports 1, 10, 40, 100, and 400 Gb/s applications

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Single-mode fiber optimal for component manufacturing applications Excellent optical performance YOFC photonic single-mode fiber is specially developed for optical components with strict bend resistance. The fiber is manufactured using a PCVD process with Ge/F co-doped material systems and a special waveguide structure. It is compatible with G.652 fiber and excels in macro bending, making it highly suitable for mini components. The fiber meets the ITU-T G.657.A1 / G.657.A2 / G.657.B3 standards and is suitable for full range applications from 1260nm to 1625nm. The design of the Ge/F co-doped material system provides excellent macro bend loss and outstanding fused taper performance. The macro bend performance of PH1011-C and PH1012-A is significantly improved by a special "trench" waveguide structure, meeting the requirements of G.657.A2 and G.657.B3 standards. PH1012-A is specially developed for compact C-band components and modules with a very small bend radius and excellent bend resistance.

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◆ The double UV coating structure exhibits high stability over a wide temperature range. ◆ It is also optimal for fiber gyros and devices with high polarization dependence. ◆ Manufactured using the PCVD (Plasma Chemical Vapor Deposition) process. ◆ Provides highly stable polarization-maintaining fiber through YOFC's PCVD. YOFC's polarization-maintaining fiber (PM fiber) is designed for optical gyros and PM components with high polarization sensitivity. The PM fiber, manufactured using the company's advanced PCVD (Plasma Activated Chemical Vapor Deposition) process, features an extremely precise refractive index profile (RIP) and offers excellent geometric, optical, environmental, and mechanical properties. Additionally, this polarization-maintaining fiber maintains high stability over a temperature range of -45°C to 85°C due to its UV-curable acrylic double-layer coating. It is also an optimal fiber for fiber gyros and devices with high polarization dependence.

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◆Radiation Resistance Performance: ≤15, Total dose: 250kGy, dose rate: 1Gy/s (25°C) (Compliant with TIA/EIA 455-64) YOFC's radiation-resistant multimode fiber (RRF-MMF) has been developed for use in radiation environments by adjusting the composition of the optical fiber and improving process technology. It has been specifically designed to meet the requirements of a special usage environment under radiation. This fiber has a graded refractive index profile and is optimized for waveguide characteristics at operating wavelengths of 850nm and 1300nm. Additionally, this product is designed in compliance with ITU-T.G651 & IEC 60793-2-10 A1.

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◆Radiation-resistant single-mode fiber optimized for 1310/150nm ◆Radiation resistance performance: ≤15, Total dose: 200kGy, dose rate: 0.5Gy/s (25°C) (Compliant with TIA/EIA 455-64) YOFC's radiation-resistant single-mode fiber (RRF) has been developed for use in radiation environments by adjusting the composition of the optical fiber and improving processing technology. It was specifically designed to meet the requirements of a unique usage environment characterized by radiation. The optical characteristics are optimized for wavelengths of 1310nm and 1550nm, achieving low attenuation and low dispersion.

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The Spun fiber from YOFC has a two-layer UV-curable acrylate coating structure, providing high stability in a temperature range of -45°C to 85°C. Additionally, the SI fiber manufactured using the company's advanced PCVD (Plasma Activated Chemical Vapor Deposition) process features an extremely precise refractive index profile (RIP) and offers excellent geometric, optical, environmental, and mechanical properties.

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◆Core diameter: 40μm to 800μm, NA 0.10 to 0.34, compatible with applications in the visible to near-infrared range. YOFC's step index (SI type) multimode fiber is a silica-clad multimode fiber that is comprehensively optimized for both 850nm and 1300nm wavelengths, achieving extremely low attenuation. Additionally, the SI fiber manufactured using the company's advanced PCVD (Plasma Activated Chemical Vapor Deposition) process features a highly precise refractive index profile (RIP) and offers excellent geometric, optical, environmental, and mechanical properties.

