Product availability and technical specifications for high index 1.60, 1.67 and 1.74 lenses from Younger Optics

 


Technical documentation available in
PDF format for download
 
 
 

 



HIGH INDEX 1.60 MR-8™
Spherical Single Vision Clear - Uncoated Only
Younger Optics High-Index Clear Lenses

 

Diameter

Nominal
Curve

True
Curve

Back
Curve

Edge

Center

SAG
at 50

Radius

RX Range

73

0.50

0.58

6.38

15.1

7.4

0.34

913.79

-10.25D to +9.50D

73

1.25

0.95

6.38

14.2

7.0

0.56

557.90

73

2.25

1.82

6.38

15.1

9.0

1.08

291.21

73

3.25

3.05

6.38

12.6

8.0

1.81

173.77

73

4.25

3.98

5.68

12.0

9.6

2.37

133.17

73

5.25

5.01

5.68

10.0

9.0

3.00

105.79

73

6.25

5.93

5.68

8.9

9.2

3.57

89.38

73

7.25

6.97

5.68

7.7

9.5

4.23

76.04

73

8.25

7.93

5.68

8.2

11.5

4.85

66.84

70 9.25 9.02 8.38 8.5 10.0 5.58 58.76

70

10.25

10.03

8.38

9.5

12.5

6.29

52.84

     
     

 



HIGH INDEX 1.60 MR-8™
Spherical Single Vision Transitions® Signature™ Gray & Brown - Hardcoated

 

Diameter

Nominal
Curve

True
Curve

Back
Curve

Edge

Center

SAG
at 50

Radius

RX Range

73

0.50

0.58

6.50

15.1

7.4

0.34

913.79

-11.00D to +8.00D

73

1.25

0.96

6.50

14.2

7.0

0.56

552.08

73

2.25

1.83

6.50

15.1

9.0

1.08

289.62

73

3.25

3.05

6.50

12.6

8.0

1.81

173.77

73

4.25

3.98

5.75

12.0

9.6

2.37

133.17

73

5.25

5.00

5.75

10.0

9.0

2.99

106.00

73

6.25

5.93

5.75

8.9

9.2

3.57

89.38

73

7.25

6.95

5.75

7.7

9.5

4.22

76.26

73

8.25

7.93

5.75

8.2

11.5

4.85

66.84

     
     

 



HIGH INDEX 1.60 MR-8™
Finished Lenses Transitions® Signature™ Gray & Brown with Super Hydrophobic AR Coating

 

FINISHED SPHERICAL SINGLE VISION GRAY & BROWN SUPER HYDROPHOBIC AR
SPH(+) on CYL(-)
  0.00 -0.25 -0.50 -0.75 -1.00 -1.25 -1.50 -1.75 -2.00  
 
                 
+0.25
 
+0.50
 
+0.75
 
+1.00
 
+1.25
 
+1.50
 
+1.75
 
+2.00
 
+2.25
 
+2.50
 
+2.75
 
+3.00
 
+3.25
 
+3.50
 
+3.75
 
+4.00
 
+4.25
 
+4.50
 
+4.75
 
+5.00
 
+5.25
 
+5.50
 
+5.75
 
+6.00
 
                     
                     
                     
           
 65 mm
   
           
 70 mm
   
 
SPH(-) on CYL(-)
  0.00 -0.25 -0.50 -0.75 -1.00 -1.25 -1.50 -1.75 -2.00  
0.00
 
-0.25
 
-0.50
 
-0.75
 
-1.00
 
-1.25
 
-1.50
 
-1.75
 
-2.00
 
-2.25
 
-2.50
 
-2.75
 
-3.00
 
-3.25
 
-3.50
 
-3.75
 
-4.00
 
-4.25
 
-4.50
 
-4.75
 
-5.00
 
-5.25
 
-5.50
 
-5.75
 
-6.00
                     
                     
                     
                     
         
 75 mm
 
     
     

 



HIGH INDEX 1.60 MR-8™
Single Vision NuPolar® Gray 3, Brown & Green - Hardcoated Available
Younger Optics NuPolar Polarized Lenses

 

