20-10 Scratch / Dig Optical Polarizers
Last Updated: April 1, 2025
Description
20-10 Scratch / Dig Optical Polarizers are specialized optical components designed to manipulate the polarization state of light. These polarizers are characterized by their high precision in surface quality, indicated by the 20-10 scratch/dig specification, which refers to the allowable imperfections on the surface of the optical element. This specification ensures that the polarizers maintain high optical clarity and performance, making them suitable for demanding optical applications.
Working Principle
Optical polarizers work by selectively transmitting light waves of a specific polarization while absorbing or reflecting others. Birefringent polarizers, for example, utilize materials with different refractive indices for different polarizations, allowing them to separate and manipulate light effectively. This principle is crucial for applications requiring precise control over light polarization, as it enables the reduction of glare and enhancement of contrast in optical systems.
Applications
Optical polarizers are widely used in various fields. In photography, they help reduce glare and enhance image contrast. In scientific instruments, they are essential for experiments requiring controlled light conditions. Reflective polarizers, such as wire grid polarizers, are commonly used in LCD displays to improve image quality by managing light polarization. Additionally, they are employed in telecommunications and optical instrumentation to optimize the performance of optical systems.
Advantages over other Optical Polarizers
Birefringent polarizers, like those using calcite crystals, offer high extinction ratios, which means they can effectively separate polarizations with minimal loss of light intensity. This makes them superior in applications where high precision and minimal light loss are critical. Reflective polarizers, on the other hand, provide the advantage of high power handling capacity and are suitable for applications involving high-intensity light sources.
Limitations
One limitation of optical polarizers is their sensitivity to the angle of incidence. For instance, thin film polarizer plates are designed for oblique incidence and may not perform optimally at other angles. Additionally, the performance of polarizers can be affected by environmental factors such as temperature and humidity, which can alter the refractive indices of the materials used.
Considerations
When selecting optical polarizers, it is important to consider factors such as initial cost, operating expenses, and maintenance requirements. High-quality polarizers with precise scratch/dig specifications may have higher initial costs but offer better durability and performance. Operating expenses can be influenced by the need for regular calibration and cleaning to maintain optical clarity. Durability and accuracy are also crucial, as polarizers must withstand environmental conditions without degrading performance. Replacement and maintenance costs should be factored into the overall cost of ownership, especially for applications requiring long-term reliability.
from CeNing Optics Co., Ltd.
A polarizer is a device that produces linearly polarized light from other states of polarization. Glan-Taylor polarizer consists two calcite prisms which are separated by an air space. Glan-Taylor polarizers will divide an entering unpolarized beam into two rays; one is the extraordinary ray that is... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Polarizer Application: Infrared; Visible; Ultraviolet
- Optical Polarizer: Calcite Polarizer; Linear Polarizer
- Wavelength Range: 190 to 4000
from CASTECH, Inc.
• High Damage Threshold. • Wide Temperature Bandwidth. • Broad Spectral Bandwidth. • CASTECH's standard coatings are available. • Custom designs for other sizes and coatings are also available upon request [See More]
- Surface Quality: 20-10 Scratch / Dig
- Surface Flatness: λ/10
- Optical Polarizer: Waveplate / Retardation Plate
from CRYSTECH, Inc.
CRYSTECH is dedicated to manufacturing high precision waveplate for solid-state laser systems. CRYSTECH offers quarter- and half-wave plates in a variety of options including Multiple Order Waveplates, Optical Cemented Zero-Order Waveplates, Air-paced Zero-Order Waveplates, True Zero-Order... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Surface Flatness: λ/8
- Optical Polarizer: Waveplate / Retardation Plate
from Electro Optical Components, Inc.
These retardation plates use high optical damage threshold crystal quartz. They are orientated with the optic axis in the plane of the plate and light polarized at 45 ° to the quartz optic axis is resolved into two equal amplitude components that suffer a relative phase retardation due to their... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Polarizer Application: Infrared; Visible; Ultraviolet
- Optical Polarizer: Waveplate / Retardation Plate
- Wavelength Range: 220 to 2800
from CeNing Optics Co., Ltd.
