Material

BK7或UV fused silica

Focal length tolerance

±2% @589nm

Decentration

≤3′

Outer diameter tolerance

+0/-0.1mm

Effective aperture

＞90%Central area

Center thickness tolerance

±0.1mm

Edge thickness

3.0mm，Standard value

Finish

40/20

Face shape (within the effective aperture)

≤ λ/2 Irregularity @ 632.8nm（y-axis）

≤ λ/4/cm Irregularity @ 632.8nm（x-axis）

Chamfer

0-0.8mm ×45°±15°

Part No

X

Y

EFL

R

Tc

Te

Material

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

CLPX-254-127-R065-BK7

25.4

12.7

12.7

6.57

7.9

3

BK7

CLPX-508-254-R197-BK7

50.8

25.4

38.1

19.7

7.64

3

BK7

CLPX-508-254-R259-BK7

50.8

25.4

50.2

25.95

6.32

3

BK7

CLPX-508-254-R325-BK7

50.8

25.4

62.9

32.52

5.58

3

BK7

CLPX-508-254-R390-BK7

50.8

25.4

75.6

39.09

5.12

3

BK7

CLPX-508-508-R517-BK7

50.8

50.8

100

51.7

9.67

3

BK7

CLPX-508-508-R775-BK7

50.8

50.8

150

77.55

7.28

3

BK7

CLPX-508-508-R1034-BK7

50.8

50.8

200

103.4

6.17

3

BK7

CLPX-508-508-R1551-BK7

50.8

50.8

300

155.1

5.09

3

BK7

CLPX-508-254-R239-UVFS

50.8

25.4

50.2

23.09

6.81

3

UVFS

CLPX-508-254-R460-UVFS

50.8

25.4

100

46

4.79

3

UVFS

CLPX-508-508-R690-UVFS

50.8

50.8

150

69

7.85

3

UVFS

CLPX-508-508-R920-UVFS

50.8

50.8

200

92

6.58

3

UVFS

CLPX-508-508-R1380-UVFS

50.8

50.8

300

138

5.36

3

UVFS

 Other materials, outer diameter, and focal length products can be customized by Xinye Technology according to needs