Custom Progressive Semi-Finished Lens
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Progressive Semi-Finished Lens

Available in refractive indices from 1.499 to 1.591, these semi-finished lenses allow precise customization. The progressive design ensures smooth transition from near to intermediate to far vision, enhancing visual comfort and reducing eye strain.

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  • Parameter
Parameter
Refractive Index Option Coating
1.56 ①Clear
②Blue Cut
③Spinning Photo Grey
④Spinning Photo Grey Blue Cut		 UC (Uncoated)
HC (Hard Coating)
HMC (Hard Multi-Coating)
SHMC (Super Hydrophobic Multi-Coating)
1.591PC ①Clear
②Blue Cut
③Dip Photo Grey
④Dip Photo Grey Blue Cut

SF Progressive lenses provide seamless vision correction across multiple distances, eliminating the need for separate reading and distance glasses.  Coating options UC, HC, HMC, and SHMC add durability, scratch resistance, anti-reflective properties, and water/oil repellence, making them suitable for daily wear in various environments. Lightweight and thin, they are compatible with a wide range of frame styles, from classic full-rim to modern semi-rimless designs.

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About
Thinkey Optical Co., Ltd.
Thinkey Optical Co., Ltd.
Thinkey Optical Co., Ltd. is a custom Progressive Semi-Finished Lens producer and quality control Progressive Semi-Finished Lens with over 20 years of expertise in manufacturing a wide range of optical lenses. Our facility spans 40 acres, with a production area of 20,000 square meters. Located in Duqiao Town, Linhai City—a coastal area of Zhejiang Province,Thinkey Optical employs approximately 200 workers and operates 6 advanced machines imported from Korea, as well as Satisloh RX equipment from Germany. Our daily production capacity reaches 30,000 pairs of high-quality lenses.
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