Quarter Wave Retardation Plate

Description: API’s quarter wave retarders are chromatic single layer polymer films offering great performance and clarity. Our wave retarders are optimized at 560nm (140nm OPD). More cost effective than traditional wave plates, our wave retarders feature uniform

• Thickness: 0.10159994513602963 mm
• Transmittance: 92 %
• Operating Temperature: -50 to 65 C
• Features: Other Material

Description: Thickness < 0.5 mm ---------------------------- Type D: Double plate (zero order) Optically contacted quartz plates Retardation λ/2 or λ/4 Custom retardation plates for higher quantities on request.

• Wavelength Range: 488 to 1,064 nm
• Clear Aperture: 9 to 19 mm
• Diameter: 10.000000000000002 to 20.000000000000004 mm
• Thickness: 0.5 mm

Description: Made from high quallity optical grade crystalline quartz quarter wave and half wave retardation versions available suitable for high and low power laser applications. Retardation plates are supplied mounted and have multilayer dielectric anti-reflection

• Wavelength Range: 257 to 1,550 nm
• Clear Aperture: 17.000000000000004 mm
• Surface Flatness: λ/10
• Retardation: Half Wave (λ/2), Quarter Wave (λ/4)

Description: Made from high quallity optical grade crystalline quartz quarter wave and half wave retardation versions available suitable for high and low power laser applications. Rotate the direction of polarization (λ/2) or convert linear into circular polarization or vice versa

• Wavelength Range: 257 to 1,550 nm
• Clear Aperture: 17.000000000000004 mm
• Surface Flatness: λ/10
• Retardation: Half Wave (λ/2), Quarter Wave (λ/4)

Description: 1 mm thick and has λ/4 (90°) retardation. It is antireflection coated to maximize transmission at 780 nm. When using multiple-order wave plates, several items should be considered. A wave plate of practical thickness produces a multiple of λ/4 or λ/2

• Wavelength Range: 780 nm
• Clear Aperture: 11.4 mm
• Diameter: 12.700000000000001 mm
• Thickness: 1 mm

Description: 0.5 mm thick and has λ/4 (90°) retardation. It is antireflection coated to maximize transmission at 1064 nm. When using multiple-order wave plates, several items should be considered. A wave plate of practical thickness produces a multiple of λ/4 or λ/2

• Wavelength Range: 1,064 nm
• Clear Aperture: 11.4 mm
• Diameter: 12.700000000000001 mm
• Thickness: 0.5 mm

Description: 1 mm thick and has λ/4 (90°) retardation. It is antireflection coated to maximize transmission at 413 nm. When using multiple-order wave plates, several items should be considered. A wave plate of practical thickness produces a multiple of λ/4 or λ/2

• Wavelength Range: 413 nm
• Clear Aperture: 11.4 mm
• Diameter: 12.700000000000001 mm
• Thickness: 1 mm

Description: 1 mm thick and has λ/4 (90°) retardation. It is antireflection coated to maximize transmission at 488 nm. When using multiple-order wave plates, several items should be considered. A wave plate of practical thickness produces a multiple of λ/4 or λ/2

• Wavelength Range: 488 nm
• Clear Aperture: 11.4 mm
• Diameter: 12.700000000000001 mm
• Thickness: 1 mm

Description: Broad Spectral Range 1/100λ Surface Accuracy ¼λ and ½λ Retardance Precision Achromatic Waveplates (Retarders) consist of a polymer stack layered between two precision BK7 windows, and are available in standard ¼λ and ½λ options for common visible and NIR wavelengths. These waveplates (retarders)

• Wavelength Range: 920 to 1,240 nm
• Clear Aperture: 10.16 mm
• Beam Deviation: 60.00000000000012 arcsec
• Operating Temperature: -20 to 50 C

Description: Broad Spectral Range 1/100λ Surface Accuracy ¼λ and ½λ Retardance Precision Achromatic Waveplates (Retarders) consist of a polymer stack layered between two precision BK7 windows, and are available in standard ¼λ and ½λ options for common visible and NIR wavelengths. These waveplates (retarders)

• Wavelength Range: 735 to 985 nm
• Clear Aperture: 10.16 mm
• Beam Deviation: 60.00000000000012 arcsec
• Operating Temperature: -20 to 50 C

Description: Broad Spectral Range 1/100λ Surface Accuracy ¼λ and ½λ Retardance Precision Achromatic Waveplates (Retarders) consist of a polymer stack layered between two precision BK7 windows, and are available in standard ¼λ and ½λ options for common visible and NIR wavelengths. These waveplates (retarders)

