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

■Aiseifu ■Diode Pump ■High Efficiency and High Stability ■Beam Quality ■Passive Q-Switch ■Wide Operating Temperature ■Sensor Installation Available (Optional)

• Laser Components
• Other physicochemical equipment

■ Aisafe ■ Diode Pump ■ High Efficiency and High Stability ■ Beam Quality ■ Passive Q-Switch ■ Wide Operating Temperature ■ Sensor Installation Available (Optional)

• Other physicochemical equipment
• Laser Components

■ Aisafe ■ Diode Pump ■ High Efficiency and High Stability ■ Beam Quality ■ Passive Q-Switch ■ Wide Operating Temperature ■ Sensor Installation Available (Optional)

• Other physicochemical equipment
• Laser Components

■Easy operation ■Sub-30 pm resolution ■Fiber coupling ■Fast data processing and export ■Simple USB interface ■LabView driver ■Safe design with no moving parts (single-shot laser measurement)

• Other physicochemical equipment
• Other measurement, recording and measuring instruments

■Easy operation ■1 pm resolution ■Fiber coupling ■Fast data processing and export ■Simple USB interface ■LabView driver ■Safe design with no moving parts (single-shot laser measurement)

• Other physicochemical equipment
• Other measurement, recording and measuring instruments

■Compatible with 2-inch and 4-inch sizes ■Controlled parallelism and flatness ■Clear aperture 85% (relative to outer diameter dimensions) ■Surface quality: 10/5 or better

• Other physicochemical equipment

■90-degree reflection ■Fused quartz ■5mm effective diameter ■Transmission beam offset < 0.010mm ■Fits directly onto 1-inch mirror mount ■No polarization dependence (S-P < 2%) ■No adhesive used ■Distinctive structure

• Other physicochemical equipment
• Other laboratory equipment and containers

■Air Space Etalon 　・High precision, high performance etalon 　・Wavelength range: Custom ■Fused Silica Etalon 　・High precision, high performance etalon 　・Wavelength range: 450–1700nm ■Germanium Etalon 　・High Index 　・Wavelength range: 2.5μm–14μm (IR) ■Metalon 　・Quartz metal coating (broadband) 　・Wavelength range: 350nm–900nm ■Silicon Etalon 　・Communication wavelength band, IR light wavelength monitoring 　・Wavelength range: 1.2μm–6.3μm (IR) ■Tunable Air Space Etalon 　・Tunable air space etalon 　・Wavelength range: Custom ■YAG Etalon 　・High power solid laser mode selection 　・Wavelength range: 250nm–4μm ■Zinc Selenide Etalon 　・Specialized for IR, Low Finesse 　・Wavelength range: 600nm–20μm

• Other physicochemical equipment

■VIPA is a special type of Fabry-Pérot etalon. ■High-precision VIPA is manufactured (as a catalog item). ■Custom VIPA can also be produced.

• Other physicochemical equipment

* We also sell high-power attenuators as derived products. * Please select your desired product from the list below and contact us. ■ Glan-Taylor Calcite Air Spaced Polarizer ■ Glan-Thompson Polarizer ■ High Power Attenuator using Glan-Taylor Polarizer ■ Rochon & Wollaston Polarizer ■ Beam Displacement Rhombs ■ Savart Plates

• Laser Components

At Leysop, we manufacture and sell wideband isolators by combining engineers who are well-versed in crystals with crystal polishing technology.

• Laser Components
• Other physicochemical equipment

■Leysop in the UK manufactures and sells various types of EOM and Pockels cells. * If you cannot find or are unsure about the product that suits your application, please feel free to contact us. * We also provide some drivers for EOM and Pockels cells. * We recommend drivers to customers who purchase EOM and Pockels cells.

• Laser Components
• Other physicochemical equipment

Leysop manufactures and sells various types of Pockels cells. * If you cannot find or are unsure about a product that fits your application, please feel free to contact us. * We also provide some drivers for EOM and Pockels cells (please refer to the information below). * We recommend drivers to customers who purchase EOM and Pockels cells.