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●SW630-13/250 - Cut-off wavelength (nm): 570±50 - MFD: 4.0±0.4μm (630nm) - NA: 0.13 ●SW780_125-14/250 - Cut-off wavelength (nm): 720±50nm - MFD: 4.5±0.4μm (780nm) - NA: 0.14 Available for sale in small quantities. Please consult us for replacement from existing products or for patch cord customization.

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Core structure of pure silica Standard lineup with core diameters from 25μm to 200μm Low loss in the UV range. Ideal for delivery below W level This is a fiber for ultraviolet light transmission that can be used from 200nm. Thanks to its high OH content and pure silica structure, it guarantees excellent characteristics for UV transmission. YOFC, established in 1988 in Wuhan, Hubei Province, China, is a fiber optic manufacturer. The company conducts consistent in-house manufacturing from preform production to drawing, boasting the largest fiber production volume in the world. They offer a wide range of standard products for optical communication, fiber lasers, sensing, and more.

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◆Low attenuation at 1450/1550/1650nm ◆Wide bandwidth in the C-band The multimode fiber for the distributed temperature system from YOFC is characterized by lower attenuation compared to conventional multimode fibers in the optical communication wavelength range. Optimized by the company's PVCD process, it ensures precise waveguide design and a smooth graded index profile. Additionally, high-temperature resistant options (-40 to +150°C) are also available.

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◆100% Compensation of G.652 C-band Slope In optical communication and fiber lasers, managing dispersion is crucial for maintaining optical characteristics such as pulse oscillation and nonlinear effects. YOFC's Dispersion Compensation Module (ADCM) comes in a compact package that is convenient to handle and compensates for the dispersion slope of G.652 compliant single-mode fiber C-band. YOFC, established in 1988 in Wuhan, Hubei Province, China, is a fiber optic manufacturer. The company conducts consistent in-house manufacturing from preform production to drawing, boasting the largest fiber production volume in the world. They offer a wide range of standard products for optical communication, fiber lasers, sensing, and more.

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◆Protecting the junction with a metal tube By using a fan-in/fan-out module for multi-core fiber, it enables high-efficiency coupling between multi-core fiber and single-mode fiber while performing space division multiplexing (MUX) and demultiplexing (DEMUX) functions. The coupling of multi-core fiber and single-mode fiber in this module employs special technology, achieving low loss, low core crosstalk, and high return loss.

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YOFC offers multi-core fiber connectors as standard products in its lineup. High-precision LC connectors and MPO connectors are implemented at both ends of the multi-core fiber. 【Specifications】 Multi-core LC Multi-core MPO Insertion Loss @ 1310nm (dB) (typ): ≤0.15 ≤0.8 Insertion Loss @ 1310nm (dB) (max): ≤0.35 ≤1.5 Return Loss (dB): ≤-50 (UPC) ≤-60 (APC)

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370-700W @105um/200um core Low current drive (Multiple single emitter) Long lifespan Two-year long product warranty Low price ●Specifications ※ Please contact us.

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●Absolute Maximum Ratings (Tc=25℃) Parameter　　　　　　　　　　Symbol　　　　　 Rating　　　　　Unit Reverse voltage　　　　　　　　　VR　　　　　　　10　　　　　　V Reverse current　　　　　　　　　IR　　　　　　　　3　　　　　　mA Operating temperature range　　TOPR　　　　　40 to +85　　 　　℃ Storage temperature range　　　TSTG　　　　 　40 to +85　　　　 ℃ WOORIRO Co., Ltd. is a Korean photonics company that has consistently focused on the research and development of PLCs and InGaAs photodiodes (PDs) for high-speed optical communication since its founding in 1998. The company has released mass-produced products such as splitters, AWGs, 10Gb/s PIN-PD/APD, 25Gb/s PIN-PD APD, 50Gb/s PIN-PD APD, and ROSAs, and recently, due to the advancement of its own InGaAs APD technology, it has released a single-photon detector that can be considered the best performer in the industry.

