May. 29, 2026
What Is the Difference Between Achromatic and Apochromatic Lenses?
Unlike achromatic lenses, apochromatic designs correct chromatic aberration across three wavelengths of light—typically red, green, and blue—bringing them all into nearly the same focal plane.
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May. 20, 2026
Properties and Applications of Plano Concave Lenses
A plano concave lens is thinner at the center and thicker at the edges. One side of the lens is completely flat, while the other side curves inward like a portion of a sphere.
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Apr. 05, 2026
What is an Aspheric lens? How to define aspherical lens? The ordinary lenses we usually see have two spherical surfaces — just like a piece cut from a perfect sphere, with the same degree of curvature from the center to the edge. An aspherical surface, however, means: the surface is not a perfect sphere, and its degree of curvature gradually ch
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Mar. 17, 2026
Applications of Cylindrical Lenses
Astigmatism is an optical aberration that can cause images to appear distorted or blurred. It occurs when light rays entering the eye or an optical system are not focused equally in all directions, resulting in different focal points in different planes.
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Mar. 10, 2026
Cylindrical Lens: A Complete Guide
Cylindrical lenses are less common than spherical lenses, yet they play a crucial role in many photonics and optical applications. This guide provides a comprehensive overview to help you understand their structure and function.
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Jan. 22, 2026
Aspheric vs. Spherical Lenses: Which Is Better for Vision Applications?
Aspheric lenses are particularly effective at correcting spherical aberration, especially in wide-angle and large-aperture optical designs. From a purely optical performance perspective, they offer powerful corrective capabilities.
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Jan. 22, 2026
Spherical Lens for Optics: Buying Guide
Spherical lenses are used in applications where light needs to be converged or diverged in order to form a smaller or larger image of an object or field of view.
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Jan. 15, 2026
Features and Applications of Meniscus Lenses
Meniscus lenses are optical components characterized by one convex surface and one concave surface. Manufactured from a single piece of optical material, the curvatures on each side may be identical or different, depending on the intended optical function.
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Nov. 06, 2025
The main characteristics of DLC coating
The hardness can reach 20 - 80 GPa (close to that of natural diamonds), with extremely strong scratch resistance. Low friction coefficient,Smooth surface, with a low friction coefficient (0.1 - 0.2), suitable for moving components Chemical inertness
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Nov. 06, 2025
The new coating machine has been installed. The million-dollar cleanroom has started to operate, providing a favorable environment and technical support for coating and optical alignment.
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