Stock - Germanium Windows

Avantier offers high-performance stock Germanium windows for IR and optical applications. Sizes range from 5mm to 150mm with anti-reflective coatings to meet specific needs. Precision manufacturing ensures exceptional flatness, parallelism, and surface finish for optimal performance in thermal imaging, IR lasers, and harsh environments.
germanium window, germanium windows
Germanium Windows

Germanium Windows

Part Number

CA (mm)

Diameter (mm)

Thickness (mm)

Coating Specification

Parallelism (arcmin)

Surface Flatness (P-V)

Surface Quality

Price (USD)

Delivery Time

AVTZC-0001

4.5

5.00 +0.0/-0.1

1.00 ±0.1

Uncoated

<1

λ/10 @ 10.6μm

60-40

$90.00

One Week

AVTZC-0002

4.5

5.00 +0.0/-0.1

1.00 ±0.1

Ravg <5.0% @ 3 – 12μm

<1

λ/10 @ 10.6μm

60-40

$135.00

One Week

AVTZC-0003

4.5

5.00 +0.0/-0.1

1.00 ±0.1

Ravg <3.0% @ 8 – 12μm

<1

λ/10 @ 10.6μm

60-40

$135.00

One Week

AVTZC-0004

9

10.00 +0.0/-0.1

1.50 ±0.1

Uncoated

<1

λ/10 @ 10.6μm

60-40

$110.00

One Week

AVTZC-0005

9

10.00 +0.0/-0.1

1.50 ±0.1

Ravg <3.0% @ 3 – 5μm

<1

λ/10 @ 10.6μm

60-40

$150.00

One Week

AVTZC-0006

9

10.00 +0.0/-0.1

1.50 ±0.1

Ravg <5.0% @ 3 – 12μm

<1

λ/10 @ 10.6μm

60-40

$150.00

One Week

AVTZC-0007

9

10.00 +0.0/-0.1

1.50 ±0.1

Ravg <3.0% @ 8 – 12μm

<1

λ/10 @ 10.6μm

60-40

$150.00

One Week

AVTZC-0008

11.25

12.50 +0.0/-0.1

1.00 ±0.1

Uncoated

<1

λ/10 @ 10.6μm

60-40

$120.00

One Week

AVTZC-0009

11.25

12.50 +0.0/-0.1

1.00 ±0.1

Ravg <3.0% @ 3 – 5μm

<1

λ/10 @ 10.6μm

60-40

$165.00

One Week

AVTZC-0010

11.25

12.50 +0.0/-0.1

1.00 ±0.1

Ravg <5.0% @ 3 – 12μm

<1

λ/10 @ 10.6μm

60-40

$165.00

One Week

AVTZC-0011

11.25

12.50 +0.0/-0.1

1.00 ±0.1

Ravg <3.0% @ 8 – 12μm

<1

λ/10 @ 10.6μm

60-40

$165.00

One Week

AVTZC-0012

11.25

12.50 +0.0/-0.1

2.00 ±0.1

Uncoated

<1

λ/10 @ 10.6μm

60-40

$125.00

One Week

AVTZC-0013

11.25

12.50 +0.0/-0.1

2.00 ±0.1

Ravg <3.0% @ 3 – 5μm

<1

λ/10 @ 10.6μm

60-40

$170.00

One Week

AVTZC-0014

11.25

12.50 +0.0/-0.1

2.00 ±0.1

Ravg <5.0% @ 3 – 12μm

<1

λ/10 @ 10.6μm

60-40

$170.00

One Week

AVTZC-0015

11.25

12.50 +0.0/-0.1

2.00 ±0.1

Ravg <3.0% @ 8 – 12μm

<1

λ/10 @ 10.6μm

60-40

$170.00

One Week

AVTZC-0016

11.25

12.50 +0.0/-0.1

3.00 ±0.1

Uncoated

<1

λ/10 @ 10.6μm

60-40

$125.00

One Week

AVTZC-0017

11.25

12.50 +0.0/-0.1

3.00 ±0.1

Ravg <3.0% @ 3 – 5μm

<1

λ/10 @ 10.6μm

60-40

$170.00

One Week

AVTZC-0018

11.25

12.50 +0.0/-0.1

3.00 ±0.1

Ravg <5.0% @ 3 – 12μm

<1

λ/10 @ 10.6μm

60-40

$170.00

One Week

AVTZC-0019

11.25

12.50 +0.0/-0.1

3.00 ±0.1

