Waveplates-Ture Zero Order Waveplate, Cemented Zero Order Waveplate, Dual Wavelength Waveplate, Low-Order Waveplate, Achromatic Waveplate, Air Spaced Zero Orde

FOB Price: US$1.00 / Piece
Min. Order: 10 Pieces
Min. Order FOB Price
10 Pieces US$1.00
Port: Dalian, China
Payment Terms: T/T, Western Union, Paypal

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Product Description

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Product Description

Waveplates are made from birefringent materials which introduce a phase difference between the fast and slow principal axis of the waveplate. The optical axis of waveplate is parallel to the face. Light incident normal to the surface will be split to components polarized parallel and perpendicular to the optical axis with different refractive index and velocity in this device. The difference in velocities gives rise to a phase shift which is called retardance. At any specific wavelength the phase retardance is governed by the thickness of Waveplates. 

DELN offer complete series of  half waveplates and quarter waveplates,, include achromatic waveplate, zero order waveplate, multi order waveplate, dual wavelength waveplate, other custom waveplates can also be provided upon request.  DELN can also provide ring mount for waveplate. 

Types of Waveplate
 
TypeFeature
Zero Order Cemented Cemented by glue Better Temperature Bandwidth Wide Wavelength Bandwidth Moderate damage threshold
Optical Contacted No glue Better Temperature Bandwidth Wide Wavelength Bandwidth Better damage threshold Good wavefront and parallelism
Air Spaced No glue, Mounted Better Temperature Bandwidth Wide Wavelength Bandwidth High damage threshold Good wavefront
True Zero Order Cemented Cemented by glue Better Temperature Bandwidth Wide Wavelength Bandwidth Moderate damage threshold Good wavefront and parallelism
Multi Order Low Temperature Bandwidth Low Wavelength Bandwidth High damage threshold Good wavefront and parallelism Low cost
Dual Wavelength Provide Specific Retardance At Two Different Wavelengths
Achromatic Better Temperature Bandwidth Very broad Wavelength Bandwidth Cemented and air spaced available 

Ture Zero Order Waveplate
 
The thickness of a true zero order quartz plate is very thin, it is very easily damaged. In order to solve this problem, we can cement the thin quartz plate on a BK7 substrate to increase the strength.

Broad Spectral Bandwidth
Wide Temperature Bandwidth
Wide Angle Bandwidth
Cemented by Expoy

Specifications
MaterialCrystal Quartz
Dimension Tolerance+0.0/-0.1mm
Wavefront Distortionλ/8@632.8nm
Retardation Toleranceλ/300
Parallelism<1 arc second
Surface Quality20/10 scratch and dig
Clear Aperture>90% central area
Standard WaveQuarter-wave(λ/4), Half-wave(λ/2)
AR CoatingR<0.25%@central wavelength

Standard Wavelength:

355nm,532nm, 632.8nm, 780nm,808nm, 850nm, 980nm,1064nm, 1310nm, 1480nm, 1550nm

Other Wavelength Available


Achromatic waveplate

Achromatic waveplate is similar to zero order waveplate except that the two plates are made from different birefringent crystals.

Since the dispersion of the birefringence of two materials is different, it is possible to specify the retardation values at a broad wavelength range. So, the retardation will be less sensitive to wavelength change. In other words, it can be used at a broadband wavelength range.


Specifications
Material Crystal Quartz+MgF2
Dimension Tolerance +0.0/-0.1mm
Wavefront Distortion λ/4@632.8nm (for air spaced type)
Retardation Tolerance λ/100
Parallelism <10 arc seconds (for single plate)
Surface Quality 40/20 scratch and dig
Clear Aperture >90% central area
Standard Wave Quarter-wave(λ/4), Half-wave(λ/2)
Standard Wavelength 450-650nm
550-750nm
650-1100nm
900-2100nm
Coating Both sides AR coated
Epoxy Cemented or Air Spaced Available
Other Wavelength Available


Air Spaced Zero Order Waveplate

 
Air spaced zero order waveplate is constructed by two quartz plates installed in a mount, to form a air gap between the two quartz plates.

