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

●MPO12 performs two-wavelength loss testing in just 1 second ●Excellent operability The PXM/LXM is the latest MPO tester designed to efficiently measure the vast number of MPO links. It conducts two-wavelength testing in just 1 second. With the FasTesT feature, you can perform loss and polarity diagnostics for each channel at two wavelengths with the push of a button. Since its founding in 1985, EXFO has continued to lead the industry with highly unique product development and reliable quality, making it a leading company in optical communication measurement instruments. It holds the number one market share in the optical field. In recent years, it has expanded its lineup of high-performance measurement instruments for laboratories and has quickly promoted the automation of measurement devices. With a simple and highly convenient interface, it has garnered support across a wide range of scenarios from laboratory use to manufacturing sites.

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● Supports 1 to 400G transport & datacom testing, optical spectrum analysis (OSA), OTDR, loss testing, chromatic dispersion (CD), polarization mode dispersion measurement, etc. ● Equipped with USB, WiFi, and Bluetooth interfaces, also supports mobile and VPN. ● Runs on Windows 10, offering PC-like operability. ● Allows centralized management of measurement data via EXFO Connect. Modules for 1 to 400G transport & datacom testing and various optical tests can be consolidated into one unit. The robust platform features a 10.1-inch outdoor-enhanced touchscreen, ensuring excellent operability and optimal performance. Size: 199 mm × 333 mm × 170 mm / 4.6 kg. Since its founding in 1985, EXFO has been a leading company in optical communication measurement instruments, continuously leading the industry with highly unique product development and reliable quality. It holds the number one market share in the optical field. With a simple and highly convenient interface, it is widely supported in various scenarios from laboratory use to manufacturing sites.

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◆Multi-functional and portable size (199 mm × 333 mm × 119 mm/3.0kg) ◆Supports 1–400G transport & datacom testing, optical spectrum analysis (OSA), OTDR, loss testing, chromatic dispersion (CD), polarization mode dispersion measurement, etc. The FTB-2 and FTB-2 Pro are portable optical platforms that combine convenience for transport with multi-functionality. We offer the FTB-2, which supports various optical tests such as OSA, OTDR, and CD/PMD measurements, as well as the FTB-2-PRO, which supports the above along with 1G–100G Ethernet transport testing. The robust platform, equipped with a 10.1-inch outdoor-enhanced touchscreen, ensures excellent operability and guarantees the best performance. Size: 199 mm × 333 mm × 119 mm/3.0kg

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◆ Equipped with USB, WiFi, and Bluetooth interfaces, supports mobile and VPN ◆ Supports 1-100G transport & datacom testing, optical spectrum analysis (OSA), and OTDR loss testing ◆ Available in single carrier and dual carrier options Single (210mm x 254mm x 66mm, 2.0kg) Dual (210mm x 254mm x 96mm, 2.4kg) The FTB-1v2 and FTB-1Pro are portable, carry-style optical platforms that combine convenience for transport with multifunctionality. They are the most compact units in EXFO's modular platform lineup. They support various optical tests such as OSA (optical spectrum analysis), OTDR, OLTS (loss testing), and 1G to 100G Ethernet transport testing.

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◆Equipped with PON measurement mode and broadband measurement mode ◆Intuitive touch screen operation ◆Capable of simultaneous measurement of mixed 1G and 10G lines PPM1 is EXFO's latest PON power meter for service activation. It has a built-in wavelength filter, allowing for simultaneous measurement of different layers such as GPON, EPON, XGS-PON, and 10G EPON. The product is designed to be robust for outdoor use, compliant with IP54 standards. Since its founding in 1985, EXFO has continued to lead the industry with highly distinctive product development and reliable quality, making it a leading company in optical communication measurement instruments. It holds the number one market share in the optical field. In recent years, it has expanded its lineup of high-performance measurement instruments for laboratories while also rapidly promoting the automation of measurement devices. With a simple and highly convenient interface, it has gained support across a wide range of scenarios from laboratory use to manufacturing sites.

