William asked the right question and TSW products answer it
from the near UV to the mid-IR in both scattering hemispheres!

Scatterometers

TSW offers five (5) scatterometers for your company to choose from. To make this easier to do, we’ve compiled a data sheet on all scatterometers, as well as a comparison table of features so you can view them side by side.

Scatterometer Overview →

Measurements

Measurements can be used as a measure of quality for optical surface finishes and films, as a way to characterize point defects and are often needed as input data for programs that predict both signal and noise levels in many complex optical systems.

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Consulting

John offers consulting on a variety of scatter related issues based on his work with both large and small companies. Sometimes it includes measurements and it might also include his scatter course or a teaming arrangement with other companies.

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TSW News

John Stover demonstrating the scatter box

TSW has purchased the Schmitt scatter operation and Chris Staats (formerly of Schmitt) has joined John Stover as a 50% owner of TSW.

For more news and information about the company, click on

About Us »

New TSW

John Stover demonstrating the scatter box

Explore the New TSW!

TSW has purchased the scatter lab and products from Schmidt Industries and Chris Staats has joined John Stover as a 50% owner of TSW. Their new location is Gresham, Oregon where they run a measurement service, manufacture a variety of instruments and provide consulting related services to meet industry light scatter requirements.

Read our latest news »

Manuafacturing

Manufacturing

TSW is now producing five different scatterometer models.

Measurement Lab

Our optical scatter measurement lab in Gresham Oregon

Our lab in Oregon

At our Oregon location we use our well equipped lab that is completely sealed off and under precise control in order to prevent any type of contamination while performing scatter measurements for our clients.

Scatter Course

Optical Scatter Course / Tutorial

You will learn in this course, given by John C Stover, how to quantify light and calculating roughness from scattered light. You will also learn when you cannot calculate roughness from scattered light. This course can be taught at your location upon request. Please click on contact us »

The book

Optical Scattering - a book by John C Stover

“Optical Scattering” – written by John C Stover

In addition to teaching a course on optical scatter measurements, John also wrote the book about this subject and it is a great supplement to his course or for customers planning on purchasing a scatterometer.
You can purchase this book by clicking on Optical Scattering ».

Latest News

TSW has purchased the scatter lab and products from Schmidt Industries and Chris Staats has joined John Stover as a 50% owner of TSW. Their new location is Gresham, Oregon where they run a measurement service, manufacture a variety of instruments and provide consulting related services to meet industry light scatter requirements.

Explore the tab bar above or below to find the solution to your problem.

John Stover demonstrating the scatter box

John Stover with his new partner Chris Staats