Glan-Taylor Polarizers are also called Glan laser polarizers. The polarizers are specially designed for high energy applications. The housing sides are drilled with two holes. An ordinary ray is reflected through at an angle and exits the polarizers through one of the holes. [See More]
- Surface Quality: 20-10 Scratch / Dig
- Polarizer Application: Infrared; Visible; Ultraviolet
- Optical Polarizer: Calcite Polarizer; Linear Polarizer
- Wavelength Range: 190 to 3500
from CASTECH, Inc.
• High Polarization Purity. • Wide Wavelength Range. • High Total Transmission [See More]
- Surface Quality: 20-10 Scratch / Dig
- Wavelength Range: 350 to 2300
- Optical Polarizer: Calcite Polarizer
- Clear Aperture: 10
from CeNing Optics Co., Ltd.
Multiple order waveplates are made from a single crystalline plate, which are designed to give a retardance of several full waves, plus the desired fraction. Multiple order waveplates are more susceptible to change in wavelength and they should not be used more than several nanometers outside of... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Polarizer Application: Infrared; Visible
- Optical Polarizer: Waveplate / Retardation Plate
- Polarizer Features: Anti-Reflection Coating
from CASTECH, Inc.
Introduction: Non-Polarizing Beamsplitters divide incident beam into a specific percentage without altering the S and P-polarization state. CASTECH offers a variety of Non-Polarizing Beamsplitters in configuration including UV Laser Line Non-Polarizing Beamsplitter Cubes, Laser Line Non-Polarizing... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Polarizer Application: Ultraviolet
- Optical Polarizer: Beam Splitter
- Polarizer Features: Anti-Reflection Coating
from CeNing Optics Co., Ltd.
Rochon polarizers separate incident beams into ordinary rays and extraordinary rays, like a Wollaston polarizer, but the extraordinary ray is transmitted straight through, while the ordinary ray is transmitted with a deviation angle. [See More]
- Surface Quality: 20-10 Scratch / Dig
- Polarizer Application: Infrared; Visible; Ultraviolet
- Optical Polarizer: Linear Polarizer
- Wavelength Range: 190 to 4000
from CASTECH, Inc.
• Wide Temperature Bandwidth. • CASTECH's standard coatings are available. • Custom designs for other sizes and coatings are also available upon request. [See More]
- Surface Quality: 20-10 Scratch / Dig
- Surface Flatness: λ/10
- Optical Polarizer: Waveplate / Retardation Plate
from CeNing Optics Co., Ltd.
Wollaston polarizers can separate an incident beam into two rays - extraordinary and ordinary - with a deviation angle that is dependent on wavelength. Both rays are transmitted through the other surface. [See More]
- Surface Quality: 20-10 Scratch / Dig
- Polarizer Application: Infrared; Visible; Ultraviolet
- Optical Polarizer: Calcite Polarizer; Linear Polarizer
- Wavelength Range: 190 to 4000
from CASTECH, Inc.
• High Damage Threshold. • Wide Temperature Bandwidth. • Broad Spectral Bandwidth [See More]
- Surface Quality: 20-10 Scratch / Dig
- Surface Flatness: λ/10
- Optical Polarizer: Waveplate / Retardation Plate
from CASTECH, Inc.
Feature: • Excellent optical performance; • All kinds of coatings are available; • Custom designs for other sizes and coatings are also available upon request; • Left-handed polarization rotator is also available. [See More]
- Surface Quality: 20-10 Scratch / Dig
- Wavelength Range: 440 to 1600
- Optical Polarizer: Polarization Rotator
- Surface Flatness: λ/8
from CASTECH, Inc.
• Custom designs for other sizes and coatings are also available upon request. • CASTECH's standard coatings are available. [See More]
- Surface Quality: 20-10 Scratch / Dig
- Surface Flatness: λ/8
- Optical Polarizer: Waveplate / Retardation Plate
from CASTECH, Inc.
