Cycloidal Diffractive Waveplate (CDW) Technology

Functional layers: Liquid crystal or liquid crystal polymer films
Film thickness: 1-5 µm
Deflection Angle: up to 15 degrees for single CDW layer
Polarization switching contrast: 800
Wavelengths: UV-LWIR
Diffraction efficiency: >95% (circular polarized light)
Bandwidth: 50-400 nm
Absorption losses per stage: <2% (Vis –NIR-SWIR), <4% (UV, MWIR)
Wavefront error in diffracted beam: λ/4 (@633 nm)
Substrates: All major transparent materials, including plastic
Substrate thickness: 5 μm (plastic sheet) – 5 mm (high degree polished optical windows)
Clear aperture: >90%

BEAM Co.,

1300 Lee Road

Orlando

32810

USA

Tel. (407) 734-5222
Fax (407) 969-0477
e-mail: sales@beamco.com, info@beamco.com.
http://www.beamco.com/