Fuzhou Esteemoptics Co.,Ltd

FEATURED IN OPTICAL COATING, HIGH POWER MIRRORS, BANDPASS FILTERS, PRECISION OPTICS.

PRODUCTS > OPTICAL COMPONENTS > LENS > BK7 DOUBLE CONVEX LENSES
Specifications:

Material: BK7 grade A optical glass

Design Wavelength: 546.1nm

Design Index: 1.5183 +/-0.0005

Diameter Tolerance: +0.0, -0.15mm

Paraxial Focal Length: +/-2%

Centration: 3 arc minutes

Clear Aperture: >80%

Surface Figure: ¦Ë/4@632.8nm

Surface Quality: 60-40 scratch and dig

Bevel: 0.25 mm x 45¡ã

Standard Size

How to Order:

For Example: DCX0101

(Part Numer)

Part No.

f(mm)

¦Õ(mm)

R1=R2(mm)

tc(mm)

te(mm)

fb(mm)

DCX0101

8

6

7.7

3.2

2

6.9

DCX0102

12

6

11.95

2.7

2

11.1

DCX0103

18

6

18.22

2.5

2

17.2

DCX0209

10

10

9.45

4.9

2

8.2

DCX0201

15

12.7

14.66

4.9

2

13.3

DCX0202

20

12.7

20.01

4

2

18.6

DCX0203

25

12.7

25.28

3.6

2

23.8

DCX0204

30

12.7

30.52

3.3

2

28.9

DCX0205

40

12.7

40.95

3

2

39

DCX0206

50

12.7

51.35

2.8

2

49.1

DCX0207

75

12.7

77.3

2.6

2

74.1

DCX0208

100

12.7

103.25

2.4

2

99.2

DCX0343

25.4

20

25.265

6.1

2

23.3

DCX0342

22

20

21.577

6.9

2

19.6

DCX0341

20

21

19.239

8.2

2

17.1

DCX0332

40

22.4

40.57

5.1

1.9

38.3

DCX0325

125

25

129.132

3.2

2

123.9

DCX0314

31.7

25.4

31.56

7.3

2

29.2

DCX0301

35

25.4

35.09

6.8

2

32.7

DCX0302

50

25.4

50.92

5.2

2

48.3

DCX0303

75

25.4

77.04

4.1

2

73.6

DCX0304

100

25.4

103.05

3.6

2

98.8

DCX0305

125

25.4

129.02

3.3

2

123.9

DCX0306

150

25.4

154.97

3

2

149

DCX0307

175

25.4

180.91

2.9

2

174

DCX0308

200

25.4

206.84

2.8

2

199

DCX0309

250

25.4

258.7

2.6

2

249.1

DCX0310

300

25.4

310.55

2.5

2

299.2

DCX0311

500

25.4

517.91

2.3

2

499.2

DCX0312

1000

25.4

1036.23

2.2

2

999.3

DCX0313

25.4

25.4

24.712

9

2

22.2

DCX0432

50

30

50.731

6.5

2

47.8

DCX0435

500

30

518.306

2.4

2

499.2

DCX0454

110

35

113.31

4.7

2

108.4

DCX0401

50

38

49.97

10.5

3

46.4

DCX0402

100

38

102.52

6.5

3

97.8

DCX0403

150

38

154.57

5.4

3

148.2

DCX0404

200

38

206.51

4.8

3

198.4

DCX0405

350

38

362.13

4

3

348.7

DCX0406

500

38

517.67

3.7

3

498.8

DCX0407

700

38

725.02

3.5

3

698.8

DCX0411

45

38

44.836

10.4

2

41.4

DCX0433

50.8

38.1

51.063

9.3

1.9

47.6

DCX0422

63.5

40

64.38

8.3

1.9

60.7

DCX0501

100

50

102.06

9.2

3

96.9

DCX0502

150

50

154.27

7.1

3

147.6

DCX0503

200

50

206.28

6

3

198

DCX0504

250

50

258.22

5.4

3

248.2

DCX0505

400

50

413.87

4.5

3

398.5

DCX0506

450

50

465.73

4.3

3

448.6

DCX0507

500

50

517.58

4.2

3

498.6

DCX0508

600

50

621.28

4

3

598.7

DCX0509

800

50

828.64

3.8

3

798.7

DCX0608

500

80

517.678

6.1

2

498

DCX0705

250

100

257

13.7

3.9

245.4