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Optical Flats (Single or Dual Surface: Dual)

Diameter 2mm to 400mm Diameter Tol. +/-0.1 Material Bk7 sapphire fused silica,ZnS2,CaF2,Si,Ge. Surface Quality 40-20 standard Flatness 1/10 lambda Chamfer 0.25mmx45degree Coating AR,HR,Silver,Aluminum.Golden. 

Specifications

Diameter: 600 mm
Thickness: Not Specified
Substrate: Fused Silica
Flatness: Custom
Single Or Dual Surface: Dual
Precision optical flats are Fused Silica optical components that are used as a reference against which the flatness of an unknown surface can be determined. For less demanding jobs Tower offers them made from BK7 with a flatness specified as λ/4 or better. These optical flats may also be used as windows.

Specifications

Diameter: 50 mm
Thickness: 15 mm
Substrate: BK7
Flatness: lambda/4
Single Or Dual Surface: Dual
Precision optical flats are Fused Silica optical components that are used as a reference against which the flatness of an unknown surface can be determined. For less demanding jobs Tower offers them made from BK7 with a flatness specified as λ/4 or better. These optical flats may also be used as windows.

Specifications

Diameter: 200 mm
Thickness: 38 mm
Substrate: Fused Silica
Flatness: lambda/10
Single Or Dual Surface: Dual
Precision optical flats are Fused Silica optical components that are used as a reference against which the flatness of an unknown surface can be determined. For less demanding jobs Tower offers them made from BK7 with a flatness specified as λ/4 or better. These optical flats may also be used as windows.

Specifications

Diameter: 150 mm
Thickness: 25 mm
Substrate: Fused Silica
Flatness: lambda/10
Single Or Dual Surface: Dual
Precision optical flats are Fused Silica optical components that are used as a reference against which the flatness of an unknown surface can be determined. For less demanding jobs Tower offers them made from BK7 with a flatness specified as λ/4 or better. These optical flats may also be used as windows.

Specifications

Diameter: 100 mm
Thickness: 20 mm
Substrate: Fused Silica
Flatness: lambda/10
Single Or Dual Surface: Dual
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