High Precision Beamsplitter Penta Prism

///High Precision Beamsplitter Penta Prism

High Precision Beamsplitter Penta Prism

Penta Prism is a five-prism with two reflective surfaces at 45 ° perpendicular to each other, and two refractory faces perpendicular to the entry and emerging beams. The regular Penta Prism reflecting surfaces are coated with aluminium or enhanced aluminium. It can be used as a High Precision Beamsplitter Prism by inserting a wedge for deviation correction in output beam surface.

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Product Catalogue

Axh (mm) Part No. (2.5 sec. Deviation)
18 x 18 PRS1300

Specifications

Material

BK7

Diameter Tolerance

+/-0.25mm

90°Deviation Tolerance

2 arc seconds

180°Deviation Tolerance

4 arc seconds

Surface Quality

60-40 scratch and dig

Flatness

λ/4@632.8nm

Reflectivity

R > 95% per face @633 nm

Chamfer

Protective Bevel

Product Knowledge

This Prism can be used in Plumb level, Surveying, Orientation, Range Finding and Optical Equipment.