Laser Crystals & Components - Page 4 of 5

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Molybdenum (Mo) Mirrors for CO2 Lasers

Thermal Stability and Durability:

Lowest thermal expansion among commercial metals.

Withstands extreme temperatures without deformation or softening.

High Reflectance:

Naturally high reflectance (>98%) in the infrared (IR) spectrum.

Optimal for CO2 laser wavelengths (e.g., 10.6μm).

No Coating Required:

Due to high intrinsic reflectance, no additional coating is needed.

Simplifies manufacturing and maintenance processes.

Robust Construction:

High mechanical strength and chemical inertia.

Resistant to weld spatter, fumes, smoke, and debris in industrial environments.

Optical Performance:

Low absorption and scattering losses.

Maintains high IR reflectance (>98%@10.6μm) for efficient laser operation.

Ease of Maintenance:

Exceptionally scratch-resistant.

Can be cleaned with brushes and organic solvents without degradation.

Applications: CO2 Laser Systems, Industrial Laser Processing, Scientific and Research Applications, Medical Applications, etc.

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Nd:Ce:YAG Crystal

Main Advantages: High Efficiency, Broader Absorption Band, Reduced Thermal Effects, Higher Slope Efficiency, Reduced Sensitivity to Pump Wavelength Variations, Versatile Applications

Applications: High-Power Lasers, Medical Lasers, Scientific Research Laser, Pumping Laser, Rangefinding and LIDAR, Telecommunications Entertainment and Display

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Nd:YAG Crystal

Main Advantages: High Efficiency, Mechanical Robustness, Versatile Wavelength, Long Lifetime, Q-Switching Capability, Single-mode and Multi-mode Operation, Excellent Beam Quality

Application: Industrial Cutting and Welding Medical Lasers Scientific Research Laser Pumping Laser Marking and Engraving Laser Range Finding and LIDAR Entertainment and Display Defense and Security

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Nd:YVO4 Crystal

Main advantages: High Optical Gain, Excellent Thermal Stability, High Degree of Polarization, High Slope Efficiency, Wide Gain Bandwidth, Compact Design, Good Mechanical and Chemical Stability, Frequency Doubling Capability

Applications: Solid-State Lasers, Medical Lasers, Scientific Research, Frequency Conversion

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NOA61 Cemented Zero Order Waveplates

High accuracy: Due to the zero-level design, these waveplates are able to produce the expected phase delay precisely, avoiding the additional wavelength shifts that can occur with multi-stage waveplates.

High stability: Since the harmful phase delay generated by the first waveplate is compensated by the second waveplate, the zero-order waveplate is insensitive to changes in temperature and wavelength, and has higher stability.

High-Performance Adhesives: Glue with NOA61 adhesive, which offers excellent bond strength, high heat resistance, and excellent clarity to meet the needs of optical applications under a wide range of operating conditions.

Wide range of applications: suitable for a variety of optical systems, including nonlinear optical systems, optical time multiplexing systems, optical sensors, special interferometers, synchronous phase displacement phase shifters, etc.

Applications: Optical communication, Laser technology, Optical measurements, Scientific research, etc.

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Non-Polarizing Beamsplitter Cubes

Non-polarization sensitivity: Ability to handle beams in arbitrary polarization states without worrying about the impact of polarization changes on experimental results or system performance.

High transmittance: Well-designed non-polarizing beam splitters typically have high transmittance, which minimizes the loss of light energy.

Uniform light splitting: The incident beam can be evenly divided into two beams of similar energy to ensure the stability and reliability of the subsequent optical system.

Wide spectral range: suitable for a variety of wavelength beams to meet the needs of different application scenarios.

Low wavefront distortion: High-quality non-polarized beam splitters have low wavefront distortion, ensuring that the wavefront quality of the beam after passing through is not affected.

Applications: Interferometry, Laser processing, Optical imaging, Spectral analysis, Scientific research experiments, etc.

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Optical Calcite Crystals

Birefringence: High birefringence, which allows for the separation of light into two orthogonal polarization states.

Transmission Range: Wide spectral range from 200 nm to 2500 nm.

Applications: Polarizing Prisms, Beam-Divergent Elements, Laser Gates, Group Velocity Delay Compensators, etc.

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Optically Contacted Zero Order Waveplates

Precise Target Delays: Zero-order waveplates produce exact delays, unlike multi-order waveplates that generate fractional delays and small amounts of full-wavelength delay.

Temperature and Wavelength Stability: The two-waveplate structure effectively counteracts unfavorable sensitivity to delay, resulting in reduced sensitivity to temperature and wavelength changes compared to multi-order waveplates.

High Geometric Accuracy and Surface Quality: The optically contacting surface of the zero-order waveplate is polished with high precision, achieving parallelism of less than 1 arc second and exceptional surface smoothness and cleanliness.

Adhesive-Free Design: The waveplates are held together by intermolecular forces, eliminating the risk of blurring due to melting glue at high temperatures and maintaining physical and optical quality.

Cost-Effective: Despite rigorous manufacturing procedures, Kingwin Optics offers these high-precision waveplates at a competitive price.

Applications: Polarization Control, Circular Polarization Conversion, Nonlinear Optical Systems, etc.

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Polarization Beam Combiner

Non-Fiber-Based Design: Utilizes polarization beamsplitter cubes and waveplates rather than fiber-based components.

High Damage Threshold: Suitable for high power applications, ensuring durability and reliability.

Tight Tolerance Control: Ensures precision and optimal performance.

Excellent Transmission: Guarantees optimized working efficiencies for laser systems.

Customizable Specifications: Includes a variety of dimensions and coatings to meet specific requirements.

Applications: Output Power Scaling, Laser Systems, etc.