• Custom designs for other sizes, coatings and holder are also available upon request. • CASTECH's standard coatings are available. [See More]
- Surface Quality: 20-10 Scratch / Dig
- Surface Flatness: λ/8
- Optical Polarizer: Waveplate / Retardation Plate
from EKSMA OPTICS
Operate at both first and second Nd:YAG laser harmonics. Retardation tolerance < λ/300 [See More]
- Surface Quality: 20-10 Scratch / Dig
- Wavelength Range: 400 to 1064
- Optical Polarizer: Waveplate / Retardation Plate
- Clear Aperture: 17
from Qioptiq
Made of crystal quartz. Antireflective coating (R < 0.2 % at central wavelength). Wavefront distortion: λ/8 (at 632.8 nm). Surface quality: 2 x 0.063 (20/10 scratch and dig). Parallelism better than 1". Retardation tolerance λ/500 (typical). Type S: Single plate (multiple order). [See More]
- Surface Quality: 20-10 Scratch / Dig
- Polarizer Application: Infrared; Visible
- Optical Polarizer: Waveplate / Retardation Plate
- Wavelength Range: 488 to 1064
from Foctek Photonics, Inc.
Broadband Glan Thompson Polarizer is made of two a-BBO prisms cemented together. Unlike other types of a-BBO polarizer and Calcite Polarizer which are used from about 200 nm to 900 nm and 350 nm to 2300 nm respectively, this broadband polarizer has a wide rang of wavelength from 200nm to 3300nm. [See More]
- Surface Quality: 20-10 Scratch / Dig
- Wavelength Range: 200 to 3300
- Optical Polarizer: Made of two a-BBO prisms
- Extinction Ratio: 5.00E-6
from Changchun Sunday Optics Co., Ltd.
Optical Mirrors are used for beam turning, interferometry, imaging, or illumination.Using polished glass or metal as the substrate, the light beam hits the surface to form mirror reflection.In order to obtain as much reflected light as possible, the substrate is often coated with a reflective... [See More]
- Surface Quality: 10-5 Scratch / Dig; 20-10 Scratch / Dig
- Extinction Ratio: 300 to 10000
- Wavelength Range: 488 to 1550
- Transmittance: 97
from Edmund Optics Inc.
Multiple Ranges Available. Flat Response Over Each Broad Spectral Range. 1/4 λ and 1/2 λ Retardance. Unlike standard waveplates, Achromatic Waveplates (Retarders) provide a constant phase shift independent of the wavelength of light that is used. This wavelength independence is... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Wavelength Range: 610 to 850
- Optical Polarizer: Waveplate / Retardation Plate
- Clear Aperture: 11.5
from Rocky Mountain Instrument/RMI Laser
High Power Thin Film Plate Polarizers were developed specifically for use in high power pulsed and CW laser applications. Designed to operate at Brewster's Angle, they separate an incident, unpolarized, monochromatic beam into its S and P polarization components. The extinction ratio (Tp/Ts) exceeds... [See More]
- Surface Quality: 10-5 Scratch / Dig; 20-10 Scratch / Dig
- Extinction Ratio: 100 to 200
- Optical Polarizer: Linear Polarizer
- Transmittance: 90 to 95
from Artifex Engineering
Unmatched performance in broad band, achromatic retardation at the expense of bulk. Specifications: Material: BK7 Grade A optical glass. Dimension Tolerance: +0.0/-0.2mm. Clear Aperture: >80%. Flatness: λ/10@ 632.8nm. Surface Quality: 20-10 scratch and dig. Wavelength Range: 400-2000 nm... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Polarizer Application: Infrared (optional feature); Visible (optional feature); Ultraviolet (optional feature)
- Optical Polarizer: Waveplate / Retardation Plate
- Wavelength Range: 200 to 2000
from Rainbow Research Optics, Inc.
