Brewster

Brewster Windows

Optola offers wide range of  high quality Brewster Windows.

Custom design Brewster Windows are available upon request.

  •   Most sizes λ /20 transmitted wavefront, 10-5 surface quality
  •   All kinds of coatings are available
  •   Custom designs for other sizes and coatings are also available upon request

BWIN             –            100              –             020         –          BK7 

            ↓                          ↓                                  ↓                          ↓

Product Code     Dia = 10.0mm    Thickness = 2.0mm    Material 

Brewster Windows

Part Number

Diameter D(mm)

Thickness T(mm)

Material

Surface Quality

Transmitted Wavefront

BWIN-080-020-BK7

8

2.0

BK7

20/10

λ/10

BWIN-100-020-BK7

10

2.0

BK7

20/10

λ/10

BWIN-160-020-BK7

16

2.0

BK7

20/10

λ/10

BWIN-254-020-BK7

25.4

2.0

BK7

20/10

λ/10

BWIN-060-020-UVFS

6

2.0

UVFS

20/10

λ/10

BWIN-080-020-UVFS

8

2.0

UVFS

20/10

λ/10

BWIN-100-020-UVFS

10

2.0

UVFS

20/10

λ/10

BWIN-160-030-UVFS

16

3.0

UVFS

20/10

λ/10

BWIN-254-030-UVFS

25.4

3.0

UVFS

20/10

λ/10

Material

BK7 or UV fused silica

Diameter Tolerance

+0/-0.15mm

Thickness Tolerance

±0.25mm

Clear Aperture

>Central 85% of diameter

Parallelism

<5″

Surface Quality

20/10

Transmitted Wavefront

λ/10 @632.8nm

Brewster Angle (θ)

56.6° @588nm(BK7)

56.1° @308nm(UVFS)

Chamfers

<0.35mm face width ×45°

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