• Laser Components
• Other physicochemical equipment

■Leysop manufactures and sells various types of Pockels cells. ■We offer 9 types of Pockels cells (please refer to the list below). *If you cannot find or are unsure about the product that fits your application, please feel free to contact us. *Leysop is also skilled in custom-order devices tailored to your specific needs.

• Laser Components
• Other physicochemical equipment

■High-energy neutrons are caused by kinetic energy exceeding approximately 1 MeV. ■High-energy neutron counting and spectroscopy, imaging have applications in medicine, industry, research, defense, and homeland security. ■Inrad uses its proprietary low-temperature growth technology to manufacture stilbene, making it suitable for producing high-quality, high-efficiency, and low-stress materials. ■Inrad conducts a consistent process from crystal growth to product processing.

• Other physicochemical equipment
• Analytical Equipment and Devices
• Radiation detector

■Stable at high temperatures ■Compatible with large sizes (diameter: up to 38mm / thickness: up to 50mm) * Inrad also offers custom solutions based on customer specifications, in addition to standard products. * We handle everything from manufacturing and processing to delivery according to customer requests. * Please feel free to contact us.

• Glass
• Other physicochemical equipment

■Inrad's optics primarily supply custom-made optics for semiconductor, defense, research, and industrial applications. ■We utilize manufacturing and measurement technologies to provide products tailored to customer requirements, ranging from interferometer flats, mirrors, beam combiners, and wave plates to various crystals. ■Large optics (18 inches) ■High-precision optics (interferometer flats) ■Flatness (λ/20 or more) @633nm with over 95% clear aperture *Inrad not only sells standalone optics but also receives many orders for assembled products combined with mechanics. *Please feel free to convey your requests along with your application.

• Glass
• Other physicochemical equipment

■ Crystals such as ellipsoids, aspherical bodies, spheres, and toroidal bodies ■ Interferometer for surface distribution verification ■ Confirmation of X-ray spot size ■ Quality of thin crystals ■ Verification of diffraction intensity uniformity ■ Orientation of crystals ■ Optimization of diffraction ■ Vacuum assembly and non-outgassing materials

• Other physicochemical equipment

■Quickly switching the polarization direction of the light beam ■The Pockels effect is an electronic effect that causes a significant linear change in refractive index under an appropriate electric field, allowing for a response much faster than that of acousto-optic devices ■Pockels cells from Inrad Optics can also be used for phase modulation, but they do not achieve the high efficiency of devices specifically designed for phase modulation ■To prevent the beam from experiencing birefringence in the absence of an electric field, the beam propagates along the optical axis of a single crystal ■A gimbal mount is convenient for adjustments *We can also manufacture according to the specifications specified by the customer.

• Other energy equipment
• Other physicochemical equipment

- We offer products with various sizes and crystal orientations (the angle between the beam propagation direction and the optical crystal axis). - We can manufacture according to customer specifications. - BBO crystals: Suitable for UV applications such as SHG, THG, and OPO. - KDP/KD*P crystals: Characterized by large aperture sizes. - LiNbO3 crystals: Used in a wide range of applications such as electro-optics (Q-switching), piezoelectric devices, and nonlinear optics (SHG and DFM of infrared light, OPO). - ZGP crystals: Suitable for mid-infrared, DFM, and OPO generation applications. - Ba(NO3)2 crystals: Suitable for Raman shift-related and eye-safe wavelength generation applications.

• Glass
• Other physicochemical equipment

■ PC Direct (USB 3.0 or higher) ■ Easy to use ■ Various options available

• Other measurement, recording and measuring instruments

■Available in various sizes from 8mm to 95mm, with most having optional attenuators available. *Please use it for energy measurement. ■Square detector head (easy to use) ■Wide range of products (easy to choose) ■Abundant options (convenient to use)

• Other measurement, recording and measuring instruments

■Available options include standalone head with onboard electronic device / T-Rad meter / separate sensor ■The TO5 / TO8 package includes a compact separate terahertz detector

• Other measurement, recording and measuring instruments

■There is a wide variety of monitor types available, and you can choose from MAESTRO, TUNER, or UNO. ■For customers who prefer direct connection to a PC, direct USB connection and Bluetooth connection are also available.

