Plate beam splitter consists of thin window. When using it, the two partial beams travel different optical paths. And the optical paths are decided on the thickness of plates and the incident angle.
Specifications
Material: | N-BK7, grade A fine annealed |
Diameter: | +0/-0.20mm |
Clear aperture: | >90% of diameter |
Thickness: | +/-0.10mm |
Parallelism: | < 3 arc minutes |
Surface quality: | 60-40 scratch and dig |
Flatness: | λ/4@632.8nm |
Coating: | beamsplitter coating on one surface and AR coating on the other |
Bevel: | 0.2-0.3mm x 45° |
Plate beam splitter consists of thin window. When using it, the two partial beams travel different optical paths. And the optical paths are decided on the thickness of plates and the incident angle.
![](\"/userimg/10751/Beamsplitter-plate1.jpg\"/)
Specifications
Material: | N-BK7 |
Diameter: | +0/-0.20mm |
Clear aperture: | >90% of diameter |
Thickness: | +/-0.10mm |
Parallelism: | < 3 arc minutes |
Surface quality: | 60-40 scratch and dig |
Flatness: | λ/4@632.8nm |
Coating: | beamsplitter coating on one surface and AR coating on the other |
Bevel: | 0.2-0.3mm x 45° |
