Menu
Cart 0

Commercial Quality Circular Windows

Non-precision, circular windows commonly used for sight glasses, instrument windows, beamsplitter substrates, vacuum windows, etc.


Diameter Tolerance

+/- 0.125 mm

Thickness Tolerance

+/- 0.125 mm

Surface Accuracy

~5 wave per inch

Surface Quality

60-40, scratch-dig or better

Parallelism

<15'

Edges

Fine ground and beveled