SF 1.56,1.591PC Top, Flat Top, Invisible Bifocal UC,HC,HMC,SHMC Custom
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Semi Finished Lens & Blank

SF 1.56,1.591PC Top, Flat Top, Invisible Bifocal UC,HC,HMC,SHMC

This SF semi-finished bifocal lens collection features 1.56 and 1.591 index options with round top, flat top, and invisible bifocal designs. Crafted for convenience and style, these lenses provide distinct near-vision segments for reading while maintaining clear distance vision. The invisible bifocal option integrates near-vision seamlessly, offering aesthetic appeal for users who prefer a subtle lens appearance. Lightweight and durable, these lenses are suitable for daily wear, offering comfort and functionality in a single optical solution.

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Thinkey Optical Co.,Ltd.
Thinkey Optical Co.,Ltd.
Thinkey Optical Co.,Ltd. is a custom SF 1.56,1.591PC Top, Flat Top, Invisible Bifocal UC,HC,HMC,SHMC maker and producer and quality control SF 1.56,1.591PC Top, Flat Top, Invisible Bifocal UC,HC,HMC,SHMC 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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