Product Announcements:
Optical Lenses

Avantier manufactures large optical domes in custom sizes, often exceeding 100 mm in diameter, with tailored shapes and material options including BK7, fused silica, sapphire, and others. Domes are engineered for transmission across visible, UV, and infrared wavelengths, protecting sensitive systems with durable, high-clarity optics. Read more...

Comparison of silicon lenses and germanium lenses
Silicon lens: suitable for NIR and MIR, high hardness, good thermal stability, low cost.
Germanium lens: suitable for MIR and FIR, high refractive index, easy to process, but high cost, poor thermal stability. Read more...

Fused silica rod lenses are processed from high purity fused silica material and have excellent optical properties. The shape is cylindrical and the length is usually larger than the diameter. Read more...

Avantier manufactures large lenses across glass, metal, crystal, and plastic substrates, incorporating advanced optical elements and precision coatings for sharp imaging with minimal aberrations. Built with durable materials and rigorous quality standards, these lenses deliver high-performance results even in challenging environments. Read more...

Avantier specializes in custom high-precision optical domes for aerospace, underwater, and surveillance applications. Engineered from materials like sapphire, fused silica, and germanium, these tailored solutions deliver superior pressure resistance, wider fields of view, reduced chromatic aberration, and exceptional durability, ensuring reliable optical performance in the harshest envir... Read more...

Avantier's custom microlens arrays deliver uniform beam shaping, optimized light control, and superior optical performance. Available in spherical, aspheric, and cylindrical designs with fully customizable pitch and focal length, they serve LiDAR, biomedical imaging, AR/VR, and aerospace applications requiring high transmission efficiency and tight tolerances. Read more...

Fused silica has good transmission in the ultraviolet (UV), visible (VIS), and near-infrared (NIR) wavelengths, and especially excels in the deep ultraviolet (DUV) wavelengths. Read more...

High transmittance: fused silica has high transmittance in the UV to NIR waveband (0.2-2.5μm), suitable for broad spectrum applications. Read more...

CRYSTECH's Pico Lens delivers exceptional precision and efficiency for laser medical treatments such as skin rejuvenation and tattoo removal. Custom sizes and coatings ensure perfect fit for diverse applications. Read more...

Avantier provides custom Zinc Selenide (ZnSe) lenses manufactured to precise specifications and sizes. These infrared optics offer excellent transmission and durability, making them well suited for thermal imaging systems, high-power CO₂ lasers, spectroscopy, and other demanding infrared optical applications. Read more...