xiamen dnd optics co ltd
optical lenses, Partial Reflection Coating, Right Angle Prisms, Plano-Concave Cylindrical Lenses, Fused Sillica Windows, Manufacturer and Supplier - China
Birefringent Filters (Birefringent Filters)
Birefringent filter is made by crystal quartz. It's used in the laser cavity for wavelength selection. We can provide different thickness birefringent filter for our customer's laser applications.
Specifications:
Material: Crystal quartz
Dimension Tolerance: +0.0, -0.2mm
Thickness Tolerance: ± 0.02mm
Surface quality: 20/10
Clear Aperture: 90% of the central area
Parallelism: <5 arc sec