Last Updated： Aggregation Period:Feb 18, 2026～Mar 17, 2026
This ranking is based on the number of page views on our site.
Last Updated： Aggregation Period:Feb 18, 2026～Mar 17, 2026
This ranking is based on the number of page views on our site.
Last Updated： Aggregation Period:Feb 18, 2026～Mar 17, 2026
This ranking is based on the number of page views on our site.
1～30 item / All 36 items
All products are sold individually as standard specifications. We offer quick supply due to complete stock availability.
■ A lineup of multiple functional wavelength bands ■ Flat retardation characteristics over a wide wavelength range ■ λ/4 and λ/2 retardation ■ Fixed in a black anodized aluminum frame *You can download the catalog from Edmund Optics Japan featuring this product below.*
We provide standard λ/4 plates and λ/2 plates. These are polymer wave plates (phase plates) that accommodate a wide spectral range.
The precision achromatic polymer wavelength plate (phase plate) is made by sandwiching carefully aligned polymer laminates between two precision N-BK7 glass substrates, which are laminated together. Standard λ/4 and λ/2 plates are available for typical visible and near-infrared wavelengths. This wavelength plate (phase plate) maintains a phase shift of less than 1% even when the incident angle deviates by ±10°. Both products are fixed within a gold frame marked to indicate the fast axis. ■ Wide spectral range ■ λ/100 retardation tolerance ■ Retardation characteristics of λ/4 and λ/2 ■ High damage threshold of 500 W/cm² *The catalog from Edmund Optics Japan can be downloaded from the link below.
All products are sold individually as standard specifications. We offer short delivery times due to complete stock availability.
■Retardation characteristics of λ/4 and λ/2 ■Excellent incident angle characteristics ■Use of polymers in birefringent materials *You can download the catalog from Edmund Optics Japan featuring this product below.*
Crystal wavelength plates (phase difference plates) usable for various applications. Available in multi-order and zero-order!
Crystal wavelength plates (phase plates) featuring multi-order and zero-order options are suitable for various applications. Multi-order wavelength plates are ideal for applications where the actual operating wavelength falls within ±1% of the design wavelength of the plate. For applications that do not fall within ±1%, zero-order wavelength plates, which have low wavelength and temperature dependence, are recommended. To facilitate system integration, the gold frame is marked with a fast axis. ■ Zero-order and multi-order types ■ λ/4 and λ/2 retardation ■ Fixed in a gold frame with black anodized finish ■ Zero-order polymer wavelength plates are also available *You can download the catalog from Edmund Optics Japan below.
Laminating resin films with birefringent properties! They are bonded between substrates with excellent optical characteristics.
The "SB-RETAX" is a wavelength plate that, when linear polarized light is incident, provides a continuous and constant phase difference over a wide wavelength range. It is constructed by laminating a resin film with birefringent properties between substrates with excellent optical characteristics. Depending on the wavelength range in which the effect is obtained, there are differences in the number of film layers, available in two types: 3 layers and 5 layers. 【Features】 ■ Provides a continuous and constant phase difference over a wide wavelength range ■ Custom products - In addition to standard products, we can consider specifications such as substrate material, shape, size, and thickness according to your requirements - Since it uses resin film, it can accommodate larger sizes of Φ30 or more - Even if the wavelength range is changed, production is possible starting from the optical design of the film *For more details, please refer to the PDF document or feel free to contact us.
Laser optics achromatic wave plates λ/2, λ/4 with 1-inch frame
This is a wavelength plate compatible with a wide wavelength range made from a pair of crystalline quartz and MgF₂. The phase difference can be selected from λ/2 or λ/4. Clear aperture sizes: >8mm / >12mm / >18mm Wavelengths: 340-560nm 450-650nm 550-750nm 650-1100nm For more details, please contact us or download the catalog.
With this, outgassing measures are perfect! Adhesive-free wavelength plate!
Are you experiencing any issues with outgassing while using UV light sources? This product is an airspace wavelength plate that is designed to prevent outgassing without adhesives. It mainly supports 266nm, 355nm, and 343nm, but can also accommodate other wavelengths. For more details, please contact us or download the catalog.
A crystal wavelength plate is a wavelength plate made by optically contacting two birefringent plates of different thicknesses so that their optical axes are perpendicular to each other.