Your One-Stop Source for Polarizer Optics. From prototype to production, Rainbow Research Optics, Inc. (RROI) manufactures and delivers precision grade and commercial quality polarizer optics and beamsplitters to address applications in the ultraviolet (UV), visible (VIS), and infrared (IR)... [See More]
- Surface Quality: 10-5 Scratch / Dig; 20-10 Scratch / Dig
- Polarizer Application: Infrared; Visible; Ultraviolet
- Optical Polarizer: Waveplate / Retardation Plate
- Polarizer Features: Anti-Reflection Coating
from Tower Optical Corporation
Tower ’s achromatic waveplate (AWP) is similar to a zero-order waveplate, which is made from two pieces of crystal quartz except that the AWP is composed of one piece of crystal quartz and one piece of magnesium fluoride, MgF2. Both of these materials are birefringent, however, by proper... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Wavelength Range: 465 to 1650
- Optical Polarizer: Waveplate / Retardation Plate
- Clear Aperture: 12
from Ross Optical Industries
This polarizer is a variation of the Glan-Taylor polarizer with a steep angle for the cut in the prism, which reduces reflection loss at the expense of decreased field of view. It is specially designed and manufactured for high energy application such as laser system. The optical materials exhibit... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Polarizer Application: Infrared; Visible; Ultraviolet
- Optical Polarizer: Calcite Polarizer; Laser Polarizer
- Wavelength Range: 200 to 270
from Hangzhou Shalom Electro-optics Technology Co., Ltd.
bull; Low cost and fast delivery. • AR coated and high damage threshold. • Wavelength options: from 266nm to 7000nm. • Two material options: Quartz or MgF2 Waveplates. • Low Order Dual Wavelength Waveplates are also available. Low Order Waveplates are a kind of multiple order... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Wavelength Range: 266 to 7000
- Optical Polarizer: Waveplate / Retardation Plate
- Polarizer Features: Anti-Reflection Coating
from EKSMA OPTICS
Thin Film Polarizers separate the s- and p-polarization components. They are designed for use in high energy lasers. Due to high damage threshold, reaching 10 J/cm2 @ 1064 nm 8 ns, Thin Film Polarizers are used as an alternative to Glan Laser Polarizing Prisms or Cube Polarizing Beamsplitters. [See More]
- Surface Quality: 20-10 Scratch / Dig
- Surface Flatness: λ/10
- Wavelength Range: 266 to 1064
from Foctek Photonics, Inc.
Dual wavelength waveplate is a multiple waveplate that provide a specific retardance at two different wavelengths, it's particularly useful when used in conjunction with other polarization sensitive components to separate coaxial laser beams of different wavelength. [See More]
- Surface Quality: 20-10 Scratch / Dig
- Surface Flatness: λ/2
- Optical Polarizer: Waveplate / Retardation Plate
from Changchun Sunday Optics Co., Ltd.
The high-precision window is made of BK7 optical glass and UV fused quartz, the fused silica quartz window plate is suitable for high power laser that needs good thermal stability, and the window made of N-BK7 material is cheaper, which is suitable for laser applications that pay more attention to... [See More]
- Surface Quality: 10-5 Scratch / Dig; 20-10 Scratch / Dig
- Extinction Ratio: 100
- Wavelength Range: 488 to 1550
- Surface Flatness: λ/10
from Artifex Engineering
Glan Laser prism polarizer is made of two same birefringent material prisms that are assembled with an air space. The polarizer is a modification of the Glan Taylor type and is designed to have less reflection loss at the prism junction. The polarizer with two escape windows allows the rejected beam... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Polarizer Application: Infrared (optional feature); Visible (optional feature); Ultraviolet (optional feature)
- Optical Polarizer: Calcite Polarizer
- Wavelength Range: 200 to 4000
from Tower Optical Corporation
Tower Optical offers this second series of Achromatic Waveplates (AWP ’s) which are built using 25.4 mm substrates of crystal quartz and magnesium fluoride. These substrates are cemented together. This technique helps to control costs by reducing the number of surfaces requiring AR coating... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Wavelength Range: 465 to 1650
- Optical Polarizer: Waveplate / Retardation Plate
- Clear Aperture: 23
from Ross Optical Industries
This type of polarizer is made of two cemented right angle prisms. The s-polarized extraordinary beam is transmitted while the ordinary beam is reflected. The prisms provide larger field of view than the Glan-Taylor type. [See More]
- Surface Quality: 20-10 Scratch / Dig
- Polarizer Application: Infrared; Visible; Ultraviolet
- Optical Polarizer: Calcite Polarizer; Linear Polarizer
- Wavelength Range: 200 to 3500
from Hangzhou Shalom Electro-optics Technology Co., Ltd.
