
Coated Sapphire Spherical Optical Laser Double-Concave/Double-Convex/Bi-Convex/Achromatic Lenses. Customized Coating Options: AR, dielectric, metal coatings available based on customer needs. Wide Diameter Range: Processing diameter from 1mm to 300mm for various applications. High Transmittance: Transmittance exceeds 95% across ultraviolet, visible, and infrared bands. OEM and ODM Acceptance: Full OEM and ODM services available for custom optical solutions. Professional R&D Team: Dedicated engineers provide design and development support. Fast Stock Delivery: Stock products shipped within 2 days after payment confirmation. Sample Fee Refund: Sample fees are refunded upon placing a large order. Comprehensive Warranty: 1-year warranty with free rework or replacement for quality issues.