Case Study: Aspherized Achromatic Lenses for Detecting the Human Retina Introduction Achromatic lenses are employed to reduce, or even eliminate, chromatic aberration, and their design also aids in minimizing spherical aberrations. These lenses are well-suited for various applications, including fluorescence microscopy, image relay, inspection, and spectroscopy. Typically created either by cementing two elements together or […]
Key Takeaways: Indirect ophthalmoscopes revolutionize eye examinations with advanced imaging systems. Aspherical lenses correct aberrations, enhance image sharpness, and reduce distortion for clearer fundus observation. With specifications like a 40D high-order lens, these instruments offer precise magnification and field of view. Crafted with CNC machining and coated with Vis-NIR antireflection film, Avantier ensures exceptional surface […]
The triplet apochromat lens in VR headsets redefines immersion with minimal chromatic aberration, offering unparalleled clarity and realism.
Key Takeaways Avantier manufactures a two-aspheric cemented lens by combining two aspheric lenses, which corrects aberrations and enhances optical performance. Specifically designed for innovative eyepieces in ophthalmic examinations, these lenses excel in minimizing distortions to improve image quality and clarity, making them suitable for various fields. The project focused on achieving high surface […]
Key Takeaways Double-Convex Aspheric lens designed for diverse light, especially underwater. Tailored optical system for > 500mm wavelengths. Petite <3mm double-convex lenses crafted in N-BK7 or N-SF11. Achieved <10mm underwater focus, breaking norms. Precision engineering for <3mm diameter using CNC grinding, glass molding, diamond turning, MRF finishing, and injection molding. Tested underwater […]