bull; NOA61 cemented structure. • High Wavelength and temperature stability. • Widely selectable wavelengths: 200-2000nm for Quartz waveplates, 190-7000nm for MgF2 waveplates. • Damage Threshold >0.5J/cm^2@1064nm, 20ns,20Hz. • Customized Quartz Zero Order Waveplates and MgF2... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Wavelength Range: 2000 to 2.00E8
- Optical Polarizer: Waveplate / Retardation Plate
- Polarizer Features: Anti-Reflection Coating
from EKSMA OPTICS
Wide selection of BK7 and UV FS thin film laser polarizers (TFP) for quick delivery. Thin film polarizers feature high laser damage threshold and are designed for the most demanding applications with Nd host lasers operating at 1040-1070 nm range and femtosecond Ti:Sapphire or Yb:KGW/KYW lasers. [See More]
- Surface Quality: 20-10 Scratch / Dig
- Surface Flatness: λ/10
- Wavelength Range: 266 to 1064
from Foctek Photonics, Inc.
Glan Laser prism polarizer is made of two same birefringent material prisms that are assembled with an air space. The polarizer is a modification of the Glan Taylor type and is designed to have less reflection loss at the prism junction. The polarizer with two escape windows allow the rejected beam... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Wavelength Range: 200 to 5000
- Optical Polarizer: Calcite Polarizer (optional feature); a-BBO, Calcite, YVO4
- Extinction Ratio: 5.00E-6 to 5.00E-5
from Changchun Sunday Optics Co., Ltd.
Long pass filter allow the longer wavelength throught, and cut off the shorter wavelength.These filter mainly used in Beauty equipment, police multiband testing instruments, strong light flashlight, stage lighting shade, four-wheel, iris recognition system, face recognition attendance device,... [See More]
- Surface Quality: 10-5 Scratch / Dig; 20-10 Scratch / Dig
- Extinction Ratio: 300 to 10000
- Wavelength Range: 488 to 1550
- Transmittance: 97
from Artifex Engineering
Low cost waveplate, sensitive to variations in wavelength and temperature. The low (multiple) order waveplate is designed to give a retardance of several full waves, plus the desired fraction. This results in a single, physically robust component with desired performance. However, even small... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Polarizer Application: Infrared (optional feature); Visible (optional feature); Ultraviolet (optional feature)
- Optical Polarizer: Waveplate / Retardation Plate
- Wavelength Range: 266 to 1550
from Tower Optical Corporation
Super Large Zero Order Waveplates – 76.2mm. Laser Quality Crystal Quartz. Air Spaced for High Power. Clear Aperture of 73mm. Mounted or Unmounted. Retardations of 1/2 and 1/4 Wave. Waveplates are AR Coated. Standard Wavelengths. Custom Wavelengths available. Rugged 4 ” Mounting Ring. A... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Wavelength Range: 405 to 1064
- Optical Polarizer: Waveplate / Retardation Plate
- Clear Aperture: 73
from Ross Optical Industries
A Rochon polarizer separates incident beams into ordinary and extraordinary like some other polarizers; however the p-polarization is transmitted straight through while the s-polarization is transmitted with a deviation angle. [See More]
- Surface Quality: 20-10 Scratch / Dig
- Polarizer Application: Infrared; Visible; Ultraviolet
- Optical Polarizer: Calcite Polarizer; Rochon
- Wavelength Range: 190 to 3500
from Hangzhou Shalom Electro-optics Technology Co., Ltd.
bull; High wavelength and temperature stability. • Decent damage thresholds and eminent surface flatness (20/10 S/D, <1 >. • Widely selectable wavelengths: 200-2000nm for Quartz waveplates, 190-7000nm for MgF2 waveplates. • Damage Threshold >5J/cm^2@1064nm, 20ns,20Hz. •... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Polarizer Features: Anti-Reflection Coating
- Wavelength Range: 2000 to 2.00E8
from EKSMA OPTICS
EKSMA OPTICS offers Zero Order Dual Wavelength Plates for Ti:Sapphire and Yb:KGW/KYW lasers. When optical axis is turned by 45 degrees to input polarization, zero order dual wavelength waveplate rotates the fundamental wavelength by 90 degrees and the polarization of second harmonic wavelength... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Clear Aperture: 17
- Optical Polarizer: Waveplate / Retardation Plate
- Surface Flatness: λ/10
from Foctek Photonics, Inc.
