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Beamsplitter plate

Product Info

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.


 

 

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°