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This is a DFB light source with a wavelength of 1600 nm and above (U band). It is available in a TO-CAN package, and there are options with fiber pigtails as well. Denselight is a photonic company that manufactures and sells InP and GaAs-based optoelectronic devices and integrated circuits, as well as wafers using these technologies. They have excellent technology and a standard lineup, particularly in the fields of SLED and narrow bandwidth light sources, which are applied in a wide range of applications including communications, medical, processing, and maintenance.

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◆ Custom support for ≤5kHz ◆ Wavelength sweep range: 30pm It is a single-frequency narrow linewidth light source. - Narrow linewidth: <50kHz / <200kHz (custom support for ≤5kHz) - SMSR: 50dB (typ) - RIN: <-155dB/Hz - PER: >18dB (typ) - Wavelength stability: ±1pm @25℃ for 1 hour - Wavelength sweep range: 30pm - Mode hop-free: 0-50℃ Denselight is a photonic company that manufactures and sells InP and GaAs-based optoelectronic devices and integrated circuits, as well as wafers made using these technologies. Particularly in the fields of SLEDs and narrow bandwidth light sources, it possesses excellent technology and a standard lineup, and is applied in a wide range of applications including communications, medical, processing, and maintenance.

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◆Uniform power density across a wide bandwidth (up to 120nm) High output, high output stability, and high uniformity of power density Supports analog/digital modulation Custom consultations available ● Output: <19dBm ● Polarization degree: <5% ● CW output: (stability <0.01dB) ● Operating temperature: 0 – 65℃ ● Telcordia certified (GR-468-CORE), RoHS compliant ● Analog modulation: f3dB ~20MHz ● Digital modulation: tr <1ns ● Low noise ● Built-in isolator ● Electronics protection features ● Monitor/control interface ● Fiber pigtail (ASE-CW series) / FC receptacle (ASE-IM series) ● Power supply: +5V DL-ASE-CW >> CW operation DL-ASE-IM >> Direct modulation Denselight is a photonic company that manufactures and sells InP and GaAs-based optoelectronic devices and integrated circuits, as well as wafers using these technologies.

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◆Low Degree of Polarization The Low Degree of Polarization SLED light source is designed to have a low degree of polarization. By using a light source with low polarization, unnecessary fluctuations and errors in measurements are reduced, leading to more robust sensing elements. Denselight is a photonic company that manufactures and sells InP and GaAs-based optoelectronic devices and integrated circuits, as well as wafers made using these technologies. Particularly in the fields of SLEDs and narrow bandwidth light sources, it possesses excellent technology and a standard lineup, and is applied in a wide range of applications including communications, medical, processing, and maintenance.

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- Abundant standard product lineup - Standard lineup available for each band: O, E, S, C, L, U - Wideband and high power - Low ripple (≤0.2dB) - PM option available SLED light sources are characterized by high output, broad output, and low coherence. They have been used for applications such as OCT and sensing for a long time. Denselight's SLED offers a rich standard lineup in the optical communication wavelength range. Denselight is a photonic company that manufactures and sells InP and GaAs-based optoelectronic devices and integrated circuits, as well as wafers using these technologies. Particularly in the fields of SLED and narrow bandwidth light sources, it possesses excellent technology and a standard lineup, being applied in a wide range of applications including communications, medical, processing, and maintenance.