Glan Taylor prism polarizer is made of two same birefringent material prisms that are assembled with an air space. It has a length to aperture ratio less than 1.0 makes it a relatively thin polarizer. The polarizer with no side escape windows are suitable for low to medium power online_ordering... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Wavelength Range: 200 to 4000
- Optical Polarizer: Calcite Polarizer (optional feature); a-BBO, Calcite, YVO4
- Extinction Ratio: 5.00E-6 to 5.00E-5
from Artifex Engineering
The optical depolarizer is a passive optical component which can transform the input polarized or partially polarized light into unpolarized light (depolarization). Our design uses the Lyot depolarizer principle. [See More]
- Surface Quality: 20-10 Scratch / Dig
- Polarizer Application: Infrared (optional feature); Visible (optional feature); Ultraviolet (optional feature)
- Optical Polarizer: Depolarizer
- Wavelength Range: 350 to 4000
from Ross Optical Industries
A Wollaston polarizer has wider field of view than other birefringent polarizers. The two prisms are cemented together. Both ordinary and extraordinary beams transmit through the prism, however, at a deviation angle of 15 ° to 45 ° depending on the wavelength. [See More]
- Surface Quality: 20-10 Scratch / Dig
- Polarizer Application: Infrared; Visible; Ultraviolet
- Optical Polarizer: Calcite Polarizer; Bi-refingent
- Wavelength Range: 190 to 3500
from Hangzhou Shalom Electro-optics Technology Co., Ltd.
bull; Exceedingly steady retardation over a broad wavelength range. • Typical wavelength range: 325-1100nm and 600-2700nm (quarter waveplate),310-1100nm and 600-2700nm (half waveplate). • Cemented construction (cemented by NOA61). • 25.4mm (1 inch) mounter configured. • AR... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Polarizer Features: Anti-Reflection Coating
- Wavelength Range: 1100 to 3.25E8
from Foctek Photonics, Inc.
Glan Thompson polarizer is made of two calcite prisms or a -BBO prisms cemented together. Two types of Glan Thompsons are available. One is the standard form and the other is the long form. Their length to aperture ratios are 2.5 : 1 and 3.0 : 1 respectively. Glan Thompsons tend to have higher... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Wavelength Range: 220 to 2300
- Optical Polarizer: Calcite Polarizer (optional feature); Made of two calcite prisms or a -BBO prisms
- Extinction Ratio: 5.00E-6 to 5.00E-5
from Artifex Engineering
The Rochon polarizer is one of the earliest designs, which is made of two birefringent material prisms cemented together. Both ordinary and extraordinary beams propagate collinearly down the optic axis in the first prism under the ordinary refractive index. Upon entering the second prism the... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Polarizer Application: Infrared (optional feature); Visible (optional feature); Ultraviolet (optional feature)
- Optical Polarizer: Calcite Polarizer
- Wavelength Range: 190 to 4000
from Ross Optical Industries
The low (multiple) order waveplate is designed to give a retardance of several full waves, plus the desired fraction. This results in a single, physically robust component with desired performance. However, even small changes in wavelength or temperature will result in significant changes in the... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Polarizer Application: Infrared; Visible; Ultraviolet
- Optical Polarizer: Waveplate / Retardation Plate
- Wavelength Range: 266 to 1550
from Hangzhou Shalom Electro-optics Technology Co., Ltd.
bull; Steady retardance over certain spectral and temperature range. • Ultra-thin Free standing single plate or constructed with substrates. • Wide acceptance angle and precise retardance value. • High damage threshold 1GW/cm2 (single plate versions). • Quartz: Wavelength Range... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Polarizer Features: Anti-Reflection Coating
- Wavelength Range: 7000 to 5.32E8
from Foctek Photonics, Inc.