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◆Available with 250/750μm pitch 4ch array products ◆Operating range -40 to +85℃ Chip on carrier is also part of the standard lineup Low dark current WOORIRO, established in 1998, is a South Korean photonics company that has consistently advanced research and development of PLCs and InGaAs photodiodes (PDs) for high-speed optical communication. They have released mass-produced products such as optical communication splitters, AWGs, 10Gb/s PIN-PD/APDs, 25Gb/s PIN-PD APDs, 50Gb/s PIN-PD APDs, and ROSAs. Recently, due to the development of their own InGaAs APD technology, they have released single-photon detectors that can be considered the best performance in the industry.

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XMD-MSA compliant ROSA package ●Absolute Maximum Ratings 　　　Parameters　　　　　　　Symbol　　　　Rating　　　　Unit 　TIA Supply Voltage　　　　　　VCC　　　　-0.5 to 4.5　　　　V 　VPD Supply Voltage　　　　　　VPD　　　　-0.5 to 4.5　　 　V 　Gain Control Voltage　　　　　　GC　　　　　0 to Vcc　　　 V Maximum Optical Input Power　　Pmax　　　　　 5　　　　　dBm Operating Temperature Range　　 TC　　　　 -5 to + 85　　　 ℃ Storage Temperature Range　　　 TSTG　　　 -40 to +85　　　 ℃ 　Soldering Temperature　　　　　TSO　　　　　　350　　　　℃

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●Features - Standard TO 46 package with hermetic sealing - App lica tion: 25G/100G optical receiver module ●Absolute Maximum Ratings (TC=25°C, unless otherwise specified) Parameters：　　　　　　　　　　Symbol　　　　Rating　　　Unit TIA Supply Voltage：　　　　　　　V　CC　　　-0.4 to 4　　　V APD Supply Voltage： 　　　　　　V　APD　　　0 to V　BR　　V APD Reverse Current：　　　　　　I　APD　　　　　2　　　　mA APD Damage Level：　　　　　　　L　D　　　　　　0　　　　dBm Operating Case Temperature Range：T　C　　　 -40 to + 85　　℃ Storage Temperature Range：　　　T　STG　　　-40 to + 85　　℃

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Industrial specification TO-46 package, LC receptacle type TO-46 package type, LC receptacle type ●Features ▪ InGaAs/InP PIN photodiode ▪ TIA auto gain control for optimization ▪ VGC function to control TIA output amplitude ▪ Industrial TO 46 package and LC receptacle ●Applications ▪ 100G PAM4 optical systems ▪ Linear receiver modules

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Compact Package 0.002℃ Linear Stability Operating Voltage +5V~+15V Wavelength Electronics' MPT series is a highly space-efficient temperature controller with excellent temperature stability. This product model is intended for customers currently using the same product. However, if you are using a new 2.5A temperature controller in your device, please use Model: PTC2.5K-CH (which incorporates new technology). Wavelength Electronics, based in the United States, manufactures and sells laser controllers and temperature controllers. Their low-noise drivers for Quantum Cascade Lasers (QCL) and benchtop LD controllers and temperature controllers are adopted by various universities and research institutions. They also offer a wide range of OEM module-type and IC package products.

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5V Power Supply Operation Laser Supply Voltage 3V~30V Slow Start Operation (Laser Protection Function) Supports APC and ACC Remote Control Capable Wavelength Electronics' PLD series is a high-performance laser diode driver with +5 V low voltage operation and active current limiting functionality. It is ideal for applications requiring high compliance voltage. The output current can reach up to 12.5 A. It includes two built-in photodiodes with selectable sensitivity. Additionally, it protects the laser diode with a slow start circuit and active current limiting functionality. For 5 A, 10 A, and 12.5 A outputs where a heat sink is not required, a chassis model is also available.

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0.003-0.0012℃ Linear Stability Wavelength Electronics' PTC series (component type) is a temperature controller that is very space-efficient and has excellent temperature stability. Evaluation boards are also sold as accessories, allowing for assessment of the product as a component. The PCB board is a product that can be actively used by customers who make their own. (Due to its compact and user-friendly design, it is incorporated into devices in fields such as spectroscopic analysis, defense, and medical applications.)