• Other measurement, recording and measuring instruments

■ The power solution is prepared for up to 30,000W. ■ Safe measurements are possible through direct PC connection/Bluetooth connection. ■ Square detector head (easy to use). ■ Abundant options (convenient to use). ■ High stability measurements (despite being for high power). ■ Direct PC connection (despite being for high power).

• Other measurement, recording and measuring instruments

■We are preparing sensors with UV silicon, silicon, and germanium, allowing for the selection of detectors that match the wavelength range required by the customer. *For selection requests, please provide the laser specifications: ■CW Laser: Wavelength / Output / Beam Diameter ■Pulsed Laser: Wavelength / Average Output / Pulse Width / Repetition Frequency / Beam Diameter <We will listen to your needs and make suggestions, enabling you to purchase the most suitable product.>

• Other measurement, recording and measuring instruments

■Can be used as various dampers and has the highest damage threshold in this category. ■Covers a wide range from nanowatts to multi-kilowatts with various models. ■Square detector head (easy to use). ■Rich product lineup (easy to choose). ■Abundant options (convenient to use).

• Other measurement, recording and measuring instruments

Based on the innovative technology of Yb double-clad Er-doped fiber, the DC_EDFA35/125 series offers an unprecedented high level of nonlinear threshold. Typical specifications of the gain fiber: MFD: ~25μm, length: ~6 meters. According to demonstrations showing >1mJ@100ns and >600nJ@sub-ps (after compression from 60ps pulses), the DC_EDFA35/125 is capable of creating a 1.5-micron light source in terms of peak output of Yb-doped fiber lasers. With a pump power of 40W (@976nm) and a standard configuration laser, the DC_EDFA35/125 can produce a light source with an average output of over 5W (@1550–1600nm).

• Other physicochemical equipment

■Sealed metal-coated optical fibers have all the advantages of quartz-quartz fibers. ■Compared to unsealed fibers and polymer-clad fibers (PCF), mechanical strength and fatigue resistance are significantly improved. ■Covers a transmission spectrum from 200 to 2400 nm, with corrosive chemical substances against silica glass remaining unchanged. ■Temperature range: -196°C to +600°C, humidity: up to 100%. ■When used in high vacuum or harsh environments, sealed metal-coated optical fibers are the optimal choice.

• Glass
• Other physicochemical equipment

■HNLF Designed to maximize the nonlinear effects of the fiber while minimizing optical loss, used in the construction of light sources, amplifiers, and dispersion compensators for Raman spectroscopy. - Core diameter (μm): 4±0.5 - Cladding diameter (μm): 125±1 - Core NA: ~0.32 - MFD@1550nm (μm): ~4.2 - Cut-off wavelength (μm): ~1 - Dispersion (1550nm) ps/nm/km: >50 - Optical loss (1550nm) dB/km: <5 - Nonconcentricity (μm): <0.5 - Zero dispersion wavelength (nm): >2300 ■HNLF DS Designed for applications that require a shift to the zero dispersion wavelength in the 1550nm band. - Core diameter (μm): 4.5±0.5 - Cladding diameter (μm): 125±1 - Core NA: ~0.32 - MFD@1550nm (μm): ~4.2 - Cut-off wavelength (μm): ~1.5 - Dispersion (1550nm) ps/nm/km: ±4 - Optical loss (1550nm) dB/km: <5 - Nonconcentricity (μm): <0.5 - Zero dispersion wavelength (nm): 1480–1565nm

• Glass
• Other physicochemical equipment

■Fiber with phosphorus (P) addition can achieve a Raman shift value three times higher compared to fiber with germanium (Ge) addition. ■Due to the above characteristics, the design of Raman fiber lasers and amplifiers is simplified.

• Glass
• Other physicochemical equipment

The TYDF-DC-7/125 series is designed to efficiently excite a multimode light source at 915/975 nm. It is also possible to excite using conventional light sources around 790 nm or through EDFL operation at 1550-1600 nm.

• Glass
• Other physicochemical equipment

Four types of erbium-doped fibers with different core absorption rates are proposed.

