Quick Information
- Place of Origin:Korea
Description
SEMIX Semi-Finished Single Vision Uncoated Blank
Specifications and Availability
- Material : 1.61 Index Resin (nd=1.592, Abbe=42, Specific gravity=1.34)
- Lens Size : 70mm Diameter with optics centered, -12.00(65mm)
- Tolerance of Center & EdgeThickness : ± 0.3mm
- Tolerance of Diameter : ± 0.5mm
High Index 1.61 70mm Spherical Blank Data Sheet
|
Nominal
Base curve |
Actual
convex curve |
Sagitta
depth Gauge |
Far vision
Convex |
Concave
|
Power
Range |
Center
Thickness |
Edge
Thickness |
|
(D)
|
(N=1.592)
(D) |
50 mm bell
(mm) |
Radius
(R1 in mm) |
Radius
(R2 in mm) |
(D)
|
(mm)
|
(mm)
|
|
0.50
|
0.53
|
0.28
|
1111.20
|
88.86
|
-5.00
to -16.00 |
8.7
|
15.5
|
|
1.00
|
1.18
|
0.63
|
500.20
|
88.86
|
-3.50
to -4.75 |
8.7
|
14.0
|
|
2.00
|
2.25
|
1.19
|
263.54
|
88.86
|
-2.50
to -3.25 |
8.7
|
13.7
|
|
3.00
|
3.22
|
1.71
|
184.03
|
88.86
|
-1.50
to -2.25 |
8.7
|
11.9
|
|
4.00
|
4.30
|
2.29
|
137.72
|
88.86
|
-1.25
to +1.25 |
7.7
|
10.1
|
|
5.00
|
5.37
|
2.87
|
110.20
|
88.86
|
+1.50
to +2.75 |
8.8
|
10.2
|
|
6.00
|
6.46
|
3.48
|
91.60
|
88.86
|
+3.00
to +3.75 |
8.0
|
8.0
|
|
7.00
|
7.40
|
4.01
|
80.01
|
88.86
|
+4.00
to +4.70 |
9.3
|
7.9
|
|
8.00
|
8.63
|
4.72
|
68.60
|
88.86
|
+5.00
to +6.00 |
10.1
|
7.2
|
|
9.00
|
10.40
|
5.79
|
56.91
|
88.86
|
+6.25
to +7.75 |
12.3
|
7.2
|
|
10.00
|
11.23
|
6.30
|
52.73
|
88.86
|
+8.00
to +8.75 |
14.0
|
7.8
|
|
12.00
|
12.75
|
7.31
|
46.42
|
98.59
|
+9.00
to +11.50 |
15.0
|
8.1
|
