Contact lenses are precision-engineered ophthalmic devices used for vision correction, cosmetic enhancement, and medical treatment. The development and manufacturing of high-quality contact lenses rely on advanced monomers, polymers, and cross-linking agents that determine key properties such as oxygen permeability, water content, modulus, UV resistance, and surface smoothness.
J&K Scientific provides a full range of high-purity monomers, cross-linkers, initiators, dyes, stablizers and solvents used in contact lens R&D and manufacturing, ensuring stability, biocompatibility and reproducibility.

Product Categories
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Silane Monomer
Essential for silicone hydrogel lenses, providing flexibility, high oxygen permeability, and durability.
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Hydrophilic Monomers
Used to improve wettability, water retention, and wearing comfort in hydrogel lenses.
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Cross-Linking Agents
Provide mechanical stability and shape retention in hydrogel and silicone hydrogel lenses.
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Polymerization Initiators
Enable controlled polymer cross-linking and consistent polymer network formation.
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UV Absorbers
Used for safe UV-A/B protection in hydrogel and silicone lenses.
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Stabilizers
Maintain polymer stability, optical clarity, and storage durability of contact lens materials.
Looking for some critical materials or need technical support?
Why Choose J&K Scientific
- ISO 9001 certified quality assurance and batch reproducibility.
- Wide selection of high-purity reagents and raw materials for silicone hydrogel and HEMA-based lenses.
- Custom synthesis & bulk supply for industrial R&D.
- Global logistics with fast delivery across North America, Europe, and Asia.
