Plano-Convex Lens
 Plano-Concave Lenses
    Bi-Convex Lenses
 Bi-Concave Lenses

Focal Length at 546.1nm +/-2%
Material BK-7, fine annealed optical glass or equivalent
Usable Wavelength Range 380 - 2100nm
Surface Accuracy 5 fringes (2.5)power, 1 fringe (/2) 
irregularity at 546.1 nm over the clear aperture
Clear Aperture central 90% of diameter
Surface Quality 60-40 scratch-dig
Centration 3 arc min.
Diameter +0/-0.15mm
Center Thickness +/-0.2mm
Edge Thickness Nominal value
Chamfer 0-0.6 mm face width x 45o +/-15o, typical
Durability MIL-C-675C, moderate abrasion
Cleaning Non-abrasive method,acetone or isopropyl alcohol on lens tissue recommended

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Product #

Dia(mm)

EFL(mm)

f/#

BFL(mm)

FFL(mm)

P2(mm)

Tc(mm)

Te(mm)

R(mm)

SPX310

6.0

17.0

2.8

15.40

17.00

-1.60

2.50

2.0

8.818

SPX313

8.0

10.0

1.3

7.40

10.00

-2.60

3.90

2.0

5.187

SPX316

8.0

15.0

1.9

13.00

15.00

-2.00

3.10

2.0

7.781

SPX319

8.0

18.0

2.3

16.10

18.00

-1.90

2.90

2.0

9.337

SPX322

10.0

15.0

1.5

12.50

12.50

-2.50

3.80

2.0

7.781

SPX325

10.0

20.0

2.0

17.80

20.00

-2.20

3.30

2.0

10.374

SPX328

10.0

22.0

2.2

20.00

22.00

-2.00

3.10

1.9

11.412

SPX331

10.0

40.0

4.0

38.30

40.00

-1.70

2.60

2.0

20.749

SPX334

10.0

55.0

5.5

53.40

55.00

-1.60

2.40

2.0

28.530

SPX337

11.0

47.0

4.3

45.30

47.00

-1.70

2.60

2.0

24.380

SPX340

12.0

20.0

1.7

17.40

20.00

-2.60

3.90

2.0

10.374

SPX343

12.0

25.0

2.1

22.70

25.00

-2.30

3.50

2.0

12.968

SPX346

12.7

28.6

2.3

26.40

28.60

-2.20

3.40

2.0

14.835

SPX349

12.7

44.5

3.5

42.90

44.50

-1.60

2.40

1.5

23.083

SPX352

13.0

43.0

3.3

41.00

43.00

-2.00

3.00

2.0

22.305

SPX355

14.0

25.0

1.8

22.40

25.00

-2.60

4.00

1.9

12.968

SPX358

15.0

18.0

1.2

14.20

18.00

-3.80

5.70

1.9

9.337

SPX361

15.0

21.0

1.4

17.70

21.00

-3.30

5.00

2.0

10.893

SPX364

15.0

36.0

2.4

33.60

36.00

-2.40

3.60

2.0

18.674

SPX367

15.0

50.0

3.3

48.00

50.00

-2.00

3.10

2.0

25.936

SPX370

15.0

80.0

5.3

78.20

80.00

-1.80

2.70

2.0

41.498

SPX373

15.0

100

6.7

98.40

100.00

-1.60

2.50

2.0

51.872

SPX376

20.0

35.0

1.8

32.20

35.00

-2.80

4.20

1.2

18.155

SPX379

20.0

40.0

2.0

37.00

40.00

-3.00

4.50

1.9

20.749

SPX382

20.0

503.0

2.5

47.40

50.00

-2.60

4.00

2.0

25.936

SPX385

20.0

105.0

4.2

102.80

105.00

-2.20

3.40

1.9

54.466

SPX388

20.0

135.0

5.4

133.00

135.00

-2.00

3.10

2.0

70.027

SPX510

6.35

6.4

1.0

2.85

6.40

-3.54

5.38

3.0

3.300

SPX513

6.35

12.7

2.0

10.18

12.70

-2.51

3.81

3.0

6.560

SPX519

6.35

25.4

4.0

23.16

25.40

-2.23

3.39

3.0

13.120

SPX522

6.35

38.1

6.0

35.95

38.10

-2.14

3.25

3.0

19.690

SPX525

6.35

50.2

7.9

48.09

50.20

-2.10

3.19

3.0

25.940

SPX540

12.7

19.0

1.4

15.48

19.00

-3.51

5.33

3.0

9.810

SPX543

12.7

25.4

2.0

22.34

25.40

-3.05

4.63

3.0

13.120

SPX546

12.7

38.1

3.0

35.42

38.10

-2.67

4.05

3.0

19.690

SPX549

12.7

50.2

3.9

47.770

50.20

-2.49

3.78

3.0

25.940

SPX552

12.7

62.9

4.9

60.50

62.90

-2.39

3.62

3.0

32.500

SPX555

12.7

75.6

5.9

73.28

75.60

-2.32

3.51

3.0

39.070

SPX561

12.7

100

7.8

97.76

100.00

-2.23

3.39

3.0

51.680

SPX576

25.4

25.4

1.0

16.95

25.40

-8.44

12.80

3.0

13.120

SPX579

25.4

38.1

1.5

33.06

38.10

-5.03

7.64

3.0

19.690

SPX582

25.4

50.2

1.9

46.03

50.20

-4.16

6.32

3.0

25.940

SPX588

25.4

75.6

2.9

72.22

75.60

-3.37

5.12

3.0

39.070

SPX594

25.4

100

3.9

96.97

100.00

-3.02

4.58

3.0

51.680

SPX597

25.4

125

4.9

122.19

125.00

-2.80

4.26

3.0

64.600

SPX600

25.4

150

5.9

147.33

150.00

-2.66

4.04

3.0

77.440

SPX603

25.4

175

6.8

172.43

175.00

-2.56

3.89

3.0

90.270

SPX606

25.4

200

7.8

197.50

200.00

-2.49

3.78

3.0

103.360

SPX609

25.4

250

9.8

247.61

250.00

-2.39

3.62

3.0

129.200