• Glass
• Other physicochemical equipment

■YDF-SM-6/125 ・Core diameter (μm): 5.5±0.7 ・Cladding diameter (μm): 125±3 ・Core N/A: 0.16±0.02 ・Cut-off wavelength (μm): 0.9±0.1 ・Core absorption rate (915nm), dB/m: 150±25 ・Core absorption rate (976nm), dB/m: >750±130 ・Background loss (1150nm), dB/m: <30

• Glass
• Other physicochemical equipment

This fiber, known as microstructured or photonic crystal fiber (PCF), contains holes or inclusions with different refractive indices in the core or cladding. By doing so, new dispersion values and nonlinear effects can be achieved. Applications using photonic crystal fibers require their own unique microstructures, and at FORC RAS, it is possible to design fibers based on customer requests.

• Glass
• Other physicochemical equipment

■ It is characterized by a high damage threshold and the absence of hydrolysis. ■ Regarding nonlinear optical effects, it is approximately 3.5 to 4 times compared to LBO crystals and about 1.5 to 2 times compared to BBO crystals. ■ It is currently used for applications such as generating 473nm with a wavelength of 976nm in the second harmonic.

• Other physicochemical equipment
• others

- Diode-pumped lasers have become commonly used. - By combining with nonlinear optical crystals (LBO, BBO, KTP), it is also possible to generate laser light from near-infrared to ultraviolet through wavelength conversion. - High gain - Low threshold - High conversion efficiency - Wide absorption bandwidth - The output laser light has polarization.

• Other physicochemical equipment
• others

■Wavelengths: 1053nm, 1047nm, 1313nm, 1324nm, 1370nm, etc. ■Advantages compared to Nd:YAG crystals when high pulse energy is required at a repetition frequency of 2kHz or lower ■High power ■Low beam divergence angle ■Single mode operation ■Lower thermal lensing effect than YAG ■Easier thermal processing

• Other physicochemical equipment
• others

■ Used in applications such as medicine, defense, and meteorology ■ High conversion efficiency ■ Flash lamp excitation and diode laser excitation ■ Operable at room temperature ■ Eye-safe wavelength range

• Other physicochemical equipment
• others

■Compared to Nd:YAG crystals, it has a wide absorption band width and is easy to achieve temperature stability, making it a very user-friendly crystal. ■Many users who want to extend the crystal's lifespan are using it. 【Points】 ■Minimal localized heating (below 11%) ■Good conversion efficiency ■Wide absorption band width (approximately 8nm @ 940nm) ■No excited-state absorption or upconversion ■Reliable pumping with GaAs diodes ■High thermal conductivity at 940nm and 970nm ■High quality

• Other physicochemical equipment
• others

■Erbium-doped YAG crystals oscillate at a wavelength of 2.94 μm and are widely used in the medical field. ■Very high conversion efficiency ■Can be used at room temperature ■Eye safety wavelength

• Other physicochemical equipment
• others

■ More efficient than conventional Nd:YAG lasers, used in pulsed lasers and others. ■ Low threshold ■ High efficiency (better than Nd:YAG crystals) ■ Strong properties against UV irradiation ■ Good temperature stability ■ High quality ■ Used in various lasers (Q-switch, Mode lock, Cavity dump)

• Other physicochemical equipment
• others

■Wavelength range: 1.0-1.2μm ■Can be used at approximate wavelengths of Nd laser or Yb laser

• Other physicochemical equipment
• others

- Rod-shaped for laser applications, as well as product supply in flat plate and wafer form are possible - High gain - Low threshold - High efficiency - Low loss (at 1.06um) - High thermal conductivity - Mechanical strength - High quality - Used in various lasers (CW, Q-switch, Mode lock, Cavity dump)

• Other physicochemical equipment
• others

**Points** - Excellent polycrystalline integration technology - Excellent crystal growth technology (horizontal method) - Excellent crystal growth technology (vertical method) - Excellent surface treatment technology - Orientation adjustment and cutting technology - High-quality product manufacturing technology Due to possessing large nonlinear coefficients (d36=75pm/V), a wide infrared transparency range (0.75-12um), high thermal conductivity (0.35W/(cm·K)), a high laser damage threshold (2-5L/cm²), and good machining properties, ZnGeP2 crystal is referred to as the king of infrared nonlinear optical crystals and remains the best frequency conversion material for high power, tunable infrared laser generation.

• Other physicochemical equipment
• others