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■Specifications 【Product List】 [Product Code: Minimum Output (mW)・Bandwidth・FWHM(nm)・Package Iop(mA)・DATA] ●Center Wavelength: 1310nm DL-US3044H: 0.4・40・TO-56 flat window・100・DL-US3044H DL-US3064H: 0.6・40・TO-56 flat window・100・DL-US3064H DL-US3104H: 1・40・TO-56 flat window・100・DL-US3104H DL-US3084D: 1・40・TO-46 Aspherical・100・DL-US3084D DL-US31014D-FS: 0.15・40・TO-56 SMF coaxial pigtail・100・DL-US31014D DL-US31034D-FS: 0.3・40・TO-56 SMF coaxial pigtail・125・DL-US31034D ●Center Wavelength: 1550nm DL-US5084D: 0.8・40・TO-46 Aspherical・120・- …etc

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BTF/DIL Package - Single Frequency Light Source - External cavity using Fiber Bragg Grating (FBG) - High wavelength stability (±1pm) - High-precision wavelength setting in pm units is possible through minor changes in cooler temperature and drive current - Output: CW ≤10mW/Pulse ≤50mW Denselight is a photonic company that manufactures and sells InP and GaAs-based optoelectronic devices and integrated circuits, as well as wafers using these devices. Particularly in the fields of SLED and narrow bandwidth light sources, it possesses excellent technology and a standard lineup, and is applied in a wide range of applications including communications, medical, processing, and maintenance.

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The DL-DFBXXX06D-25-I series is a 25Gbps single-mode edge-emitting CWDM DFB light source with a wavelength range of 1270 to 1370nm. This product features an InGaAIAs multi-quantum (quantum well) design, with an integrated waveguide and a short cavity length. - Standard lineup - ・CWDM4 (1270-1330nm) ・CWDM6 (1270-1370nm) ・MWDM (1270-1370nm) ・LWDM (1270-1310nm) Denselight is a photonic company that manufactures and sells InP and GaAs-based optoelectronic devices and integrated circuits, as well as wafers made using these technologies. Particularly in the fields of SLEDs and narrow bandwidth light sources, it possesses excellent technology and a standard lineup, and is applied in a wide range of applications including communications, medical, processing, and maintenance.

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◆Low ripple (≤0.3dB), high gain (≥20dB), wide bandwidth (≥45nm) ・Gain: ≥20dB ・Ripple: ≤0.3dB Denselight has released a semiconductor optical amplifier (SOA) in the C-band. This product is a low ripple SOA with AR coating on both sides, designed to have high gain and wide bandwidth when operated at a stable temperature. It is possible to customize this SOA for efficient coupling by flip-chip bonding and matching the platform's waveguide and mode.

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The DL-SOA55014A-HDP-45 is a polarization-maintaining (PM) SOA. It is a 14-pin BTF modular design with high gain (≥14dBm) and high output.

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- Fiber-coupled type CW: >40mW / Pulse: >100mW We are introducing a high-output fiber-coupled 1625nm & 1650nm LD light source. The products are available in TO-CAN package and butterfly package.

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- High stability in the wavelength range of 0.8 to 1.2 μm - High damage threshold (>500 MW/cm²)

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- Wavefront aberration: λ/4@633nm - Tolerance: (W ±0.2 mm) x (H ±0.2 mm) x (L + 0.5 /-0.2mm) - Clear aperture: >90% - Flatness: λ/4@633nm - Scratch/Dig: 20/10 - Parallelism: 20 arc seconds or more - Perpendicularity: 5 arc minutes - Angular tolerance: <±0.5° LilO3 crystals are used for laser mixing and second harmonic generation, among other applications. CASTECH can provide large sizes of this crystal.

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- Nonlinear coefficient: d36=0.40 pm/V - Refractive index: no=1.4948, ne=1.4554 - Electro-optic coefficients: r41=8.8 pm/V, r63=25 pm/V - Damage threshold: >3 GW/cm² - Extinction ratio: 30 dB KD*P and KDP crystals are used in the second and third harmonics of Nd:YAG lasers, as well as in E/O devices.

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- Ideal for SHG and SFG applications - SHG efficiency: >65% (pulse Nd:YAG) >45% (cw Nd:YAG) - Also ideal for use in oscillators (Optical Parametric Oscillators) and amplifiers (OPAs) MgO:LiNbO3 crystals are used in noncritical phase matching (NCPM) SHG of Nd-doped lasers.

