Jiangsu Hongchen Optical Co., Ltd.

home products 1.59 Polycarbonate Lens 1.59 Polycarbonate semi-finished lens

1.59 Polycarbonate semi-finished lens

Product Details:

Lenses Material	PC
Coating	HMC
Lenses Color	Clear
Vision Effect	Single Vision
Place of Origin	Jiangsu, China (Mainland)
Brand Name	Hongchen

Payment & Shipping Terms:

Minimum Order Quantity:	50 Pair
Delivery Time:	10 days
Payment Terms:	L/C,T/T,Western Union
Supply Ability:	1000 Pair per Day

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Detailed Product Description

Material Polycarbonate
Refractive Index 1.59
Abbe Value 32
Specific Gravity 1.20

1. Less Distortion

2.Super Light and Thin
3.Super Impact Resistance
4.Super Scratch
5.Inherent UV Protection
6. Anti-Refraction
7. Electric Magnetic Interference

Single Vision Lens

Technical Chart

73mm SEMI-FINISHED SINGLE VISION
Lens
Diameter
Nom.
Base
(1.530)
Sag
at
50mm
Front
Radius
(mm)
True
Curve
(1.530)
Actual
Curve
(1.530)
Center
Thickness
(mm)
Edge
Thickness
(mm)
Rear
Curve
(1.530)
Rear
Radius
(mm)
Design and
Suggested Rx
Range
Reality
used Size:
73mm
0.5
0.42
736.11
0.72±0.05
0.82
8.61
13.07
4.00
132.50
-9.25 to -12.00
1.5
0.99
315.48
1.68±0.05
1.86
6.00
12.31
6.21
85.34
-6.25 to -9.00
2.5
1.49
207.84
2.54±0.05
2.51
7.00
12.35
6.24
84.93
-4.25 to -6.00
3.5
2.09
148.46
3.58±0.05
3.60
6.50
10.10
6.26
84.66
-2.25 to -4.00
4.25
2.53
122.97
4.26±0.05
4.36
6.40
9.33
6.32
83.86
-2.00 to +2.00
6
3.44
90.44
5.87±0.05
6.04
7.23
8.11
6.32
83.86
+2.25 to +4.00
7.5
4.33
72.31
7.40±0.05
7.50
10.86
8.42
6.34
83.60
+4.25 to +5.00
8.5
5.03
62.65
8.45±0.05
8.50
11.00
8.09
6.42
82.55
+5.25 to +8.00