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What are SAW Wafers and Crystals

A Surface Acoustic Wave (SAW) device is a device that transfers the input electrical signal into acoustic signal through the converse piezoelectric effects or vice versa.SAW devices provide wide application possibilities across the fields of radio and television, mobile and wireless telephone, satellite communication, GPS system, identification system.

Corning Eagle XG玻璃基片介绍

康宁 Eagle XG 是一种合成的碱土硼铝硅酸盐玻璃，专为 液晶显示器（LCD） 和其他电光应用而设计。作为康宁公司的旗舰产品之一，Eagle XG 玻璃具有低密度、可见光范围内 92% 的高透过率、极为光滑的表面，以及出色的机械强度，使其能够实现更薄、更大的尺寸设计。此外，该玻璃还具有极高的耐候性（即抵抗大气中气体和蒸气侵蚀的能力）。更重要的是，该玻璃不含任何重金属成分，对人体健康无害，并且对环境友好。

Optical Substrate Material Selection Guide

The selection of optical substrate material is a vital step to determine the best appropriate optics for your individual applications. The characteristics(optical transmission, refractive index, hardness, etc.) of representative optical materials such as N-BK7, UV Fused Silica, Zerodur Glass, Chalcogenide Glass, BaF2, CaF2, MgF2, Germanium, Zinc Selenide, ZnS, Sapphire, Silicon, alpha-bbo, calcite, YVO4, and F2 glass are introduced and compared in this article from Shalom.

Optical Basics: The Nature of Light and Optical Elements

This article aims to provide a comprehensive understanding of essential Optical Basics, ranging from the nature of light (including wavelength, the electromagnetic spectrum, phase and amplitude, the wave-particle duality of light, to reflection, refraction, birefringence, and interference) to the operation principle of optical elements.

Understanding Optical Specifications-Geometric Specifications

A guide that helps understand the glossaries of optical specifications including thickness diameter tolerance, angle tolerance, center error, radius of curvature, clear aperture, parallelism, etc.

Understanding Optical Specifications: Surface Specifications

This article offers a simple but thorough explanation of surface specifications, which is an essential subset of optical specifications and which include Surface Quality, Surface Flatness, Surface Roughness, Power, Irregularity, and Fracture/Chip. This knowledge will help you navigate the complexities of optics terms and enhance your grasp of optics concepts.

What are Interferomters-Principles, Types, Applications

This is a technical article about interferometers, the content includes an explanation of the light interference phenomenon, the advantages and applications of interferometers, the basic operation principle of inteferometer, and different types of interferometers.

Understanding Optical Material Properties

In this article introducing optical properties, we will be discussing learning several important glossaries of optical material properties including: Refractive Index, Chromatic Dispersion, Optical Transmission, Absorption and Light Scattering, Optical Homogeneity, Laser Induced Damage Threshold (LIDT). In the end section, we will also explore the main types of optical materials and their individual characteristics.

光学镀膜全面指南

光学镀膜是沉积在光学元件基底（如窗片、透镜、镜面）上的薄膜。通过控制反射、透射、吸收和散射，这些镀膜改变光与光学介质之间的相互作用，从而使光在各种应用中实现精确操控。
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