Diameter

Nominal
Curve

True
Curve

Back
Curve

Edge

Center

SAG
at 50

Radius

RX Range

75

1.25

1.24

6.25

14.3

7.4

0.73

427.42

-9.00D to +8.75D

75

2.25

2.28

6.25

14.0

8.4

1.32

232.456

75

3.25

3.25

6.25

14.1

10.0

1.93

163.08

75

4.25

4.19

6.25

14.0

11.0

2.50

126.49

75

5.25

5.28

6.25

14.0

12.7

3.16

100.38

75

6.25

6.18

6.25

9.5

9.4

3.72

85.76

75

7.25

7.29

6.25

9.6

11.0

4.43

72.70

75

8.25

8.21

6.25

9.5

12.7

5.04

64.56

     
     

 



HIGH INDEX 1.67 MR-10™
Spherical Single Vision Clear - Uncoated & Hardcoated
Younger Optics High-Index Clear Lenses

 

Diameter

Nominal
Curve

True
Curve

Back
Curve

Edge

Center

SAG
at 50

Radius

RX Range

74

1.00

1.07

6.11

16.0

9.0

0.63

495.33

-12.00D to +11.00D

74

1.50

1.83

6.11

16.0

10.3

1.08

289.62

74

3.00

3.12

6.11

13.5

9.5

1.85

169.87

74

4.00

4.11

6.11

13.5

10.5

2.45

128.95

74

5.00

5.10

6.11

12.0

10.5

3.05

103.92

74

6.00

6.10

6.11

10.5

10.5

3.67

86.89

74

7.00

7.59

6.11

8.5

10.7

4.63

69.83

70

9.00

9.04

6.93

8.4

11.5

5.60

58.63

65

12.00

11.96

8.09

5.0

10.5

7.73

44.31

     
     

 



HIGH INDEX 1.67 MR-10™
Flat Top 28 Clear - Hardcoated
 

 

Diameter

Nominal
Curve

True
Curve

Back
Curve

Edge

Center

Seg
Inset

Seg
Drop

SAG
at 50

Radius

Add
Range

RX Range

74

1.00

0.99

6.0

15.5

8.0

5

5

0.58

535.35

1.00 - 3.50

-10.00D to +7.00D

74

3.00

3.02

6.0

13.5

9.5

5

5

1.79

175.50

1.00 - 3.50

74

5.00

5.05

6.0

12.5

11.5

5

5

3.02

104.95

1.00 - 3.50

74

7.00

7.06

4.43

8.0

12.0

5

5

4.29

75.07

1.00 - 3.50

     
     

 



HIGH INDEX 1.67 MR-10™
Image® Progressive Clear - Hardcoated
 

 

Diameter

Nominal
Curve

True
Curve

Back
Curve

Edge

Center

MRP
Dec

Seg
Inset

Fitting Cross
Above MRP

SAG
at 50

Radius

Add
Range

RX Range

74

1.50

1.79

6.0

15.7

10.3

2.5

2.5

2

1.06

296.09

1.00 - 3.50

-10.00D to +7.00D

74

3.00

3.02

6.0

13.4

9.5

2.5

2.5

2

1.79

175.50

1.00 - 3.50

74

5.00

5.04

6.0

13.4

12.3

2.5

2.5

2

3.01

105.16

1.00 - 3.50

74

7.00

7.56

6.0

9.7

12.8

2.5

2.5

2

4.61

70.11

1.00 - 3.50

     
     

 



HIGH INDEX 1.67 MR-10™
Spherical Single Vision Transitions® Signature™ Gray & Brown - Hardcoated

 

Diameter

Nominal
Curve

True
Curve

Back
Curve

Edge

Center

SAG
at 50

Radius

RX Range

74

1.00

1.00

6.25

16.0

9.0

0.59

530.00

-11.00D to +7.00D

74

1.50

1.77

6.25

16.0

10.4

1.04

299.44

74

3.00

3.09

6.25

13.5

9.5

1.83

171.52

74

4.00

4.10

6.25

13.5

10.5

2.44

129.27

74

5.00

5.10

6.25

12.0

10.5

3.05

103.92

74

6.00

6.08

6.25

10.5

10.5

3.67

87.03

74

7.00

7.56

6.25

8.5

10.7

4.62

69.92

     
     

 



HIGH INDEX 1.67 MR-10™
Spherical Single Vision Transitions® XTRActive® Gray - Hardcoated
Younger Optics Transitions XTRActive Lenses

 

Diameter

Nominal
Curve

True
Curve

Back
Curve

Edge

Center

SAG
at 50

Radius

RX Range

74

1.00

1.00

6.25

16.2

10.5

0.59

530.00

-11.00D to +7.00D

74

1.50

1.77

6.25

16.3

10.4

1.04

299.44

74

3.00

3.09

6.25

13.5

9.4

1.83

171.52

74

4.00

4.10

6.25

14.1

11.2

2.44

129.27

74

5.00

5.09

6.25

14.3

12.3

3.05

104.13

74

6.00

6.08

6.25

14.3

14.2

3.66

87.17

74

7.00

7.56

6.25

10.9

12.9

4.61

70.11

     
     