The difference in thickness between the two plates determines the retardation. Zero order waveplates offer a substantially lower dependence on temperature and wavelength change than multiorder waveplates.

Air Spaced
Double Retardation Plates
Broad Spectral Bandwidth
Wide Temperature bandwidth
Hight Damage Threshold
AR coated and Mounted

Specifications
MaterialCrystal Quartz
Dimension Tolerance+0.0/-0.1mm
Wavefront Distortionλ/8@632.8nm
Retardation Toleranceλ/300
Parallelism<1 arc second
Surface Quality20/10 scratch and dig
Clear Aperture>90% central area
Standard WaveQuarter-wave(λ/4), Half-wave(λ/2)
AR CoatingR<0.25%@central wavelength


Standard wavelength:

266nm, 355nm,532nm, 632.8nm, 780nm,808nm, 850nm, 980nm,1064nm, 1310nm, 1480nm, 1550nm

Other Wavelength Available


.Optically Contacted Zero Order Waveplate

Optically Contacted zero order waveplate is constructed by two quartz plates with their fast axis crossed, the two plates are constructed by optically contacted method, the optical path is epoxy free.

The difference in thickness between the two plates determines the retardance. Zero order waveplates offer a substantially lower dependence on temperature and wavelength change than multi-order waveplates.

Optically Contacted
Double Retardation Plates
Broad Spectral Bandwidth
Wide Temperature bandwidth
Hight Damage Threshold

Specifications
MaterialCrystal Quartz
Dimension Tolerance+0.0/-0.1mm
Wavefront Distortionλ/8@632.8nm
Retardation Toleranceλ/300
Parallelism<1 arc second
Surface Quality20/10 scratch and dig
Clear Aperture>90% central area
Standard WaveQuarter-wave(λ/4), Half-wave(λ/2)
AR CoatingR<0.25%@central wavelength


Standard wavelength:

266nm, 355nm,532nm, 632.8nm, 780nm,808nm, 850nm, 980nm,1064nm, 1310nm, 1480nm, 1550nm

Other Wavelength Available


Cemented Zero Order Waveplate

Cemented zero order waveplate is constructed by two quartz plates with their fast axis crossed, the two plates are cemented by UV epoxy.

The difference in thickness between the two plates determines the retardance. Zero order waveplates offer a substantially lower dependence on temperature and wavelength change than multi-order waveplates.

Better Temperature Bandwidth
Wide Wavelength Bandwidth
Both Sides AR Coated

Specifications
MaterialCrystal Quartz
Dimension Tolerance+0.0/-0.1mm
Wavefront Distortionλ/8@632.8nm
Retardation Toleranceλ/300
Parallelism<1 arc second
Surface Quality20/10 scratch and dig
Clear Aperture>90% central area
Standard WaveQuarter-wave(λ/4), Half-wave(λ/2)
AR CoatingR<0.25%@central wavelength


Standard wavelength:

266nm, 355nm,532nm, 632.8nm, 780nm,808nm, 850nm, 980nm,1064nm, 1310nm, 1480nm, 1550nm

Other Wavelength Available



Dual Wavelength Waveplate

This waveplate is a special kind of multi order waveplate. Dual wavelength waveplate is designed to be used in dual wavelength setups, for example, it can be operated as a quarter waveplate @1064nm and as a half waveplate @532nm at the same time.

Dual wavelength waveplate always used to manage the states of polarization of laser beams to obtain maximum conversion efficiency.



