What Is the Modulation Transfer Function (MTF)? Understanding and Utilizing the Modulation Transfer Function in Optical System Design The Modulation Transfer Function (MTF) is a vital parameter used to assess the performance of optical systems, ranging from simple lenses to complex imaging lens assemblies. It serves as a standardized quantitative measure for optical designers and […]
Transmission Spheres Introduction to Transmission Spheres In the world of optical metrology, precision is paramount. When it comes to measuring the surface quality and wavefront of optical components, such as concave or convex surfaces, the role of transmission spheres is crucial. These spheres are precision instruments designed for interferometric testing and are indispensable in ensuring […]
What Is the Chief Ray Angle Exploring the Significance of the Lens Chief Ray Angle (CRA) The Lens Chief Ray Angle (CRA) is a pivotal concept in the field of optics and imaging systems, and it plays a profound role in shaping the quality of captured images. To comprehend its importance fully, let’s delve deeper […]
In the realm of medical technology, Custom Optics Companies play an integral role in shaping innovations that push the boundaries of what is possible. Among the many facets of optical engineering, the chief ray angle stands as a paramount factor in the success of endoscopy. In this article, we’ll explore the world of endoscopy and […]
Specifications for optical surfaces outline the precise quality criteria that govern the performance of optical components such as lenses and mirrors. These criteria encompass parameters like surface roughness, flatness, curvature, and coatings. Understanding these specifications is crucial to ensure optimal light transmission, image quality, and system efficiency in various applications, from microscopy to astronomy. Accurate […]
Optical surface accuracy refers to the difference between the actual shape and the desired shape of an optical surface. It is a crucial aspect of optical components and is typically measured in terms of fringes or waves that correspond to the laser wavelength used in the interferometer. And it is important to specify the expected […]