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The output current is stable at 500mA to 2.0A. Low noise: <0.4μA RMS up to 100kHz Compliance voltage: 20V 3dB bandwidth: 2-3MHz, 250ns rise time Constant current mode operation QCL safety operation feature Trigger output available (for synchronization) Can operate with AC connection Wavelength Electronics' QCL LAB series is an instrument that allows you to easily and safely operate your QCL. (Setup can be done using a touchscreen, and it is designed to be user-friendly.) Additionally, it supports remote control from external sources, keeping lab use in mind. Please consider using this product for the various applications expected for QCL in the future.

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User-friendly instrument package 0.00009°C high linear stability Data collection and storage using USB and Ethernet The TCxx series (for laboratory use) from Wavelength Electronics is a high-performance instrument-type temperature controller. It offers very stable temperature control and is easy to use with a touchscreen interface. Additionally, data collection and storage can be easily performed using USB and Ethernet. Customers who wish to perform external control should use the dedicated software. Wavelength Electronics, based in the United States, manufactures and sells laser controllers and temperature controllers. Their low-noise drivers for quantum cascade lasers (QCL) and benchtop LD controllers and temperature controllers are adopted by various universities and research institutions. They also offer a wide range of OEM modular and IC package products.

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Small package: 1.30″ x 1.26″ x 0.313″ Constant current & constant power mode Voltage control set point TTL compatible shutdown pin Variable current limit The WLD3343 from Wavelength Electronics is a laser diode driver equipped with a general-purpose analog circuit. In constant current mode, it maintains the LD current with high precision, and in constant power mode, it keeps the photodiode current constant. The output current value is 2.2 A, and the drive voltage is single-phase +5 +12 V. Wavelength Electronics, based in the United States, manufactures and sells laser controllers and temperature controllers. Their low-noise drivers for quantum cascade lasers (QCL) and benchtop LD controllers and temperature controllers are used by various universities and research institutes. They also offer a wide range of OEM module-type and IC-type packaged products.

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Thermistor, compatible with RTDs and IC sensors Evaluation boards and accessories available Wavelength Electronics' WTC series (IC type) is an ideal component for embedded temperature controllers. We have evaluation boards prepared for your use in conjunction with your PCB board evaluation. Additionally, we offer a variety of product accessories for this product to suit your needs. Wavelength Electronics, based in the United States, manufactures and sells laser controllers and temperature controllers. Their low-noise drivers for Quantum Cascade Lasers (QCL) and benchtop LD controllers and temperature controllers are adopted by various universities and research institutes. They also offer a wide range of OEM modular and IC package products.

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12-pin small SMT package: 0.75" x 0.45" x 0.255" FL500 Output current value up to 500 mA Dual 250 mA configurable Voltage control set point TTL compatible shutdown pin 500 kHz sine wave / 100 kHz square wave constant current bandwidth Set point & current limit adjustable Evaluation board: adjustable current limit FL593FL USB control evaluation board available Wavelength Electronics' FL500 is a compact laser diode driver for low output. The driving voltage is 3~12 V, and it can also be powered by a lithium battery. An independent dual 250 mA output configuration is also available. Wavelength Electronics, based in the United States, manufactures and sells laser controllers and temperature controllers. The company's low-noise drivers for quantum cascade lasers (QCL) and benchtop LD controllers and temperature controllers are used by various universities and research institutes. They also offer a wide range of OEM modular and IC package products.

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Compact Package Hot, Cold Current Limit Operating Voltage +5V~+12V Temperature Monitoring Wavelength Electronics' HTC series is a highly space-efficient temperature controller with excellent temperature stability. Current limit, temperature set point, proportional gain, integral time constant, and sensor bias current are set from external components. The set point and actual temperature can be monitored using a digital voltmeter connected to the buffered measurement output. Remote control of the set point is possible via analog input. Wavelength Electronics, based in the United States, manufactures and sells laser controllers and temperature controllers. Their low-noise drivers for quantum cascade lasers (QCL) and benchtop LD controllers and temperature controllers are adopted by various universities and research institutes. They also offer a wide range of OEM modular and IC package products.

