Bk7/K9 Semi-finished Materials
Name:Bk7/K9 Semi-finished Materials
Diameter:From 1 mm (.039”) to 305 mm (12”) in any optical axis
Thickness:From 0.2mm up to 20mm
Flatness:None
Parallelism:Varies by size but can be as tight as 1 arc second
Surface Quality:Fine Ground
Quantity:Quantities from singles to full large scale production runs
Materials:Sapphire, Bk7, Fused Silica, Quartz, and Optical Glass
Delivery time:Usually 4 weeks after deposit received
Coating:None
Chamfer:Break all sharp edges

Product Description

1.Main Types

Round windowSquare windowFlat window with holes;RAG Prism; Rod; Tube; Customized shape

 2.Coating

None.

 3.Details

  Tooling Tolerance(Length,Wideth,Hight): ±0.001mm

  Surface Quality: Fine Ground

  Size: Customized

  Surface Flatness: none

  Parallelism: Best 2”

Min&Max sizes: Dia 5mm~Dia 300mm, Thickness 0.1mm~10mm

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