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Gage Capability Study of 4D InSpec

Gage Capability Study of 4D InSpec

How Gage Capable is the 4D InSpec? DOWNLOAD Gage-Capable Feature and Defect Measurement with a 4D InSpec Surface Gage APPLICATION NOTE: A Gage Repeatability and Reproducibility (Gage R&R) study is used to quantify the variation in measurement data that is due to...

Selecting a Transmission Sphere

How to Easily select the best transmission sphere  Download the PDF: Selecting a Transmission Sphere APPLICATION NOTE: Interferometric testing requires two matched optics: the optic under test and a reference. When measuring spherical optics, the reference is a...
JWST is Headed for Launch (with a little help from 4D)

JWST is Headed for Launch (with a little help from 4D)

Engineers use a 4D Technology PhaseCam during Center of Curvature testing on the James Webb Space Telescope. Image courtesy NASA/Chris Gunn. Just a few weeks ago NASA announced that the James Webb Space Telescope (JWST) had completed its final testing and is being...