We provide integrated in-house processing from crystal cutting to shaping, polishing, anti-reflective coating, and optical contact, utilizing advanced crystal processing technology represented by high-precision polishing at Optical Research Institute. We also support design and phase difference evaluation, so please feel free to inquire about custom specifications and development products.
The highest quality aimed at the latest technology.
We design and manufacture wave plates (phase plates) for each wavelength. We offer single-layer types and laminated types (optical contact or adhesive bonding).
Crystal wavelength plates for projectors can also be produced! We offer 1/4 wavelength plates and 1/2 wavelength plates.
The "crystal wavelength plate" is an optical element that utilizes the birefringence of crystal to create a phase difference in light, enabling circular and linear polarization. It is used in optical pickups for DVDs, reading devices such as digital copiers, and optical communications. Additionally, crystal wavelength plates for projectors can also be manufactured. 【Features】 ■ Optical element for circular and linear polarization ■ Crystal wavelength plates for projectors can also be manufactured ■ Usable in reading devices such as optical pickups for DVDs and optical communications *For more details, please refer to the PDF document or feel free to contact us.
Zero-order wave plates with enhanced transmittance due to AR coating treatment on both sides. A rich lineup of wavelengths is available for λ/2 plates and λ/4 plates.
This is a wavelength plate made from two thin slices. It is used to introduce a phase difference between two orthogonal polarization components and to change the state of incident polarized light. There are λ/2 plates and λ/4 plates; the λ/2 plate shifts the phase difference by λ/2 (180°) and rotates the incident linear polarization. The λ/4 plate shifts the phase difference by λ/4 (90°) and is used to convert linear polarization into circular polarization. To maximize transmission, a multilayer dielectric anti-reflection coating is applied to both sides of the wavelength plate. The wavelength plate is delivered mounted. - Easy adjustment - Wide temperature tolerance - Wide wavelength bandwidth - Compatible wavelength: 244 to 1550 nm - Suitable for both high-power and low-power lasers
An achromatic wave plate with excellent retardation characteristics over a wide wavelength range, ideal for use with tunable lasers and broad-spectrum light sources.
This is an achromatic wave plate with high-efficiency broadband anti-reflection coating, featuring excellent retardation characteristics over a wide wavelength range. The flat response characteristics of this wave plate make it ideal for use with wavelength-tunable lasers, multi-laser systems, and broad-spectrum light sources. - High-efficiency broadband anti-reflection coating applied - Excellent retardation characteristics: Tolerance < λ/100 across the entire wavelength range - Ideal for use with wavelength-tunable lasers, multi-laser systems, and broad-spectrum light sources - Supported wavelengths: 450 to 1650 nm (four wavelength ranges available)
All products are sold individually as standard specification items. We offer short delivery times due to complete stock availability.
■True zero-order performance ■Available in λ/2 and λ/4 plates ■Multiple design wavelengths and achromatic designs available For the product lineup, specifications, and sales prices of standard products, please refer to the relevant product page on the official website of Edmund Optics Japan, which can be accessed from the product homepage linked above. *You can download the catalog from Edmund Optics Japan that includes this product from the link below.
A lineup of λ/2 and λ/4 plates at design wavelengths in the range of 3 to 9 μm. Wavelength plates for mid to long-wave infrared (phase difference plates).
Medium Wave Infrared (MWIR) and Long Wave Infrared (LWIR) zero-order wave plates (phase plates) are designed for applications in the 3 to 9 μm range. Compared to multi-order wave plates, zero-order wave plates offer a wider bandwidth of usable wavelengths and lower sensitivity to temperature changes. We offer λ/2 plates and λ/4 plates for each design wavelength. They can be used for various infrared applications. All plates are coated with anti-reflective films and are secured with a gold frame to facilitate system integration. ■ Ideal for applications in the 3 to 9 μm range ■ Available in λ/2 plates and λ/4 plates ■ Framed design for easy alignment and system integration *The catalog from Edmund Optics Japan can be downloaded from the link below.
A Fresnel rhomb wavelength plate with selectable phase differences of λ/4 and λ/2 at design wavelengths of 532 nm and 1064 nm.