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Polarization Plane Rotator

Material: Made from bulk crystalline quartz.

Orientation: C-cut quartz crystals ensure no stringent alignment is needed between the rotator and the incident beam; only perpendicular incidence is required.

Rotation Angles: Available in fixed rotation angles of 45° or 90°.

Wavelength Specific: Designed for narrow laser wavelengths, including 532 nm, 633 nm, 800 nm, 1030 nm, and 1064 nm.

Temperature Sensitivity: Minimal sensitivity to ambient temperature changes.

Anti-Reflection Coatings: Applied to enhance transmission performance.

Applications: Laser Systems, Optical Instruments, Scientific Research, Industrial Processes, etc.

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Polarizing Beamsplitter Cube

High Polarization Extinction Ratio: The PBS Cube offers an exceptionally high extinction ratio, ensuring minimal cross-talk between the reflected and transmitted beams. This is crucial for maintaining the purity of polarization states in demanding applications.

Broad Spectral Range: Kingwin Optics’ PBS Cubes are designed to operate over a wide spectral range, accommodating various laser wavelengths and broadband light sources.

High Damage Threshold: Capable of withstanding high laser power densities, the PBS Cube ensures reliable performance even in high-power laser systems.

Low Wavefront Distortion: The use of high-quality optical materials and precision manufacturing processes results in minimal wavefront distortion, preserving the quality of the incident beam.

Compact and Durable Design: The compact cube design not only saves space but also provides robust mechanical stability, ensuring long-term reliability in various environments.

Easy Integration: The PBS Cube is compatible with standard optical mounts and accessories, facilitating seamless integration into existing optical systems.

Applications: Laser Science and Engineering, Optical Instrumentation, Biophotonics and Medical Imaging, Industrial Laser Processing, etc.

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Quartz Crystals

Broad Transparency Range: 0.2 μm to 3.5 μm.

High Internal Crystalline Perfection: Ensures superior optical quality.

Excellent Optical Homogeneity: Provides uniform optical properties.

Exceptional Mechanical Properties: Durable and resistant to deformation.

Low Thermal Expansion: Minimizes thermal-induced changes.

High Machinability: Facilitates precision engineering of optical components.

Chemical Resistance: Durable against corrosion and deliquescence.

Superior Refractive Characteristics: Ideal for waveplates and polarizing optics.

Applications: Waveplates, Polarizing Optics, Optical Components, Precision Instruments, etc.

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Rochon Prism

Enhanced Polarization Control: The Rochon Prism provides precise control over the polarization of light, allowing for accurate adjustments and optimizations in optical systems.

Wide Spectral Range: Its ability to handle a broad spectrum of light makes it suitable for use in a variety of applications, from visible to infrared wavelengths.

High Efficiency: The prism’s design ensures minimal loss of light during polarization separation, resulting in high overall system efficiency.

Durability and Stability: Manufactured with high-quality materials, the Rochon Prism is built to withstand the rigors of daily use and maintain its performance over time.

Easy Integration: The prism’s compact size and standard mounting options make it easy to integrate into existing optical systems or use as a standalone component.

Applications: Superior Performance, High-Quality Materials, Versatile Application, Compact Design, Easy to Use, etc.

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RTP Crystals

Higher Damage Threshold: RTP crystals have a damage threshold about 1.8 times the magnitude of that of KTP crystals, making them suitable for high-power applications.

High Resistivity: RTP crystals exhibit high resistivity, ensuring stable performance in various operating conditions.

Low Absorption Loss: The low absorption loss of RTP crystals minimizes signal attenuation, resulting in higher efficiency.

Non-hygroscopicity: RTP crystals are non-hygroscopic, meaning they do not absorb moisture, which can lead to degradation in performance.

Absence of Induced Piezo-electric Ringing: RTP crystals do not exhibit induced piezo-electric ringing with frequencies of electrical input signals up to 60 kHz, ensuring clean and stable operation.

Broad Transmission Range: The transmission range of RTP crystals is 350nm to 4500nm, spanning from the ultraviolet to the mid-infrared region.

Miniature Walk-off Angle: When generating yellow lasers, RTP crystals have a miniature walk-off angle, which is beneficial for laser applications.

Highly Efficient Media for High Repetition Rates: RTP crystals are highly efficient media for lasers with high repetition rates, making them ideal for pulsed laser applications.

Applications: Nonlinear Optics, High-Power Laser Systems, Pulsed Laser Applications, Electro-Optical Applications, Scientific Research and Development, etc.

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RTP Q-Switch

High Damage Threshold: 600 MW/cm² at 10 ns, 10 Hz at 1064 nm.

Large Nonlinear Optical and Electro-Optical Coefficients: Enhances performance in modulation and nonlinear optical processes.

No Piezoelectric Ringing: Ensures stable operation without signal distortion.

Low Half-Wave Voltage: Efficient and low-voltage operation.

Applications: High-Power Lasers, Laser Ranging and Laser Radar, Medical Lasers, Industrial Manufacturing, Laser Power/Phase Modulation, Pulse Picking, etc.

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Scanning Mirrors for CO2 Lasers

High Heat Dissipation:

Made with a silicon substrate and gold coating.

Designed to handle high power levels with minimal thermal distortion.

Exceptional Reflectance:

Gold coating ensures high reflectivity, essential for efficient laser operation.

Dynamic Response:

Engineered to meet stringent industrial requirements for speed and accuracy.

Facilitates detailed and high-resolution processing.

Ease of Integration:

Simple mounting onto galvanometers.

Designed for straightforward integration into laser scanning systems.

Applications: Laser Engraving and Marking, Industrial Laser Processing, Precision Cutting, Micromachining, etc.

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