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- Wavefront aberration: less than λ/4 @ 633nm - Tolerance: (W ±0.1 mm) x (H ±0.1 mm) x (L ±0.2mm) - Aperture: >90% - Flatness: λ/8 @ 633nm - Scratch/Dig: 20/10 - Parallelism: more than 20 arc seconds - Perpendicularity: 5 arc minutes - Angular tolerance: <±0.5° - AR coating: R < 0.2% @ 1064nm, R < 0.5% @ 532nm Lithium niobate crystals are used for various applications. Examples: harmonic generation in the wavelength range of 1μm and above, OPO, QPM devices, etc.

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- Wavelength: 350–5300nm - Absorption coefficient: @1064nm<0.05%/cm, @1533nm<0.05%/cm, @3475nm<5%/cm - SHG phase matching range: 1083 – 3789nm - Exhibits excellent performance for OPO (Optical Parametric Oscillation) applications KTA crystals are excellent nonlinear optical crystals for OPO devices. They have low absorption in the 2-5μm wavelength range and are characterized by a wide temperature range and low dielectric constant.

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- Growth orientation: Y axis - Maximum length: 25mm - Longitudinal direction tolerance: +0.5/-0.1mm - Width/Height tolerance: ±0.1mm - Parallelism: <30° - Perpendicularity: <15° - Surface roughness: 20/10 - AR coating available * Manufacturer's website RTP crystals are mainly used in E/O devices. They are characterized by a high damage threshold, broadband compatibility, and strong resistance to high repetition rates.

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- Dimensional tolerance: (W±0.1mm)x(H±0.1mm)x(L+0.5/-0.1mm) - Aperture: 90% - Flatness: λ/8 @ 633nm - Flatness: 20 arc seconds - Perpendicularity: ≤5 arc minutes - Angle tolerance: ≤0.25° CASTECH's GTR-KTP crystal has a low absorption rate and a high damage threshold, making it an excellent nonlinear optical crystal compared to conventional KTP crystals.

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- Dimensional tolerance: (W±0.1mm)x(H±0.1mm)x(L+0.5/-0.1mm) - Aperture: 90% - Flatness: λ/8 @ 633nm - Flatness: 20 arc seconds - Perpendicularity: ≤5 arc minutes - Angle tolerance: ≤0.25° - Damage threshold: >0.5 for 1064nm, TEM00, 10ns, 10HZ (AR-coated) KTP crystals are commonly used materials for generating the second harmonic of Nd-doped lasers. They are also used in sum frequency generation, OPO, and electro-optic devices.

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- Cut-off wavelength: ≤180nm - Proven specifications in a wide range of fields including semiconductor inspection, biomedical applications, and UV-LiDAR. CLBO crystals are one of the UV nonlinear optical crystals. The cut-off wavelength is 180nm, and it is used for the fourth harmonic generation of Nd:YAG lasers. (CASTECH offers UV AR coating and sealing.) - A Chinese manufacturer boasting one of the largest crystal production volumes in the world. - A rich lineup of standard products. We offer reasonable prices.

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- Tolerance: (W±0.1mm) x (H±0.1mm) x (L+0.1/-0.1mm) - Aperture: 90% - Wavefront aberration: λ/8 @ 633nm - Flatness: λ/8 @ 633nm - Scratch/Dig: 10/5 - Parallelism: More than 20 arc seconds - Perpendicularity: 5 arc minutes - Angular tolerance: △θ≤0.25°, △φ≤0.25° - Damage threshold: >0.3 for 1064nm, TEM00, 10ns, 10HZ BIBO crystal (BhiB3O6 or BIBO) is a newly developed nonlinear optical crystal. This crystal possesses significantly effective nonlinear coefficients, high damage thresholds, and inertness regarding moisture. Its nonlinear coefficient is 3.5-4 times higher than that of LBO and 1.5-2 times higher than that of BBO. (It is a promising second harmonic generation crystal for generating blue lasers.) The Chinese manufacturer boasts one of the largest crystal production volumes in the world, offering a rich lineup of standard products at reasonable prices.