The TECHSPEC Fresnel Rhomb wave plates are available in design wavelengths of 532nm and 1064nm. By utilizing specific angles, they create a phase difference through internal reflections of light, ultimately achieving the desired phase difference upon emission. They can be selected with VIS 0° and NIR II coatings, providing high transmission rates across a wide wavelength range. The phase difference variation is kept below 2% for specific wavelength ranges, making them optimized for use in diode and fiber applications. 【Features】 ■ Wideband performance with <2% phase difference variation ■ Size options of 12.7mm and 25.4mm ■ Phase difference options of λ/4 and λ/2 *You can download the catalog from Edmund Optics Japan featuring this product from the link below.
High-performance, low-cost wave plates made possible by a specialized wave plate manufacturer.
This is a low-cost, high-performance wavelength plate. The quartz wavelength plate adopts an optical contact type without adhesive as a standard product, and we also offer air space type and achromat type upon request. 【Features】 ○ Capable of producing various wavelength plates such as dual wavelength, multi-order, mica, and special wavelength plates. ○ High-performance and low-cost wavelength plates made possible by a manufacturer specializing in wavelength plates. For more details, please contact us or download the catalog.
Control phase difference using birefringent crystals! We propose products tailored to your needs.
There are various types of wave plates, but the wave plates produced by our company primarily use birefringent crystals to control phase differences. Depending on the wavelength of the light source you are using, we can provide a phase difference of 90 degrees (1/4) or 180 degrees (1/2) between the Slow axis and Fast axis, enabling functions such as changing the angle of circular polarization to linear polarization and vice versa. 【Features】 ■ Production is available from a single unit ■ We can propose products tailored to your specific applications *For more details, please refer to the PDF document or feel free to contact us.
Custom production is possible from just one piece for UV wavelength and high-power laser compatible PBS/polarization resolving plates/custom free wave plates.
At Kadomi Optical Industry Co., Ltd., we manufacture and sell optical glass components, as well as perform polishing, drilling, and bonding processing of optical glass and optical crystals. For optical components used in polarization applications, we offer a wide range of products, from thin-film applications such as BS, PBS, and NPBS to crystal processed products (especially quartz). We design and produce to order according to customer requests, so please feel free to contact us. 【Features (OCPBS)】 ■ Size: We can accommodate sizes from 3 to 50 mm. ■ No adhesives are used, allowing compatibility with high-output light sources. ■ The absence of adhesive layers enables the realization of high-precision angles. 【Features (Wave Plates)】 ■ Size: We can accommodate sizes from 3 to 75 mm. ■ We can also manufacture air-gap type wave plates for ultraviolet and high-output applications. ■ We offer typical 1/2λ plates and 1/4λ plates. *For more details, please refer to the PDF materials or feel free to contact us.
Available for purchase at an affordable price! Made with a reliable quality control system, wideband wavelength plates.
This product is a broadband wavelength plate that enables a zero-order wavelength plate over a wide bandwidth by using a wavelength plate with the leading and lagging axes orthogonal to each other. It can be purchased at an affordable price of around 60,000 yen for the wavelength range of 650nm to 1100nm. 【Features】 ■ Enables zero-order wavelength plate over a wide bandwidth ■ Low price ■ High quality *For more details, please refer to the catalog. Feel free to contact us with any inquiries.
We support all types of optical processing lenses.
Special processing: drilling, grooving, cutting, special free-form shapes. Precision grinding of optical lenses, prisms, cylindrical lenses, flat substrates, laser bases, optical mirror lenses, optical filter lenses, and precision processing of optical systems for lasers, sensors, and medical/measurement instruments.
![Polarizer Component Catalog [Featuring Wave Plates, Polarizers, and More!]](https://image.mono.ipros.com/public/product/image/3a6/2000385823/IPROS4129738418131329676.jpg?w=280&h=280)
A catalog of polarizing elements featuring an overview and types of polarizers, such as polarizers and Brewster windows, along with product specifications!
At Broadband Co., Ltd., we handle wave plates, polarizers, rotators, beam splitters, and isolators. This catalog includes an overview and types of polarizers, including wave plates made of birefringent materials, polarizers, and Brewster windows, as well as product specifications. 【Contents】 <Various Polarizers (Overview and Types)> ■ Wave Plates ■ Polarizers ■ De-Polarizers ■ Brewster Windows ■ Quartz Polarizing Rotators ■ Optical Isolators ■ Lateral Displacement Polarizing Beam Splitters *For more details, please request materials or view the PDF data available for download.