Specifications
MaterialCrystal Quartz
Dimension Tolerance+0.0/-0.1mm
Wavefront Distortionλ/8@632.8nm
Retardation Toleranceλ/300
Parallelism<1 arc second
Surface Quality20/10 scratch and dig
Clear Aperture>90% central area
AR CoatingR<0.5%@two wavelengths


Wavelength Combination:


λ/2@1064nm+λ@532nm; λ@1064nm+λ/2@532nm

λ/2@1064nm+λ/4@532nm; λ/4@1064nm+λ/2@532nm

Other Wavelength Availabl
 


Low-Order Waveplate

Multiple order waveplate means the retardance of a light path will undergo a certain number of full wavelength shifts in addition to the fractional design retardance.

The thickness of multi order waveplate is always around 0.5mm. Compared with zero order waveplate, multi order waveplate is more sensitive to wavelength and temperature changes. However, they are less expensive and widely used in many applications where the increased sensitivities are not critical.


Specifications
MaterialCrystal Quartz
Dimension Tolerance+0.0/-0.1mm
Wavefront Distortionλ/8@632.8nm
Retardation Toleranceλ/300
Parallelism<1 arc second
Surface Quality20/10 scratch and dig
Clear Aperture>90% central area
Standard WaveQuarter-wave(λ/4), Half-wave(λ/2)
AR CoatingR<0.25%@central wavelength


Standard Wavelength:

266nm,355nm,532nm, 632.8nm, 780nm,808nm, 850nm, 980nm,1064nm, 1310nm, 1480nm, 1550nm

Other Wavelength Available



 



 















 
Address: 4-407#, Bd20, Luhui 3 Zone, Yuanda St, Erdao District, Changchun, Jilin, China
Business Type: Manufacturer/Factory
Business Range: Electrical & Electronics, Industrial Equipment & Components, Instruments & Meters
Company Introduction: Manufacturer optical lenses, mirrors, beamsplitters, prisms, waveplates, infrared parts, crystals, reticles, microlens array, phase plate and diffraction optics. China.

DELN products are well acknowledged by our foreign customers and widely used in industrial and scientific area. We have successfully cooperated with many customers in Europe and USA for long time.

DELN is committed to supply our customers with high quality products, competitive price, on time delivery and better service. Higher quantity discounts will be offered to OEM customers for larger orders. Contact DELN to save your costs!

Products:

Optical Lenses: Cylindrical Lens, Achromatic Lens, Plano Convex Lens, ZnSe Lens, Powell Lens, Axicon Lens, Sapphire Lens, Ge Lens, CaF2 Lens

Optical Mirrors: Dichroic Mirror, Dichroic Mirror Beamsplitter, Broadband Dielectric Mirror, Dielectric Laser Line Mirror, AL Mirror, Au Mirror

Beamsplitter: Beamsplitter Penta Prism, Polarizing Beamsplitter, Non- Polarizing Beamsplitter, Lateral Displacement Beamsplitte

Optical Windows: Laser Window, ZnSe window, Ge Window, Sapphire Window, CaF2 Window, Brewster Window

Prisms: Light Pipe Homogenizing Rod, Equilateral Prism, Anamorphic Prism Pairs, Roof Prism, Wedge Prism, Rhomboid Prism, Brewster Prism, Dove Prism, Porro Prism, Corner Cube Reflector, Penta Prism, Right Angle Prism

Optical Filter: Dichroic Color Filter, Neutral Density Filter, IR Cutoff Filter, Shortpass Filter, Longpass Filter, Bandpass Interference Filter

Waveplates: Ture Zero Order Waveplate, Cemented Zero Order Waveplate, Dual Wavelength Waveplate, Low-Order Waveplate, Achromatic waveplate, Air Spaced Zero Order Waveplate, Optically Contacted Zero Order Waveplate

Crystals: ND: YAG, Ti: Sapphire, Er: YAG, ND: Ce: YAG, Cr4+: YAG, Yb: YAG, Bonding Crystal, YVO4, BBO, KTP, ND: GdVO4, ND: YVO4

Micro Optics: Reticle, Microlens Arrays, phase plate, diffraction optics
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