520-294-5600 4dinfo@nanometrics.com

Nanometrics Completes Acquisition

of 4D Technology Corporation

The addition of Dynamic Interferometry® expands process control technology solutions

MILPITAS, CA, Nov. 16, 2018 (GLOBE NEWSWIRE) — Nanometrics Incorporated (Nasdaq: NANO), a leading provider of advanced process control systems, today announced that it has completed the acquisition of 4D Technology Corporation. 4D Technology’s Dynamic Interferometry® solutions are used in a variety of industries to provide accurate shape and surface measurement data, which provides feedback to customers of optical quality, machine finish, and surface defectivity, to improve manufacturing yield and performance. The previously-announced acquisition agreement of October 29th was closed on November 15th, with Nanometrics acquiring all outstanding shares of 4D Technology Corporation.

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Products for Aspheric Optics

AccuFiz 6 MPx

The high resolution 6 megapixel AccuFiz Fizeau interferometer can measure steeper slopes, making it your best suited option for working with aspheres.

PhaseCam

4D PhaseCam Twyman-Green interferometers are the industry choice for measuring concave spherical optics, from several millimeters to tens of meters in diameter.

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