ST-46 optical resin lens-Table 2

Various types of cameras, video cameras are equiped with the optical viewfinder to select the scene and its range. The optical viewfinder is generally composed of objective lens and eyepiece. 102 viewfinder eyepiece is used in ST-102 camera and it is a rectangular plano-convex lens. Its parameters are as follows:

Focal length f'=80.37mm

Front intercept sf=-78.83mm

No.

Name

Type

f′

sf

sf′

D0

OD(Φ)

Center thickness

Edge thickness

Picture

ST-46

102 Viewfinder eyepiece

Plano-convex

80.37

-78.83

80.37

10.75×8

2.3

ST-47

102 Viewfinder objective lens

Ceniscus

-45.324

46.46

-45.19

15.8

19.95×13

1.07

2.7

ST-48

Telescope objective lens

Plano-convex

59.373

-59.373

56.22

26

28

4.7

1.12

ST-49

PS eyepiece

Ceniscus

-21.877

21.67

-23.04

12

14

1.5

3.75

ST-50

Protection glass

Plane

28

30

2

2

ST-51

101 Magnifier

Double convex

52.62

-51.84

48.99

28.5

30

6.5

1.85

ST-52

6513 Reticle

Plane

43

45

1.5

1.7

ST-53

6732 magnifier

2X 4X

80

83.4

10.3

1.57

ST-54

6701 magnifier

2X 4X

101×51.2

11.8

1

ST-55

6801 magnifier

2X

409.5

143×105

16.6

ST-56

Small prism of binoculars

Length×Width×Height 25×12.5×11.3

ST-57

Large prism of binoculars

Length×Width×Height 30.4×15.5×14.3

ST-58

616 Viewfinder eyepiece

Plano-convex

30.767

-28.96

30.767

10.32×8

2.7

ST-59

616 Viewfinder objective lens 2

Plano-concave

-63.52

64.526

-63.52

11.34×8

1.5

ST-60

616 Viewfinder objective lens 1

Plano-concave

-19.63

20.43

-19.63

12×8

1.2

2

ST-61

6802 magnifier

Double convex

62.915

-61.043

61.043

28

30

5.5

1.19

ST-62

6703 magnifier

Double convex

38.76

-34.58

34.58

35

39

11.8

3.6

ST-63

Field lens

Double convex

36.707

-32.708

34.852

22

25

7

2.34

ST-64

objective lens

Plano-convex

219.552

-219.522

217.14

35

37

3.6

2

ST-65

Right angle prism

Length×Width(slope)×Height 43×44×22

ST-66

Aspherical lens

A1

8.81

7.83

8

11

4

1.79

A2

8.86

7.93

8

11

4

1.79

ST-67

Negative lens

Double concave

-12.68

13.12

-12.8

8

12.5

0.9

1.32

ST-68

Positive lens

Double convex

19.6

-18.94

19.19

7

9

1.58

2.03

ST-69

Negative lens

Double concave

-24.83

25.18

-25.17

9

10

1

2.17

ST-75

Lens 1

Ceniscus

-9.32

10.13

-9.18

5.6

10

0.96

1.62

ST-76

Lens 2

Double convex

11.62

-10.94

10.64

7

8

2.4

0.89

ST-77

Lens 3

Double convex

11.06

1059

6.3

8

2.03

2.43

ST-78

Lens 4

Double convex

8.5

7.32

6.0

8

2.3

2.5

ST-79

Lens 2

Double convex

8.86

8.04

4

5

3

2.4

ST-80

Lens 3

Double convex

8.75

8.14

3.8

5

1.9

1.28

ST-81

Camera lens 1

I95-1

61.17

-67.59

54.31

7.3

9.35

1.72

1

ST-82

Camera lens 2

I95-2

55.53

-54.34

55.92

5.5

9

1.2

1.18

ST-83

Viewfinder objective lens

I95-3

-41.08

42.02

-41.08

18.3

18.5×12.4

1.4

3.6

ST-84

Viewfinder eyepiece

I95-4

63.15

-61.67

63.15

11.8×8

2.2

ST-85

Camera lens

K95-1

29.88

-31.69

27.35

8

12.4

1.3

1.54

ST-86

Viewfinder objective lens

K95-2

-28.17

29.11

-28.17

15.6

17.8×10

1.4

3.5

ST-87

Viewfinder eyepiece

K95-3

48.342

-47.186

48.342

12.8×6.55

1.71

0.55

ST-88

Camera lens

SC89-1

37.18

-39.27

34.3

8

11.9

1.4

2.46

ST-89

Viewfinder objective lens

M900

-29.59

30.46

-29.59

15.2×11

1.3

4

ST-90

Splitting objectivelens

M900

-91.26

92.46

-91.26

14.2×10

1.8

1.2

ST-91

Viewfinder eyepiece

M900

43.05

44.67

43.05

12.1×7.92

2.4

ST-92

Collimating lens

Aspheric

17.4

17.1

4.7

6.3

1.35

2.4

ST-93

Negative lens

Ceniscus

7.35

32.96

-19.43

6

11

3.82

2.62

ST-94

Positive lens

Ceniscus

7.353

-4.69

7.49

5.3

9

3.84

3.81

ST-95

Field lens

7×35

40.65

-37.63

39.77

23

25

5.7

1.51

ST-96

Field lens

7×50

45.6

-42.95

44.28

24

25

5.8

2.14

ST-97

Camera lens

Ceniscus

31.25

-33.26

28.41

9.6

12.4

1.5

1.25