Ravg <3.0% @ 8 – 12μm

<1

λ/10 @ 10.6μm

60-40

$170.00

One Week

AVTZC-0020

18

20.00 +0.0/-0.1

2.00 ±0.1

Uncoated

<1

λ/10 @ 10.6μm

60-40

$150.00

One Week

AVTZC-0021

18

20.00 +0.0/-0.1

2.00 ±0.1

Ravg <3.0% @ 3 – 5μm

<1

λ/10 @ 10.6μm

60-40

$195.00

One Week

AVTZC-0022

18

20.00 +0.0/-0.1

2.00 ±0.1

Ravg <5.0% @ 3 – 12μm

<1

λ/10 @ 10.6μm

60-40

$195.00

One Week

AVTZC-0023

18

20.00 +0.0/-0.1

2.00 ±0.1

Ravg <3.0% @ 8 – 12μm

<1

λ/10 @ 10.6μm

60-40

$195.00

One Week

AVTZC-0024

22.5

25.00 +0.0/-0.1

1.00 ±0.1

Uncoated

<1

λ/10 @ 10.6μm

60-40

$150.00

One Week

AVTZC-0025

22.5

25.00 +0.0/-0.1

1.00 ±0.1

Ravg <3.0% @ 3 – 5μm

<1

λ/10 @ 10.6μm

60-40

$240.00

One Week

AVTZC-0026

22.5

25.00 +0.0/-0.1

1.00 ±0.1

Ravg <5.0% @ 3 – 12μm

<1

λ/10 @ 10.6μm

60-40

$240.00

One Week

AVTZC-0027

22.5

25.00 +0.0/-0.1

1.00 ±0.1

Ravg <3.0% @ 8 – 12μm

<1

λ/10 @ 10.6μm

60-40

$240.00

One Week

AVTZC-0028

22.5

25.00 +0.0/-0.1

2.00 ±0.1

Uncoated

<1

λ/10 @ 10.6μm

60-40

$155.00

One Week

AVTZC-0029

22.5

25.00 +0.0/-0.1

2.00 ±0.1

Ravg <3.0% @ 3 – 5μm

<1

λ/10 @ 10.6μm

60-40

$245.00

One Week

AVTZC-0030

22.5

25.00 +0.0/-0.1

2.00 ±0.1

Ravg <5.0% @ 3 – 12μm

<1

λ/10 @ 10.6μm

60-40

$245.00

One Week

AVTZC-0031

22.5

25.00 +0.0/-0.1

2.00 ±0.1

Ravg <3.0% @ 8 – 12μm

<1

λ/10 @ 10.6μm

60-40

$245.00

One Week

AVTZC-0032

22.5

25.00 +0.0/-0.1

3.00 ±0.1

Uncoated

<1

λ/10 @ 10.6μm

60-40

$160.00

One Week

AVTZC-0033

22.5

25.00 +0.0/-0.1

3.00 ±0.1

Ravg <3.0% @ 3 – 5μm

<1

λ/10 @ 10.6μm

60-40

$250.00

One Week

AVTZC-0034

22.5

25.00 +0.0/-0.1

3.00 ±0.1

Ravg <5.0% @ 3 – 12μm

<1

λ/10 @ 10.6μm

60-40

$250.00

One Week

AVTZC-0035

22.5

25.00 +0.0/-0.1

3.00 ±0.1

Ravg <3.0% @ 8 – 12μm

<1

λ/10 @ 10.6μm

60-40

$250.00

One Week

AVTZC-0036

22.5

25.00 +0.0/-0.1

5.00 ±0.1

Uncoated

<1

λ/10 @ 10.6μm

60-40

$170.00

One Week

AVTZC-0037

22.5

25.00 +0.0/-0.1

5.00 ±0.1

Ravg <5.0% @ 3 – 12μm

<1

λ/10 @ 10.6μm

60-40

$260.00

One Week

AVTZC-0038

22.5

25.00 +0.0/-0.1

5.00 ±0.1

Ravg <3.0% @ 8 – 12μm

<1

λ/10 @ 10.6μm

60-40

$260.00

One Week

AVTZC-0039

22.86

25.40 +0.0/-0.1

3.00 ±0.1

Uncoated

<1

λ/10 @ 10.6μm

60-40

$160.00

One Week

AVTZC-0040

22.86

25.40 +0.0/-0.1

3.00 ±0.1

Ravg <3.0% @ 3 – 5μm

<1

λ/10 @ 10.6μm

60-40

$250.00

One Week

AVTZC-0041

22.86

25.40 +0.0/-0.1

3.00 ±0.1

Ravg <5.0% @ 3 – 12μm

<1

λ/10 @ 10.6μm

60-40

$250.00

One Week

AVTZC-0042

22.86

25.40 +0.0/-0.1

3.00 ±0.1

Ravg <3.0% @ 8 – 12μm

<1

λ/10 @ 10.6μm

60-40

$250.00

One Week

AVTZC-0043

27