 



HIGH INDEX 1.67 MR-10™
Image® Progressive Transitions® Signature™ Gray - Hardcoated
 

 

Diameter

Nominal
Curve

True
Curve

Back
Curve

Edge

Center

MRP
Dec

Seg
Inset

Fitting Cross
above MRP

SAG
at 50

Radius

Add
Range

RX Range

74

1.50

1.79

6.00

15.7

10.3

2.5

2.5

2

1.06

296.09

1.00-3.50

-10.00D to +8.50D

74

3.00

3.02

6.00

13.4

9.5

2.5

2.5

2

1.79

175.50

1.00-3.50

74

5.00

5.04

6.00

13.4

12.3

2.5

2.5

2

3.02

105.16

1.00-3.50

74

7.00

7.56

6.00

9.7

12.8

2.5

2.5

2

4.61

70.11

1.00-3.50

     
     

 



HIGH INDEX 1.67 MR-10™
Single Vision NuPolar® Gray 3, Brown & Green - Hardcoated Available
 

 

Diameter

Nominal
Curve

True
Curve

Back
Curve

Edge

Center

SAG
at 50

Radius

RX Range

75

1.25

1.25

6.11

14.1

7.5

0.74

424.00

-10.00D to +9.75D

75

2.25

2.28

6.11

13.9

8.8

1.35

232.46

75

3.25

3.27

6.11

14.1

10.3

1.94

162.08

75

4.25

4.22

6.11

13.7

11.4

2.51

125.59

75

5.25

5.30

6.11

14.1

13.1

3.18

100.00

75

6.25

6.21

6.11

8.6

9.2

3.74

85.35

75

7.25

7.31

6.11

8.9

11.1

4.45

72.50

75

8.25

8.23

6.11

8.8

12.6

5.05

64.40

     
     

 



HIGH INDEX 1.74 MR-174™
Spherical Single Vision Clear - Hardcoated
Younger Optics High-Index Clear Lenses

 

Diameter

Nominal
Curve

True
Curve

Back
Curve

Edge

Center

SAG
at 50

Radius

RX Range

65

0.50

0.27 9.4 18.5 8.5 0.16 1962.96

-18.00D to +12.00D

65

1.00 1.04 9.4 16.8 7.5 0.61 509.62

70

1.50

1.57 8.2 15.5 7.0 0.93 337.58

75

2.50

2.47 6.9 12.5 6.1 1.46 214.57

75

3.50

3.54 4.8 8.0 6.3 2.10 149.80

70

5.00

4.78 5.6 7.0 6.0 2.86 110.83

70

6.00

6.12 6.2 7.1 7.0 3.68 86.60

70

7.25

7.31 6.9 6.9 7.5 4.45 72.47

65

8.25

8.32 6.7 6.6 8.6 5.11 63.70

65

9.00

8.95 6.7 6.6 9.5 5.53 59.24

65

10.00

9.70 6.2 6.5 10.7 6.06 54.63
     
     

 



HIGH INDEX 1.74 MR-174™
Spherical Single Vision Transitions® Signature™ Gray & Brown- Hardcoated
Younger Optics High-Index Clear Lenses

 

Diameter

Nominal
Curve

True
Curve

Back
Curve

Edge

Center

SAG
at 50

Radius

RX Range

65

0.50

0.27 9.4 18.5 8.5 0.16 1962.96

-18.00D to +12.00D

65

1.00 1.04 9.4 16.8 7.5 0.61 509.62

70

1.50

1.57 8.2 15.5 7.0 0.93 337.58

75

2.50

2.47 6.9 12.5 6.1 1.46 214.57

75

3.50

3.54 4.8 8.0 6.3 2.10 149.80

70

5.00

4.78 5.6 7.0 6.0 2.86 110.83

70

6.00

6.12 6.2 7.1 7.0 3.68 86.60

70

7.25

7.31 6.9 6.9 7.5 4.45 72.47

65

8.25

8.32 6.7 6.6 8.6 5.11 63.70

65

9.00

8.95 6.7 6.6 9.5 5.53 59.24

65

10.00

9.70 6.2 6.5 10.7 6.06 54.63