• Wavelength Range: 485 to 630 nm
• Clear Aperture: 10.16 mm
• Beam Deviation: 60.00000000000012 arcsec
• Operating Temperature: -20 to 50 C

Description: Broad Spectral Range 1/100λ Surface Accuracy ¼λ and ½λ Retardance Precision Achromatic Waveplates (Retarders) consist of a polymer stack layered between two precision BK7 windows, and are available in standard ¼λ and ½λ options for common visible and NIR wavelengths. These waveplates (retarders)

• Wavelength Range: 630 to 835 nm
• Clear Aperture: 10.16 mm
• Beam Deviation: 60.00000000000012 arcsec
• Operating Temperature: -20 to 50 C

Description: Zero order wave plates are used to rotate the direction of polarization (with λ/2 plates) or convert linear into circular polarization or vice versa (with λ/4 plates). Zero order wave plates are made from two thin sections which are polished to different

• Wavelength Range: 257 to 1,550 nm
• Clear Aperture: 17.000000000000004 mm
• Surface Flatness: λ/2, λ/4
• Retardation: Half Wave (λ/2), Quarter Wave (λ/4)

Description: • Quarter-wave or half-wave retardance • Broader wavelength bandwidth than common waveplates (Maximum 2000-15000nm) • Three types of materials are optional: BK7, UV Fused Silica and ZnSe • Half-wave prisms constructed by two quarter-wave prisms cemented

• Wavelength Range: 2,000,000,000 to 15,000 nm
• Clear Aperture: 10.000000000000002 mm
• Features: Other Material, Waveplate / Retardation Plate

Description: Features • Made of high quality synthetic quartz crystal • Available with large size aperture • Design for reduction of phase retardation dispersion is available Applications • LCD projector • Various test equipment • Various laser devices • Optical unit for manufacturing equipment

• Wavelength Range: 350 to 2,100 nm
• Retardation: Half Wave (λ/2), Quarter Wave (λ/4)
• Polarizer Application: Infrared, Ultraviolet, Visible
• Material: Quartz

Description: • Quarter-wave or half-wave retardance • Broader wavelength bandwidth than common waveplates (Maximum 2000-15000nm) • Three types of materials are optional: BK7, UV Fused Silica and ZnSe • Half-wave prisms constructed by two quarter-wave prisms cemented

• Wavelength Range: 350,000,000 to 2,300 nm
• Clear Aperture: 10.000000000000002 mm
• Material: BK7 Glass
• Features: Other Material, Waveplate / Retardation Plate

Description: • Quarter-wave or half-wave retardance • Broader wavelength bandwidth than common waveplates (Maximum 2000-15000nm) • Three types of materials are optional: BK7, UV Fused Silica and ZnSe • Half-wave prisms constructed by two quarter-wave prisms cemented

• Wavelength Range: 210,000,000 to 400 nm
• Clear Aperture: 10.000000000000002 mm
• Features: Other Material, Waveplate / Retardation Plate
• Material: UV grade fused Silica

Description: Operate at both first and second Nd:YAG laser harmonics Retardation tolerance <λ/300

• Wavelength Range: 400 to 1,064 nm
• Clear Aperture: 17.000000000000004 mm
• Surface Flatness: λ/10
• Surface Quality: 20-10 Scratch / Dig

Description: • Quarter-wave or half-wave retardance • Broader wavelength bandwidth than common waveplates (Maximum 2000-15000nm) • Three types of materials are optional: BK7, UV Fused Silica and ZnSe • Half-wave prisms constructed by two quarter-wave prisms cemented

• Wavelength Range: 210,000,000 to 400 nm
• Features: Waveplate / Retardation Plate

Description: Retardation sheets are achromatic sheets of 0.3 mm thickness. These sheets work according to conventional Gypsum- or Mica plates. Quarter-waveplate sheet especially suitable in the wavelength range of 480 - 640 nm. Please combine with a linear polarizer (in an angle of 45°) to

• Wavelength Range: 480 to 640 nm
• Diameter: 12.700000000000001 to 31.500000000000004 mm
• Thickness: 0.30000000000000004 mm
• Surface Flatness: λ/4

Description: Retardations: λ/2 and λ/4 Three different broad wavelength ranges Cemented Mounted versions fit to Microbench Transmission > 86 % Uncoated; coating available on request Surface flatness: λ/4 at 633 nm (over clear aperture) Surface quality: 40-20 (5/ 2 x 0.16 according to DIN ISO 10110)