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◆SHG conversion efficiency 6 times better compared to KDP - Dimensional tolerance: (W±0.1mm)x(H±0.1mm)x(L+0.5/-0.1mm) - Aperture: 90% - Flatness: λ/8 @ 633nm - Flatness: 20 arc seconds - Scratch/Dig: 10/5 - Perpendicularity: ≤5 arc minutes - Angle tolerance: ≤0.25° - Damage threshold [GW/cm²]: >1 for 1064nm, TEM00, 10ns, 10HZ (polished only) BBO crystal (β-BaB2O4 or BBO) was discovered by the FIRSM, CAS (Chinese Academy of Sciences) and is now manufactured by CASTECH, Inc. CASTECH is one of the largest crystal manufacturers in the world, boasting a rich lineup of standard products. BBO crystals are ideal for wavelength conversion in high-power lasers.

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◆Broad transmission wavelength range (160nm ～ 2600nm) ・Dimensional tolerance: (W±0.1mm)x(H±0.1mm)x(L+0.5/-0.1mm) ・Aperture: 90% ・Flatness: λ/8 @ 633nm ・Flatness: 20 arc seconds ・Scratch/Dig: 10/5 ・Perpendicularity: ≤5 arc minutes ・Angle tolerance: ≤0.25° ・Damage threshold [GW/cm2]: >1 for 1064nm, TEM00, 10ns, 10Hz (polished only) LBO crystals are excellent nonlinear optical crystals discovered by FIRSM, which belongs to the Chinese Academy of Sciences. CASTECH is a Chinese manufacturer boasting one of the largest crystal production volumes in the world. We offer a rich lineup of standard products at reasonable prices. These crystals are relatively strong against high-power lasers and suitable for wavelength conversion over a wide wavelength range.

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Crystal for 2.94μm wavelength laser This crystal is mainly used for medical and dental lasers. However, in recent years, it has also been used for research and development purposes focused on water absorption. Generally, there are many lasers available in the lineup with high power (over 1W). It is a crystal that is relatively easy to produce high power.

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A major crystal for diode-pumped lasers, it has a wider absorption band width and is easier to stabilize in temperature compared to Nd:YAG crystals. Additionally, due to its large absorption, it requires less pump power, which also contributes to a longer lifespan as a laser. Please compare it with Nd:YAG.

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A laser crystal widely recognized for use with wavelength-tunable light sources and ultra-short pulse lasers. It is compatible with large sizes (dia 30x30mm) thanks to CASTECH's proprietary TGT (Temperature Gradient Technique). (Due to its high gain, it is used in high-output type lasers.)

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- High efficiency, air-cooled, small-sized laser crystals - Low threshold - Strong properties against UV irradiation - Good temperature stability - High quality In double-doped Nd:Ce:YAG crystals, Cerium is chosen as a sensitizer for Nd3+ ions because of its strong absorption in the UV spectral region during flash lamp pumping and efficient energy transfer to the Nd3+ excited state.

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- High gain, high efficiency, low loss, the most major laser crystal Proven performance in various applications such as industry, medical, defense, and physics. Available not only in rod form but also in plate and wafer forms. For generating 1064nm laser light, please start with this laser crystal. Information on the amount of Nd doping and size will be required.

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A Chinese manufacturer boasting one of the largest crystal production volumes in the world offers a rich lineup of standard products. We propose reasonable prices. We combine laser crystals with non-doped materials to reduce thermal lensing effects. These products are ideal for use with high-energy pulsed lasers. Please try changing the combinations.

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High-efficiency crystals for 2.1μm. This laser is widely used in applications such as surgery, dental medicine, and environmental measurement. This wavelength range is invisible and eye-safe, making it widely used for medical applications.