FOCtek specially designed a high transmission Glan Laser Polarizer for online_ordering which requires high transmission. The specially designed polarizer is based on the Brewster Cut crystal, which can improve the transmission from normally >85% to 95%. This polarizer can be made from both... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Wavelength Range: 350 to 4000
- Optical Polarizer: Calcite Polarizer (optional feature); Calcite or YVO4
- Extinction Ratio: 5.00E-6 to 5.00E-5
from Artifex Engineering
The Wollaston polarizer is made of two birefringent material prisms that are cemented together. The deviations of the ordinary and extraordinary beams are nearly symmetrical about the input beam axis, so that the Wollaston polarizing beam splitter has approximately twice the deviation of the Rochon. [See More]
- Surface Quality: 20-10 Scratch / Dig
- Polarizer Application: Infrared (optional feature); Visible (optional feature); Ultraviolet (optional feature)
- Optical Polarizer: Calcite Polarizer
- Wavelength Range: 200 to 2300
from Ross Optical Industries
The zero order waveplate is designed to give a retardance of zero full waves, plus the desired fraction. Zero Order Waveplates show better performance than multiple order waveplates. They show a broader bandwidth and a lower sensitivity to temperature and wavelength changes and should be considered... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Polarizer Application: Infrared; Visible; Ultraviolet
- Optical Polarizer: Waveplate / Retardation Plate
- Wavelength Range: 266 to 1550
from Foctek Photonics, Inc.
The low(multiple) order waveplate is designed to give a retardance of several full waves, plus the desired fraction. This result in a single, physically robust component with desired performance. However, even small changed in wavelength or temperature will result in significant changes in the... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Polarizer Application: Infrared; Visible; Ultraviolet
- Optical Polarizer: Waveplate / Retardation Plate
- Wavelength Range: 266 to 1550
from Artifex Engineering
Better performance than low or multiple order waveplates. The zero order waveplate is designed to give a retardance of zero full waves, plus the desired fraction. Zero order waveplate shows better performance than multiple order waveplates. It has broad bandwidth and a lower sensitivity to... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Polarizer Application: Infrared (optional feature); Visible (optional feature); Ultraviolet (optional feature)
- Optical Polarizer: Waveplate / Retardation Plate
- Wavelength Range: 266 to 1550
from Foctek Photonics, Inc.
Polarization rotators offer 45deg or 90deg rotation at a number of common laser wavelength, the optical axis in a polarization rotator is perpendicular to the polished face of the optic. The result is that the orientation of in put linearly polarized light is rotated as it propagates through the... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Polarizer Application: Infrared; Visible
- Optical Polarizer: Polarization Rotator
- Wavelength Range: 440 to 1660
from Foctek Photonics, Inc.
Rochon polarizer is one of the earliest designs, which is made of two birefringent material prisms cemented together. Both ordinary and extraordinary beams propagate collinearly down the optic axis in the first prism under the ordinary refractive index. Upon entering the second prism the ordinary... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Wavelength Range: 130 to 6000
- Optical Polarizer: a -BBO, MgF2, YVO4, Quartz
- Extinction Ratio: 5.00E-6 to 5.00E-5
from Foctek Photonics, Inc.
Wollaston polarizer is made of two birefringent material prisms that are cemented together. The deviations of the ordinary and extraordinary beams are nearly symmetrical about the input beam axis, so that the Wollaston polarizing beam splitter has approximately twice the deviation of the Rochon. The... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Wavelength Range: 200 to 5000
- Optical Polarizer: Calcite Polarizer (optional feature); a -BBO, Calcite, YVO4, Quartz
- Extinction Ratio: 5.00E-6 to 5.00E-5
from Foctek Photonics, Inc.
The zero order waveplate is designed to give a retardance of zero full waves, plus the desired fraction. Zero order waveplate shows better performances than multiple order waveplates, it has broad bandwidth and a lower sensitivity to temperature and wavelength changes. It should be considered for... [See More]
- Surface Quality: 20-10 Scratch / Dig
- Wavelength Range: 266 to 1550
- Optical Polarizer: Waveplate / Retardation Plate
- Polarizer Features: Anti-Reflection Coating