Waveplates & Retarders - KingwinOptics

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Achromatic Waveplates

Broad Wavelength Band Compatibility: The achromatic waveplate exhibits a virtually flat response of phase delay over a broad wavelength band, typically spanning hundreds of nanometers.

Chromatic Dispersion Mitigation: By utilizing two birefringent materials with complementary properties, the achromatic waveplate effectively attenuates chromatic dispersion effects.

Versatile Phase Retardation Values: Available in lambda/2 and lambda/4 retardation, offering flexibility for various polarization transformations.

Applications: Tunable Laser Sources, Femtosecond Laser Systems, Spectroscopy, Broadband Light Sources, etc.

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Air Spaced Zero Order Waveplates

Minimal Wavelength Sensitivity: The zero-order design offsets unfavorable retardation shifts occurring along with input wavelength fluctuations, making it far less sensitive to changes in wavelength compared to multi-order waveplates.

Temperature Stability: The design also minimizes sensitivity to temperature changes, ensuring stable performance in various environmental conditions.

High Damage Threshold: The air-spaced modules feature exceptionally high damage thresholds, making them suitable for high-power laser systems.

Versatile Applications: Available in half, quarter, and octadic waveplate versions, our Zero Order Waveplates cater to a wide range of optical applications.

Broad Operational Wavelength Range: With operational wavelengths ranging from 200nm to 2000nm for Quartz and 190nm to 7000nm for MgF2, our waveplates are suitable for various optical systems.

Customizable Options: Both off-the-shelf and custom versions are available, with standard specifications and customizable options to meet specific application requirements.

Applications: Polarization Control, Circular Polarization, Nonlinear Optical Systems, Optical Sensors and Phase Shifters, High-Power Laser Systems, etc.

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Dual Wavelength Waveplates

Dual Wavelength Capability: Provides different retardations at two individual wavelengths, allowing for precise control over the polarization state of dual-wavelength light sources.

High Damage Thresholds: The waveplates are designed with high damage thresholds, making them suitable for use in high-power applications.

Low-Order Retardation: Introduces low-order retardation, which is suitable for many applications. However, if zero-order dual/triple wavelength waveplates are required, Kingwin Optics can arrange for their production.

Cost-Effective and Fast Delivery: Kingwin Optics offers two standard modules of Dual Wavelength Waveplates with guaranteed fast delivery and cost-effective prices.

Custom Retardation Options: Besides the standard modules, Kingwin Optics also offers custom retardation options at both dual-wavelength and triple-wavelength scales. Technical support is available to check and confirm critical parameters with customers.

Applications: Separating Coaxial Laser Beams, Solid State SHG Lasers, Optical Communications, Research and Development, etc.

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Fresnel Rhomb Retarders

Broad Wavelength Range: The retarders offer retardance over a wide wavelength range, typically from 400 nm to 1550 nm or even broader depending on the material used.

Quarter-Wave or Half-Wave Retardance: The quarter-wave retarder introduces a 90° phase shift between the orthogonal polarization components, while the half-wave retarder introduces a 180° phase shift.

Uniform Retardance: The retardance is uniform across the specified wavelength range, with minimal variation.

Cemented Prisms: The rhomb retarders are constructed from cemented prisms, ensuring structural integrity and stability.

Easy Installation: Many models come with SM1-threaded mounts, allowing for easy installation using standard optical mounts.

Applications: Optics and Photonics Research, Laser Systems, Optical Instrumentation, Telecommunications, etc.

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Low Order Waveplates

Low Order Design:

Offers improved optical characteristics over common multiple-order waveplates.

Generates the desired phase delay with a surplus of several full wavelength phase shifts.

Thinner and less dependent on wavelength, ambient temperature, and the angle of incidence.

Pricing:

Low Order Waveplates are more affordable than zero-order waveplates.

Suitable for large-scale and low-cost production requirements.

Versatile Options:

Available in Low Order Half Waveplates for rotation of the polarization plane.

Available in Low Order Quarter Waveplates for conversion between linear polarization and circular polarization.

Wide Spectral Range:

Quartz Low Order Waveplates can be used for UV to NWIR spectral ranges.

MgF2 Waveplates can be used for wavelengths up to the MWIR (maximum 7000nm) region.

High Damage Threshold:

Robust single waveplate structure with a high damage threshold greater than 500MW/cm^2.

Enhanced Surface Coatings:

Surfaces are coated with AR coatings for improved performance.

Configured with Black Anodized mountings for easy integration.

Applications: Optics and Photonics Research, Laser Systems, Optical Instrumentation, Telecommunications, etc.

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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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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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Super Achromatic Waveplates

Extremely wide wavelength range:

Super Achromatic Waveplates are capable of providing virtually complete wavelength-independent phase delay over a very wide wavelength range. This is one of its most significant advantages.

High Phase Delay Stability:

Thanks to the use of a variety of birefringent materials such as quartz, magnesium fluoride, and sapphire, and through precise optical design, superachromatic waveplates are able to provide a flat and stable phase delay over a wide spectral range.

High transmittance:

These waveplates are typically coated with a broadband coating to increase the transmittance of the laser or other light source and reduce energy loss.

Low Dispersion:

By eliminating dispersion, superachromatic waveplates are able to provide consistent polarization conversion over a wide wavelength band, which is especially important for applications that require high-precision polarization control.

High-precision machining:

The manufacturing process of superachromatic waveplates often requires high-precision machining and assembly techniques to ensure that the performance of the waveplates meets the design requirements.

Applications: Laser system, Spectral analysis, Optical Communication, Optical Instruments, Scientific research, etc.

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True Zero Order Waveplates

Superior broadband performance.

Extremely miniature thickness for precise retardation.

Excellent retardation consistency with changes in wavelength, ambient temperature, and incident angle.

Applications: Optical communication systems, Quantum computing and cryptography, Laser systems and high-energy applications, Polarization-sensitive imaging and detection, Biomedical imaging and diagnostics, etc.

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