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◆Mount for 14-Pin Butterfly Laser Diode Designed as a heat sink integrated mount for 14-pin butterfly semiconductor lasers, it allows for easy connection between the driver and the semiconductor laser via two 9-pin D-sub connectors.

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2.2A TEC, 2.2A LD current USBKIT operation 10A Protects the diode with a slow start function. Available in constant current mode and constant power mode. Can adjust the current limit of the laser diode. Remote TTL shutdown/interlock is possible. Compact size. The LDTC series from Wavelength Electronics is a very convenient module that integrates an LD driver and a temperature controller. The temperature controller is set by default to a 10k ohm thermistor at 1V for 25°C. However, these can be adjusted by the customer. The LD driver side can operate in constant current mode and constant power mode (LD TYPE A, B). This integrated product is user-friendly and is used in various laser application environments such as medical, remote sensing, and defense.

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Low noise: < 1 μA RMS Adjustable current limit Cable included for LD connection Compact package Wavelength Electronics' LDTC1020 and LDTC0520 are board-type OEM laser diode controllers that combine the low-noise FL500 compact laser diode driver with the highly stable WTC3243 temperature controller. They are ideal for applications where the mode and linewidth of the laser diode are critical, such as spectroscopy. The LTC1020 includes two FL500 units, with a maximum output current of 1 A. The LDTC0520 has one FL500 unit, with a current value of 500 mA. Cables are included.

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The TEC or RH current is driven at +/-5A. It supports thermistors, RTDs, and IC sensors. It comes with a free LabVIEW driver. There are hot and cold current limits, as well as high and low temperature limits. It features a remote analog setpoint input. The LFI3751 series from Wavelength Electronics is a benchtop (instrument-type) temperature controller. It allows for various settings through its front panel, making it easy to use. Please consider it for lab use. The front display panel allows for checking the temperature setpoint, resistance value, output current value, and voltage value. Wavelength Electronics, based in the United States, manufactures and sells laser controllers and temperature controllers. Their low-noise drivers for quantum cascade lasers (QCL) and benchtop LD controllers and temperature controllers are adopted by various universities and research institutes. They also offer a wide range of OEM modular and IC package products.

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◆ Bandwidth up to 600 kHz at a constant current ◆ ACC (constant current) or APC (constant power) mode ◆ Equipped with safety features to protect the laser (slow start, delay circuit) The LDxCHA series is a low-noise LD driver that supports a maximum supply current of 15A and a maximum supply voltage of 3V or 28V (when set to high voltage). The new circuitry allows for fine-tuning of the current limit and current set point even in the absence of a signal from the laser. This enables users to operate safely without worrying about power settings and prevents overdriving. The LDxCHA series is compact, and the base hole pattern allows for direct mounting on engineering tables or within systems. Two trim pots are set for current limit and set point, and simple wiring is facilitated by five spring-loaded terminal blocks. The built-in safety features stabilize operating conditions and enhance product robustness. The setting of the current limit value ensures that the output current will never be exceeded, and the slow start function prevents overdriving. It offers high reliability and long operating times.

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◆Single-phase voltage drive +12V, +15V ◆Slow start, current limit ◆24-hour current stability <75ppm Wavelength Electronics' MPL series is a high-performance laser diode driver powered by a single-phase DC supply. It features a single 15-pin D-sub connector that serves as both the input and output connector for laser diodes and TE modules. It maintains high stability in constant current mode, constant power mode, and modulation mode. The front panel's 12-turn trim pot allows for precise control of the set point and limit current. The independent current limiting function enables the setting of protection levels for the laser diode. Wavelength Electronics, based in the United States, manufactures and sells laser controllers and temperature controllers. Their low-noise drivers for quantum cascade lasers (QCL) and benchtop LD controllers and temperature controllers are adopted by various universities and research institutes. They also offer a wide range of OEM module types and IC package products.

