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Spherical BK7 Bi-Convex Lenses (B-BX)
Graph / Diagram

 

Specifications

 

Diameter Tolerance:

+0/-0.005”

Thickness Tolerance:

±0.010”

Concentricity:

< 3 arc min.

Clear Aperture:

> 85% of diameter

Radius Tolerance

± 0.5%

Surface Figure:

l/10 at 632.8nm

Surface Quality:

10-5 scratch-dig

 
 
 
 
 
 
 
 
 
 
 
 

Part No.

Material

Diameter

R (mm)

Focal Length (mm)

Thickness (mm)

532 nm

1064 nm

ET

CT

B-BX-5.0-10

BK7

5.0mm

9.8

9.9

10.1

2.0

2.6

B-BX-10.0-10

BK7

10mm

9.4

9.9

10.1

2.0

4.9

B-BX-10.0-25

BK7

10mm

25.2

24.8

25.4

2.0

3.0

B-BX-10.0-50

BK7

10mm

51.0

49.5

50.7

2.0

2.5

B-BX-10.0-100

BK7

10mm

102.7

99.2

101.7

2.0

2.5

B-BX-10.0-200

BK7

10mm

205.7

198.3

203.3

2.0

2.1

B-BX-12.7-15

BK7

0.5”

14.4

14.9

15.3

3.0

6.0

B-BX-12.7-25

BK7

0.5”

25.2

24.8

25.4

2.0

3.6

B-BX-12.7-50

BK7

0.5”

51.0

50.0

50.8

2.0

2.8

B-BX-12.7-100

BK7

0.5”

102.7

99.2

101.7

2.0

2.4

B-BX-12.7-200

BK7

0.5”

205.7

198.4

203.4

2.0

2.2

B-BX-25.4-25

BK7

1.00”

24.2

25.0

25.6

2.0

9.2

B-BX-25.4-50

BK7

1.00”

50.6

49.6

50.8

2.0

5.2

B-BX-25.4-75

BK7

1.00”

76.6

74.4

76.3

2.0

4.1

B-BX-25.4-100

BK7

1.00”

102.4

99.3

101.8

2.0

3.6

B-BX-25.4-200

BK7

1.00”

205.6

198.5

203.5

3.0

3.8

B-BX-25.4-500

BK7

1.00”

514.6

495.7

508.2

4.0

4.3

B-BX-38.1-38

BK7

1.50”

37.0

37.8

38.7

2.0

12.6

B-BX-38.1-50

BK7

1.50”

49.3

49.6

50.9

2.0

9.7

B-BX-38.1-100

BK7

1.50”

102.1

99.2

101.7

2.0

5.9

B-BX-38.1-500

BK7

1.50”

1514.6

495.8

508.3

4.0

4.7

B-BX-50.8-50

BK7

2.00”

49.3

50.4

51.6

2.0

16.1

B-BX-50.8-100

BK7

2.00”

101.6

99.2

101.6

2.0

8.5

B-BX-50.8-150

BK7

2.00”

153.4

148.8

152.5

4.0

8.1

B-BX-50.8-200

BK7

2.00”

205.2

198.3

203.3

5.0

8.1

B-BX-50.8-500

BK7

2.00”

514.6

495.2

507.7

5.0

6.3

B-BX-50.8-1000

BK7

2.00”

1029.8

991.6

1016.7

2.0

2.6