30.00 +0.0/-0.1

1.00 ±0.1

Uncoated

<1

λ/10 @ 10.6μm

60-40

$190.00

One Week

AVTZC-0044

27

30.00 +0.0/-0.1

1.00 ±0.1

Ravg <5.0% @ 3 – 12μm

<1

λ/10 @ 10.6μm

60-40

$285.00

One Week

AVTZC-0045

27

30.00 +0.0/-0.1

1.00 ±0.1

Ravg <3.0% @ 8 – 12μm

<1

λ/10 @ 10.6μm

60-40

$285.00

One Week

AVTZC-0046

27

30.00 +0.0/-0.1

3.00 ±0.1

Uncoated

<1

λ/10 @ 10.6μm

60-40

$205.00

One Week

AVTZC-0047

27

30.00 +0.0/-0.1

3.00 ±0.1

Ravg <3.0% @ 3 – 5μm

<1

λ/10 @ 10.6μm

60-40

$290.00

One Week

AVTZC-0048

27

30.00 +0.0/-0.1

3.00 ±0.1

Ravg <5.0% @ 3 – 12μm

<1

λ/10 @ 10.6μm

60-40

$290.00

One Week

AVTZC-0049

27

30.00 +0.0/-0.1

3.00 ±0.1

Ravg <3.0% @ 8 – 12μm

<1

λ/10 @ 10.6μm

60-40

$290.00

One Week

AVTZC-0050

36

40.00 +0.0/-0.1

2.00 ±0.1

Uncoated

<1

λ/10 @ 10.6μm

60-40

$285.00

One Week

AVTZC-0051

36

40.00 +0.0/-0.1

2.00 ±0.1

Ravg <5.0% @ 3 – 12μm

<1

λ/10 @ 10.6μm

60-40

$380.00

One Week

AVTZC-0052

36

40.00 +0.0/-0.1

2.00 ±0.1

Ravg <3.0% @ 8 – 12μm

<1

λ/10 @ 10.6μm

60-40

$380.00

One Week

AVTZC-0053

36

40.00 +0.0/-0.1

4.00 ±0.1

Uncoated

<1

λ/10 @ 10.6μm

60-40

$305.00

One Week

AVTZC-0054

36

40.00 +0.0/-0.1

4.00 ±0.1

Ravg <3.0% @ 3 – 5μm

<1

λ/10 @ 10.6μm

60-40

$400.00

One Week

AVTZC-0055

36

40.00 +0.0/-0.1

4.00 ±0.1

Ravg <5.0% @ 3 – 12μm

<1

λ/10 @ 10.6μm

60-40

$400.00

One Week

AVTZC-0056

36

40.00 +0.0/-0.1

4.00 ±0.1

Ravg <3.0% @ 8 – 12μm

<1

λ/10 @ 10.6μm

60-40

$400.00

One Week

AVTZC-0057

45

50.00 +0.0/-0.1

1.00 ±0.1

Uncoated

<1

λ/10 @ 10.6μm

60-40

$360.00

One Week

AVTZC-0058

45

50.00 +0.0/-0.1

1.00 ±0.1

Ravg <3.0% @ 3 – 5μm

<1

λ/10 @ 10.6μm

60-40

$500.00

One Week

AVTZC-0059

45

50.00 +0.0/-0.1

1.00 ±0.1

Ravg <5.0% @ 3 – 12μm

<1

λ/10 @ 10.6μm

60-40

$500.00

One Week

AVTZC-0060

45

50.00 +0.0/-0.1

1.00 ±0.1

Ravg <3.0% @ 8 – 12μm

<1

λ/10 @ 10.6μm

60-40

$500.00

One Week

AVTZC-0061

45

50.00 +0.0/-0.1

2.00 ±0.1

Uncoated

<1

λ/10 @ 10.6μm

60-40

$370.00

One Week

AVTZC-0062

45

50.00 +0.0/-0.1

2.00 ±0.1

Ravg <3.0% @ 3 – 5μm

<1

λ/10 @ 10.6μm

60-40

$500.00

One Week

AVTZC-0063

45

50.00 +0.0/-0.1

2.00 ±0.1

Ravg <5.0% @ 3 – 12μm

<1

λ/10 @ 10.6μm

60-40

$500.00

One Week

AVTZC-0064

45

50.00 +0.0/-0.1

2.00 ±0.1

Ravg <3.0% @ 8 – 12μm

<1

λ/10 @ 10.6μm

60-40

$500.00

One Week

AVTZC-0065

45

50.00 +0.0/-0.1

3.00 ±0.1

Uncoated

<1

λ/10 @ 10.6μm

60-40

$375.00

One Week

AVTZC-0066

45

50.00 +0.0/-0.1

3.00 ±0.1

Ravg <3.0% @ 3 – 5μm

<1

λ/10 @ 10.6μm

60-40

$510.00

One Week

AVTZC-0067

45

50.00 +0.0/-0.1

3.00 ±0.1