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Wavelength Electronics' QCL series is a driver for narrow linewidth quantum cascade lasers (QCL) that suppresses spectral drift and frequency jitter. It is designed as an OEM solution with a focus on integration into field systems and benchtop applications. It features dual DC power supply operation with low noise. The DC bias can be set using a current setting knob. It also supports remote signals and includes built-in protection circuits against reverse voltage and overvoltage. It is ideal for high-performance chemical sensing in biomedical, imaging, spectroscopy, remote sensing, communications, aerospace engineering, and material processing applications.

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The TC15LAB series from Wavelength Electronics features high-performance digital control and high stability temperature maintenance with high-precision drive storage. It automatically adjusts PID control values, set points, turning modes, and bias current changes. Wavelength Electronics, based in the United States, manufactures and sells laser controllers and temperature controllers. Their low-noise drivers for quantum cascade lasers (QCL) and benchtop LD controllers and temperature controllers are adopted by various universities and research institutes. They also offer a wide range of OEM modular and IC package products.

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Wavelength Electronics' LDD series is a low-noise laser diode driver with a drive current of 400 mA. It not only offers high current stability in constant current mode but also demonstrates high power stability of < 0.2 % in constant power mode. With the output current trim pot, it allows for high-precision control of the setpoint current for laser diodes and photodiodes.

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◆Substrate materials: TPX, crystalline quartz, HRFZ-Si, polyethylene, etc. Tydex is a specialized optics manufacturer based in Saint Petersburg, Russia. It was founded in 1994 by members who spun off from the Russian Academy of Sciences. The company is capable of handling a wide range of optics from DUV to terahertz, making it ideal for both OEM applications and small orders for research purposes. It has particularly numerous achievements in the IR and THz regions.

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◆Substrate materials: TPX, crystalline quartz, HRFZ-Si, polyethylene, etc. Tydex is a manufacturer specializing in optics based in Saint Petersburg, Russia. It was founded in 1994 by members who spun off from the Institute of the Russian Academy of Sciences. The company is capable of handling a wide range of optics from DUV to terahertz, making it ideal for both OEM applications and small orders for research purposes. It has particularly numerous achievements in the IR and THz fields.

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◆Substrate materials: TPX, crystalline quartz, HRFZ-Si, polyethylene, etc. Ydex (Tydex) is a manufacturer specializing in optics based in Saint Petersburg, Russia. It was founded in 1994 by members who spun off from the Institute of the Russian Academy of Sciences. The company is capable of handling a wide range of optics from DUV to terahertz, making it ideal for both OEM applications and small orders for research purposes. They have numerous achievements, particularly in the IR and THz regions. 【Product Types】 ● Astronomy optics / Large diameter optics 　Newton type 　Cassegrain type 　Richie-Chretien type 　Schwarzschild type 　Maksutov type ・Maximum diameter: Φ1300mm ・Surface accuracy: L/10 @633 nm ・60/40 scratch/dig @ 400 mm ・80/50 scratch/dig @ 800 mm ・120/80 scratch/dig @ 1300 mm ・Compatible with various coatings ・MIL-0-13830A compliant

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Synthetic crystal quartz is an excellent material recognized for its high transmittance in the UV wavelength range, crystallographic properties, optical uniformity, chemical resistance, and durability against long-term exposure. Tydex manufactures various DUV components using precision optical grade synthetic crystal quartz equivalent to Class A1. Photolithography technology using DUV (deep ultraviolet) wavelength lasers is utilized in various industrial applications, including semiconductors and nanotechnology, making it indispensable in our lives. With further demands for higher density and narrower linewidths, KrF excimer lasers (248nm) and ArF excimer lasers (193nm) are widely used, leading to an increased demand for high-performance optical components surrounding these light sources.

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