This is a type of wavelength plate made using birefringent crystals that match the operating wavelength.
We will design wave plates tailored to your specifications and propose and manufacture wave plates with optimal optical characteristics and processing precision for your applications.
Please use it as a phase element for spectroscopic analysis and spectroscopic measurements.
Compatible with all light sources such as lasers, LEDs, and lamps.
A wavelength plate boasting high transmittance in the ultraviolet range.
The "ultraviolet wideband wavelength" is a wavelength plate that can handle wavelengths from 160nm onwards. It achieves a high transmission rate in the ultraviolet range. Additionally, it features low wavelength dependence. Our company can accommodate any wavelength range, phase difference, and aperture size. Please feel free to consult us if you have any requests. 【Features】 ■ Supports from 160nm onwards ■ High transmission rate in the ultraviolet range ■ Low wavelength dependence ■ Accommodates any wavelength range, phase difference, and aperture size *For more details, please refer to the catalog or feel free to contact us.
You can select various types according to your purpose!
We propose and manufacture custom wavelength plates with optimal optical characteristics and processing precision for various applications. "Quartz wavelength plates" are wavelength plates that can be selected in various types according to the purpose. They can accommodate any wavelength, phase difference, and diameter dimensions. Please feel free to consult us if you have any requests. 【Features】 ■ Various types can be selected according to the purpose ■ Accommodates any wavelength, phase difference, and diameter dimensions *For more details, please refer to the catalog or feel free to contact us.
Corresponds to any two wavelengths, phase differences, and aperture sizes!
We propose and manufacture custom wavelength plates with optimal optical properties and processing precision for your specific applications. The "dual-wavelength plate" is a wavelength plate that can accommodate any two wavelengths, phase differences, and aperture dimensions. Please feel free to consult us if you have any requests. 【Features】 ■ Compatible with any two wavelengths, phase differences, and aperture dimensions *For more details, please refer to the catalog or feel free to contact us.
Zero-order wave plates made from single crystal quartz for high-power laser applications. A rich lineup of wavelengths is available with λ/2 plates and λ/4 plates.
This is a wavelength plate made from single crystal quartz. It is used to introduce a phase difference between two orthogonal polarization components and to change the state of the incident polarization. There are λ/2 plates and λ/4 plates; the λ/2 plate shifts the phase difference by λ/2 (180°), rotating the incident linear polarization. The λ/4 plate shifts the phase difference by λ/4 (90°) and is used to convert linear polarization into circular polarization. - Compatible with high-power lasers - Wavelength range: 257 to 1064 nm
A wavelength plate suitable for high and low power laser applications. It is coated with multilayer dielectric anti-reflection coatings on both sides to maximize transmittance.
This is a wavelength plate made of high-quality optical-grade crystal quartz, suitable for high and low power laser applications. It rotates the polarization direction (λ/2) or converts linear polarization to circular polarization or vice versa (λ/4). This low-order wavelength plate is provided mounted, with multilayer dielectric anti-reflective coatings applied to both sides to maximize transmittance. - Low price - Superior temperature and wavelength dependence compared to multi-order wavelength plates
A wavelength plate suitable for high and low power laser applications. It is coated with a multilayer dielectric anti-reflective coating on both sides to maximize transmittance.
This is a wavelength plate made of high-quality optical-grade crystal quartz, suitable for high and low power laser applications. It is provided mounted and has multilayer dielectric anti-reflective coatings on both sides to maximize transmittance. It rotates the polarization direction (λ/2) or converts linear polarization to circular polarization or vice versa (λ/4). *The retardation of multi-order wavelength plates has slightly higher temperature dependence compared to zero-order wavelength plates. - Low price - Made from single crystal plates
We can provide a wavelength plate that can be used in high-temperature environments for automotive applications where the use of extension films is difficult!
We can provide 1/2 wave plates and 1/4 wave plates used for polarization conversion. Instead of fixed phase differences like 1/2 wave or 1/4 wave, we can set the phase difference according to your preferences. Please feel free to contact us when you need assistance. 【Features】 ■ We can provide wave plates that can be used in high-temperature environments for automotive applications where the use of stretched films is difficult. *For more details, please download the PDF or feel free to contact us.