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Nd:KGd(WO4)2 or Nd:KGW is an excellent material. It generates high output with a low laser threshold. Furthermore, the 808nm absorption band of Nd3+ in KGW, which has a FWHM of 12nm, is the same as the laser wavelength of current commercial laser diodes.

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Cr:LiSAF crystals are often used for ultra-short pulse, high-power laser research and development applications. They are characterized by crystal growth using the Czochralski method and high output with high slope efficiency. Although they are not common crystals, we encourage customers involved in ultra-short pulse, high-power laser research and development to consider them.

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Yb:KGW crystals are excellent gain media. They have a wide absorption around 980 nm and emit broadband laser light in the wavelength range of 1023-1060 nm. They are particularly used in short pulse lasers. Please try this crystal, which has a proven track record in high-power applications. CASTECH is a leading company in photonics-related products, supplying high-quality optical and laser crystals for over 30 years. In recent years, we have been comprehensively proposing photonics-related products such as laser mirrors, lenses, prisms, and AO-related products.

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CASTECH manufactures and sells Nd:YLF crystals (laser crystals for diode pumping). We conduct thorough in-house management from crystal growth using the Czochralski method to strict shipping tests, so we are confident in our quality. Please give it a try. CASTECH is a leading company in photonics-related products, supplying high-quality optical and laser crystals for over 30 years. In recent years, we have been comprehensively proposing photonics-related products such as laser mirrors, lenses, prisms, and AO-related products.

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- Characteristics similar to Nd:YVO4 One of the laser crystals for diode pumping. It is a laser crystal with characteristics close to Nd:YVO4, featuring high gain, high conversion efficiency, and high repetition. When used in combination with nonlinear optical crystals (LBO, BBO, KTP), it enables laser oscillation including harmonics. CASTECH is a leading company in photonics-related products, supplying high-quality optical and laser crystals for over 30 years. In recent years, we have been comprehensively proposing photonics-related products such as laser mirrors, lenses, prisms, and AO-related products.

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Over 10,000 units supplied annually - Stock available in various sizes One of the most orthodox laser crystals for diode pumping. <High gain, high conversion efficiency, high repetition> It is commonly used in low to medium power lasers. When used in conjunction with nonlinear optical crystals (LBO, BBO, KTP), it enables laser oscillation including harmonics. ● Specifications [Supplied by CASTECH] Nd doping amount: 0.1-3% Tolerance of Nd doping amount: ± 0.05% (atm% < 1%), ± 0.1% (atm% ≧ 1%) Size: Φ20 x 40 mm³ (size and price are correlated, requires consideration) Common sizes: 3x3x0.5 mm³ to 4x4x30 mm³ Delivery time: approximately 4-5 weeks

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This is a cable and other accessories for use with laser diode drivers and TEC controllers. Customers using products from Arloyo Instruments are encouraged to check this out. Cables and other items are ready for immediate use.

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◆7144, 7244, 7154, 7254 Series The multi-channel laser driver and TEC controller are designed as a multi-source for burn-in testing of laser diodes (or laser oscillators). They are very compact and come with a rack mount kit, allowing them to be installed in a 19-inch rack for use. (The accuracy is comparable to that of bench-top models, which is an attractive feature.)

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【Single Mode Fluoride Glass Fiber Specifications】 ［Indium Fluoride Glass Fibers・Zirconium Fluoride Glass Fibers］ Typical Background Loss：< 15 dB/km < 10 dB/km Fresnel Losses (Backwards Reflection)：4% per face (air) 4% per face (air) Coating Material：UV curable acrylate UV curable acrylate Operating Temperature：-180°C to 150°C -180°C to 150°C Customization Custom cut-off・Custom cut-off 　　　　　　Custom NA (0.18 – 0.32)・Custom NA (0.06 – 0.35) 　　　　　　Custom core size (from 1 μm diameter)・Custom core size (from 1 μm diameter)

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