Ravg <5.0% @ 3 – 12μm

<1

λ/10 @ 10.6μm

60-40

$510.00

One Week

AVTZC-0068

45

50.00 +0.0/-0.1

3.00 ±0.1

Ravg <3.0% @ 8 – 12μm

<1

λ/10 @ 10.6μm

60-40

$510.00

One Week

AVTZC-0069

45.72

50.80 +0.0/-0.1

3.00 ±0.1

Uncoated

<1

λ/10 @ 10.6μm

60-40

$375.00

One Week

AVTZC-0070

45.72

50.80 +0.0/-0.1

3.00 ±0.1

Ravg <3.0% @ 3 – 5μm

<1

λ/10 @ 10.6μm

60-40

$510.00

One Week

AVTZC-0071

45.72

50.80 +0.0/-0.1

3.00 ±0.1

Ravg <5.0% @ 3 – 12μm

<1

λ/10 @ 10.6μm

60-40

$510.00

One Week

AVTZC-0072

45.72

50.80 +0.0/-0.1

3.00 ±0.1

Ravg <3.0% @ 8 – 12μm

<1

λ/10 @ 10.6μm

60-40

$510.00

One Week

AVTZC-0073

67.5

75.00 +0.0/-0.1

3.00 ±0.1

Uncoated

<1

λ/10 @ 10.6μm

60-40

$675.00

One Week

AVTZC-0074

67.5

75.00 +0.0/-0.1

3.00 ±0.1

Ravg <5.0% @ 3 – 12μm

<1

λ/10 @ 10.6μm

60-40

$840.00

One Week

AVTZC-0075

67.5

75.00 +0.0/-0.1

3.00 ±0.1

Ravg <3.0% @ 8 – 12μm

<1

λ/10 @ 10.6μm

60-40

$840.00

One Week

AVTZC-0076

67.5

75.00 +0.0/-0.1

5.00 ±0.1

Uncoated

<1

λ/10 @ 10.6μm

60-40

$740.00

One Week

AVTZC-0077

67.5

75.00 +0.0/-0.1

5.00 ±0.1

Ravg <3.0% @ 3 – 5μm

<1

λ/10 @ 10.6μm

60-40

$910.00

One Week

AVTZC-0078

67.5

75.00 +0.0/-0.1

5.00 ±0.1

Ravg <5.0% @ 3 – 12μm

<1

λ/10 @ 10.6μm

60-40

$910.00

One Week

AVTZC-0079

67.5

75.00 +0.0/-0.1

5.00 ±0.1

Ravg <3.0% @ 8 – 12μm

<1

λ/10 @ 10.6μm

60-40

$910.00

One Week

AVTZC-0080

68.58

76.20 +0.0/-0.1

5.00 ±0.1

Uncoated

<1

λ/10 @ 10.6μm

60-40

$740.00

One Week

AVTZC-0081

68.58

76.20 +0.0/-0.1

5.00 ±0.1

Ravg <3.0% @ 3 – 5μm

<1

λ/10 @ 10.6μm

60-40

$910.00

One Week

AVTZC-0082

68.58

76.20 +0.0/-0.1

5.00 ±0.1

Ravg <5.0% @ 3 – 12μm

<1

λ/10 @ 10.6μm

60-40

$910.00

One Week

AVTZC-0083

68.58

76.20 +0.0/-0.1

5.00 ±0.1

Ravg <3.0% @ 8 – 12μm

<1

λ/10 @ 10.6μm

60-40

$910.00

One Week

AVTZC-0084

90

100.00 +0.0/-0.1

6.00 ±0.1

Uncoated

<1

λ/10 @ 10.6μm

60-40

$1,350.00

One Week

AVTZC-0085

90

100.00 +0.0/-0.1

6.00 ±0.1

Ravg <3.0% @ 8 – 12μm

<1

λ/10 @ 10.6μm

60-40

$1,620.00

One Week

AVTZC-0086

112.5

125.00 +0.0/-0.1

6.00 ±0.1

Uncoated

<1

λ/10 @ 10.6μm

60-40

$1,670.00

One Week

AVTZC-0087

135

150.00 +0.0/-0.1

8.00 ±0.1

Uncoated

<1

λ/10 @ 10.6μm

60-40

$3,050.00

One Week

Also available in volume pricing, please contact Avantier for details. The minimum order quantity is 10.

Stock – Germanium Windows Price List PDF

For custom requests, visit Germanium Windows page. 

Please contact Avantier if you’d like to schedule a consultation or request for a quote on your next project.

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