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     Windows
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Windows are applied to isolate different physical environments while allowing light to pass through.When selecting windows,it’s impossible to consider materials, transmission, scattering, wave  front distortion,  parallelism and resistance to certain environment. Dayoptics offer all kinds of windows,which are made from different materials.Windows of special sizes and materials are available upon requirement.Single layer or multiplayer anti-reflecting coatings on optical windows are available upon customers requirement.


Specification

BK7 Windows

Fused Silica Windows

Sapphire

Diameter Tolerance

+0.0,-0.1mm

+0.0,-0.1mm

+0.0,-0.2mm

Thickness Tolerance

+/-0.2mm

+/-0.2mm

+/-0.2mm

Clear Aperture

>80%

>80%

>85%

Parallelism

1′(Standard)

10″(High Precision)

1′(Standard)

10″(High Precision)

1′

Surface Quality

60/40(Standard)

20/10(High Precision)

    60/40(Standard)

60/40(Standard)

Wavefront Distortion

  λ/ 4(Standard)

λ/10(High Precision)per 25mm@633nm

     λ/ 4(Standard)

λ/10(High Precision)per 25mm@633nm

λ@633nm

Bevel

<0.25mm*45°

<0.25mm*45°

<0.25mm*45°

Coating

Uncoated

Uncoated

Uncoated

Note:We can make coatings as your requires.

WINDOWS

Standard Products

BK7 Windows

Part No.

Diameter(mm)

Thickness(mm)

 

WIN0101

10.0

3.0

 

WIN0102

12.7

3.0

 

WIN0103

25.4

3.0

 

WIN0104

10.0

6.35

 

WIN0105

12.7

6.35

 

WIN0106

25.4

6.35

 

Fused Silica Windows

Part No.

Diameter(mm)

Thickness(mm)

 

WIN0201

10.0

3.0

 

WIN0202

12.7

3.0

 

WIN0203

25.4

3.0

 

WIN0204

10.0

6.35

 

WIN0205

12.7

6.35

 

WIN0206

25.4

6.35

 

Sapphire Windows

Part No.

Diameter(mm)

Thickness(mm)

 

WIN0301

5.5

0.5

 

WIN0302

8.5

0.5

 

WIN0303

9.5

0.5

 

WIN0304

10

1

 

WIN0305

12.7

1

 

WIN0306

25.4

1