• Wavelength Range: 400 to 1,600 nm
• Transmittance: 86 %
• Thickness: 0.9600000000000001 to 2.62 mm
• Surface Flatness: λ/4

Description: The liquid crystal variable phase retarder (or phase shifter) is a transmissive element with an electrically tunable optical phase retardance. Optical retardation is often obtained with piezoelectric mirrors. However this option is not ideal if robust and compact design is necessary. This

• Wavelength Range: 350 to 1,700 nm
• Clear Aperture: 10.000000000000002 mm
• Operating Temperature: 15 to 35 C
• Diameter: 25 mm

Description: Meadowlark Optics Precision Achromatic Retarders are designed to provide a nearly constant retardance over a broad wavelength region. Standard quarter- and half-wave devices are available for common wavelength regions in the visible and near infrared.

Description: For a given plate thickness a low order waveplate will operate as a quaterwave, halfwave and full wave plate at different wavelengths. By selecting the thickness it is possible to achieve a dual order plate giving for example, halfwave retardation at 1064 nm and

• Wavelength Range: 532 nm
• Retardation: Half Wave (λ/2), Quarter Wave (λ/4)
• Polarizer Application: Infrared, Visible
• Features: Waveplate / Retardation Plate

Description: Probably the most common and attractive mode of operation of an electro-optic Q-switch is in “pulsed quarter wave” mode. In this mode a quarter wave retardation plate is inserted between the Pockels cell and the rear cavity mirror. Light passing through the

Description: Plastic retarders are a cost effective alternative to mica or quartz which are generally 0.8mm thick and available in large sizes. Our stock range includes one wave plates which can be used as sensitive-tint plates in polariscopes to display small strain in a specimen by colour

Description: Plastic retarders are a cost effective alternative to mica or quartz which are generally 0.8mm thick and available in large sizes. Our stock range includes one wave plates which can be used as sensitive-tint plates in polariscopes to display small strain in a specimen by colour

Description: Plastic retarders are a cost effective alternative to mica or quartz which are generally 0.8mm thick and available in large sizes. Our stock range includes one wave plates which can be used as sensitive-tint plates in polariscopes to display small strain in a specimen by colour

Description: Plastic retarders are a cost effective alternative to mica or quartz which are generally 0.8mm thick and available in large sizes. Our stock range includes one wave plates which can be used as sensitive-tint plates in polariscopes to display small strain in a specimen by colour

Description: The bonding-type plate enables the influence on phaseaccuracy caused by variations in optical rotation and the laserincident angle to be ignored. Therefore, it can be embedded inan optical system more easily.

• Transmittance: 98 %
• Beam Deviation: 60.00000000000012 arcsec
• Operating Temperature: -40 to 85 C
• Diameter: 5.000000000000001 to 10.000000000000002 mm

Description: Made of a single quartz plate that is very thin, true zero order waveplates are provided either by themselves as a single plate for high damage threshold applications (greater than 1 GW/cm2), or as a cemented plate on a BK7 substrate to provide strength.

• Wavelength Range: 1,480 to 1,550 nm
• Diameter: 20.000000000000004 mm
• Thickness: 0.00004 to 0.00009 mm
• Surface Flatness: λ/4

Description: Standard Wave: quater wave (λ/4), half wave (λ/2) Coating: uncoated for standard, AR coating available Working Wavelength: 450-650nm, 550-750nm, 650-1100nm, 900-2100nm

• Wavelength Range: 450 to 2,100 nm
• Material: Achromatic
• Polarizer Features: Antireflective Coating
• Retardation: Half Wave (λ/2), Quarter Wave (λ/4)

Description: Waveplates (retardation plates or phase shifters) are made from materials which exhibit birefringence. The velocities of the extraordinary and ordinary rays through the birefringent material varies inversely with their refractive indices. This difference in velocities gives rise to a

• Retardation: Half Wave (λ/2), Quarter Wave (λ/4)
• Order: Multiple Order, Zero Order
• Features: Waveplate / Retardation Plate

Description: Unlike standard waveplates, Achromatic Waveplates, AWP, provide a constant phase shift independent of the wavelength of light that is used. This wavelength independence is achieved by using two different crystalline materials to yield quarter- or half-wave retardation over a

• Wavelength Range: 450 to 1,650 nm
• Thickness: 8 mm
• Surface Quality: 40-20 Scratch / Dig
• Material: Achromatic, Quartz