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Optical Waveplates

  • Product Name: True Zero Order Waveplates

Product overview

Featurs: Epoxy cemented,
High Damage threshold,
Better temperature bandwidth,
Wide wavelength bandwidth
Material:Crystal Quartz
Typical DimensionΦ(mm) :lxl,2x2,3x3,custom
Dimension Tolerance:+0.0/-0.1 mm
Wavefront Distortion:λ/10@632.8nm
Retardation Tolerance:λ/300
Parallelism:<l arc second
Surface Quality:20/10 scratch and dig
Axis Orientation Tolerance:0.l°
Clear Aperture:>90%central area
AR Coating:R<0.25%@ central wavelength
Standard Wave:Quarter-wave (3λ/4),Half-wave (λ/2)
Standard Wavelength:1585,1545,1485,1310,1064,550(cemented on a backplate)
Other sizes. retardations and wavelengths are also available upon request.
This type of true zero order waveplate is constructed of a waveplate and a BK7 substrate.
As the quartz plate is very thin and easy to be damaged. the BK7 plate's function is to strengthen the waveplate