How Metrology Can Improve Electric Vehicle Gears Processing

The growth of the electric vehicle (EV) market is inevitable. In gear manufacturing for EVs, it is critical to accurately, quickly and easily characterize precise surface features. Find out how precision metrology is playing a fundamental role. Read more.

Dec 3, 2021

Let's Put the Pieces Together

When it comes to asphere production, is there one part of the process that is more important than the others? Find out which variables have an impact and how you can ensure maximized performance that is cost effective. Read the blog.

Nov 11, 2021

Computer Generated Hologram White Paper

A common solution for testing aspherical optics is using a Fizeau interferometer in combination with a computer-generated hologram (CGH). This whitepaper discusses the advantages of a diffractive Fizeau Null lenses, which surface types can be measured, and what accuracy can be achieved.

Nov 8, 2021

Fission, Fusion, What’s the Confusion?

Science and manufacturing step up and look into using more sustainable resources, such as fusion power. Read about how researchers, such as Lawrence Livermore National Laboratory (LLNL), are using Zygo instruments to experiment with fusion power.

Oct 28, 2021

Advances in flexible precision aspheric form measurement using axially scanned interferometry

The advances in flexible, precision aspheric form measurement using axially scanned interferometry Zygo’s Verifire™ Asphere (VFA) measuring instrument relies on translating the test part along the optical axis of a laser Fizeau interferometer while collecting interference fringes from areas of low slope relative to a spherical reference surface.

Oct 18, 2021

Optic Fabrication: Do you make or do you buy?

It’s not enough for industrial manufacturers to simply deliver great products anymore. Every organization today is exploring a better approach to shorten their development cycle to remain ahead of competitors. How do you determine if you make or if you buy?

Oct 1, 2021

Minimizing Risk When Coating Optics

What are some best practices to minimize risks when coating optics? A good place to begin your evaluation of the risk on performance is by vetting the coating supplier. Read more about some useful questions to ask.

Sep 10, 2021

Fourier Optics Modelling of Instrument Response for Interference Microscopy

The response of an interferometer to variations in surface height depends on the filtering properties of the imaging system. Here we provide a simple and practical model of an imaging interferometer using classical Fourier optics, including the effects of partial coherence.

Aug 21, 2021

Case Study: An Enabling Technology for Optimized Automated Manufacturing

Cambridge Technology's ultra-lightweight coated beryllium mirrors has been used for over 50 years.

Aug 13, 2021

Fourier optics modelling of coherence scanning interferometers

We propose an instrument model for coherence scanning interferometry using familiar Fourier optics methods, the spectrum of plane waves, and the assumption that the light source spectral bandwidth is the dominant factor in determining fringe contrast as a function of optical path length.

Aug 5, 2021

The state of the art in swept-wavelength laser Fizeau interferometry

Here we review the principles and current state of the art for swept-wavelength interferometry for optical testing, including recent advances in digital holographic refocusing and environmental robustness using model-based data analysis.

Aug 1, 2021

What's The Fuss With Vertical Integration in Optics?

Creating a one stop shop for customers with vertical integration in optics.

Jul 30, 2021